text: /**
    ******************************************************************************
    * @file    stm32g4xx_ll_usart.h
    * @author  MCD Application Team
    * @brief   Header file of USART LL module.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
    * All rights reserved.</center></h2>
    *
    * This software component is licensed by ST under BSD 3-Clause license,
    * the "License"; You may not use this file except in compliance with the
    * License. You may obtain a copy of the License at:
    *                        opensource.org/licenses/BSD-3-Clause
    *
    ******************************************************************************
    */
  
  /* Define to prevent recursive inclusion -------------------------------------*/
  #ifndef STM32G4xx_LL_USART_H
  #define STM32G4xx_LL_USART_H
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32g4xx.h"
  
  /** @addtogroup STM32G4xx_LL_Driver
    * @{
    */
  
  #if defined (USART1) || defined (USART2) || defined (USART3) || defined (UART4) || defined (UART5)
  
  /** @defgroup USART_LL USART
    * @{
    */
  
  /* Private types -------------------------------------------------------------*/
  /* Private variables ---------------------------------------------------------*/
  /** @defgroup USART_LL_Private_Variables USART Private Variables
    * @{
    */
  /* Array used to get the USART prescaler division decimal values versus @ref USART_LL_EC_PRESCALER values */
  static const uint32_t USART_PRESCALER_TAB[] =
  {
    1UL,
    2UL,
    4UL,
    6UL,
    8UL,
    10UL,
    12UL,
    16UL,
    32UL,
    64UL,
    128UL,
    256UL
  };
  /**
    * @}
    */
  
  /* Private constants ---------------------------------------------------------*/
  /* Private macros ------------------------------------------------------------*/
  #if defined(USE_FULL_LL_DRIVER)
  /** @defgroup USART_LL_Private_Macros USART Private Macros
    * @{
    */
  /**
    * @}
    */
  #endif /*USE_FULL_LL_DRIVER*/
  
  /* Exported types ------------------------------------------------------------*/
  #if defined(USE_FULL_LL_DRIVER)
  /** @defgroup USART_LL_ES_INIT USART Exported Init structures
    * @{
    */
  
  /**
    * @brief LL USART Init Structure definition
    */
  typedef struct
  {
    uint32_t PrescalerValue;            /*!< Specifies the Prescaler to compute the communication baud rate.
                                             This parameter can be a value of @ref USART_LL_EC_PRESCALER.
  
                                             This feature can be modified afterwards using unitary function @ref LL_USART_SetPrescaler().*/
  
    uint32_t BaudRate;                  /*!< This field defines expected Usart communication baud rate.
  
                                             This feature can be modified afterwards using unitary function @ref LL_USART_SetBaudRate().*/
  
    uint32_t DataWidth;                 /*!< Specifies the number of data bits transmitted or received in a frame.
                                             This parameter can be a value of @ref USART_LL_EC_DATAWIDTH.
  
                                             This feature can be modified afterwards using unitary function @ref LL_USART_SetDataWidth().*/
  
    uint32_t StopBits;                  /*!< Specifies the number of stop bits transmitted.
                                             This parameter can be a value of @ref USART_LL_EC_STOPBITS.
  
                                             This feature can be modified afterwards using unitary function @ref LL_USART_SetStopBitsLength().*/
  
    uint32_t Parity;                    /*!< Specifies the parity mode.
                                             This parameter can be a value of @ref USART_LL_EC_PARITY.
  
                                             This feature can be modified afterwards using unitary function @ref LL_USART_SetParity().*/
  
    uint32_t TransferDirection;         /*!< Specifies whether the Receive and/or Transmit mode is enabled or disabled.
                                             This parameter can be a value of @ref USART_LL_EC_DIRECTION.
  
                                             This feature can be modified afterwards using unitary function @ref LL_USART_SetTransferDirection().*/
  
    uint32_t HardwareFlowControl;       /*!< Specifies whether the hardware flow control mode is enabled or disabled.
                                             This parameter can be a value of @ref USART_LL_EC_HWCONTROL.
  
                                             This feature can be modified afterwards using unitary function @ref LL_USART_SetHWFlowCtrl().*/
  
    uint32_t OverSampling;              /*!< Specifies whether USART oversampling mode is 16 or 8.
                                             This parameter can be a value of @ref USART_LL_EC_OVERSAMPLING.
  
                                             This feature can be modified afterwards using unitary function @ref LL_USART_SetOverSampling().*/
  
  } LL_USART_InitTypeDef;
  
  /**
    * @brief LL USART Clock Init Structure definition
    */
  typedef struct
  {
    uint32_t ClockOutput;               /*!< Specifies whether the USART clock is enabled or disabled.
                                             This parameter can be a value of @ref USART_LL_EC_CLOCK.
  
                                             USART HW configuration can be modified afterwards using unitary functions
                                             @ref LL_USART_EnableSCLKOutput() or @ref LL_USART_DisableSCLKOutput().
                                             For more details, refer to description of this function. */
  
    uint32_t ClockPolarity;             /*!< Specifies the steady state of the serial clock.
                                             This parameter can be a value of @ref USART_LL_EC_POLARITY.
  
                                             USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetClockPolarity().
                                             For more details, refer to description of this function. */
  
    uint32_t ClockPhase;                /*!< Specifies the clock transition on which the bit capture is made.
                                             This parameter can be a value of @ref USART_LL_EC_PHASE.
  
                                             USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetClockPhase().
                                             For more details, refer to description of this function. */
  
    uint32_t LastBitClockPulse;         /*!< Specifies whether the clock pulse corresponding to the last transmitted
                                             data bit (MSB) has to be output on the SCLK pin in synchronous mode.
                                             This parameter can be a value of @ref USART_LL_EC_LASTCLKPULSE.
  
                                             USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetLastClkPulseOutput().
                                             For more details, refer to description of this function. */
  
  } LL_USART_ClockInitTypeDef;
  
  /**
    * @}
    */
  #endif /* USE_FULL_LL_DRIVER */
  
  /* Exported constants --------------------------------------------------------*/
  /** @defgroup USART_LL_Exported_Constants USART Exported Constants
    * @{
    */
  
  /** @defgroup USART_LL_EC_CLEAR_FLAG Clear Flags Defines
    * @brief    Flags defines which can be used with LL_USART_WriteReg function
    * @{
    */
  #define LL_USART_ICR_PECF                       USART_ICR_PECF                /*!< Parity error flag */
  #define LL_USART_ICR_FECF                       USART_ICR_FECF                /*!< Framing error flag */
  #define LL_USART_ICR_NECF                       USART_ICR_NECF                /*!< Noise error detected flag */
  #define LL_USART_ICR_ORECF                      USART_ICR_ORECF               /*!< Overrun error flag */
  #define LL_USART_ICR_IDLECF                     USART_ICR_IDLECF              /*!< Idle line detected flag */
  #define LL_USART_ICR_TXFECF                     USART_ICR_TXFECF              /*!< TX FIFO Empty Clear flag */
  #define LL_USART_ICR_TCCF                       USART_ICR_TCCF                /*!< Transmission complete flag */
  #define LL_USART_ICR_TCBGTCF                    USART_ICR_TCBGTCF             /*!< Transmission completed before guard time flag */
  #define LL_USART_ICR_LBDCF                      USART_ICR_LBDCF               /*!< LIN break detection flag */
  #define LL_USART_ICR_CTSCF                      USART_ICR_CTSCF               /*!< CTS flag */
  #define LL_USART_ICR_RTOCF                      USART_ICR_RTOCF               /*!< Receiver timeout flag */
  #define LL_USART_ICR_EOBCF                      USART_ICR_EOBCF               /*!< End of block flag */
  #define LL_USART_ICR_UDRCF                      USART_ICR_UDRCF               /*!< SPI Slave Underrun Clear flag */
  #define LL_USART_ICR_CMCF                       USART_ICR_CMCF                /*!< Character match flag */
  #define LL_USART_ICR_WUCF                       USART_ICR_WUCF                /*!< Wakeup from Stop mode flag */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_GET_FLAG Get Flags Defines
    * @brief    Flags defines which can be used with LL_USART_ReadReg function
    * @{
    */
  #define LL_USART_ISR_PE                         USART_ISR_PE                  /*!< Parity error flag */
  #define LL_USART_ISR_FE                         USART_ISR_FE                  /*!< Framing error flag */
  #define LL_USART_ISR_NE                         USART_ISR_NE                  /*!< Noise detected flag */
  #define LL_USART_ISR_ORE                        USART_ISR_ORE                 /*!< Overrun error flag */
  #define LL_USART_ISR_IDLE                       USART_ISR_IDLE                /*!< Idle line detected flag */
  #define LL_USART_ISR_RXNE_RXFNE                 USART_ISR_RXNE_RXFNE          /*!< Read data register or RX FIFO not empty flag */
  #define LL_USART_ISR_TC                         USART_ISR_TC                  /*!< Transmission complete flag */
  #define LL_USART_ISR_TXE_TXFNF                  USART_ISR_TXE_TXFNF           /*!< Transmit data register empty or TX FIFO Not Full flag*/
  #define LL_USART_ISR_LBDF                       USART_ISR_LBDF                /*!< LIN break detection flag */
  #define LL_USART_ISR_CTSIF                      USART_ISR_CTSIF               /*!< CTS interrupt flag */
  #define LL_USART_ISR_CTS                        USART_ISR_CTS                 /*!< CTS flag */
  #define LL_USART_ISR_RTOF                       USART_ISR_RTOF                /*!< Receiver timeout flag */
  #define LL_USART_ISR_EOBF                       USART_ISR_EOBF                /*!< End of block flag */
  #define LL_USART_ISR_UDR                        USART_ISR_UDR                 /*!< SPI Slave underrun error flag */
  #define LL_USART_ISR_ABRE                       USART_ISR_ABRE                /*!< Auto baud rate error flag */
  #define LL_USART_ISR_ABRF                       USART_ISR_ABRF                /*!< Auto baud rate flag */
  #define LL_USART_ISR_BUSY                       USART_ISR_BUSY                /*!< Busy flag */
  #define LL_USART_ISR_CMF                        USART_ISR_CMF                 /*!< Character match flag */
  #define LL_USART_ISR_SBKF                       USART_ISR_SBKF                /*!< Send break flag */
  #define LL_USART_ISR_RWU                        USART_ISR_RWU                 /*!< Receiver wakeup from Mute mode flag */
  #define LL_USART_ISR_WUF                        USART_ISR_WUF                 /*!< Wakeup from Stop mode flag */
  #define LL_USART_ISR_TEACK                      USART_ISR_TEACK               /*!< Transmit enable acknowledge flag */
  #define LL_USART_ISR_REACK                      USART_ISR_REACK               /*!< Receive enable acknowledge flag */
  #define LL_USART_ISR_TXFE                       USART_ISR_TXFE                /*!< TX FIFO empty flag */
  #define LL_USART_ISR_RXFF                       USART_ISR_RXFF                /*!< RX FIFO full flag */
  #define LL_USART_ISR_TCBGT                      USART_ISR_TCBGT               /*!< Transmission complete before guard time completion flag */
  #define LL_USART_ISR_RXFT                       USART_ISR_RXFT                /*!< RX FIFO threshold flag */
  #define LL_USART_ISR_TXFT                       USART_ISR_TXFT                /*!< TX FIFO threshold flag */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_IT IT Defines
    * @brief    IT defines which can be used with LL_USART_ReadReg and  LL_USART_WriteReg functions
    * @{
    */
  #define LL_USART_CR1_IDLEIE                     USART_CR1_IDLEIE              /*!< IDLE interrupt enable */
  #define LL_USART_CR1_RXNEIE_RXFNEIE             USART_CR1_RXNEIE_RXFNEIE      /*!< Read data register and RXFIFO not empty interrupt enable */
  #define LL_USART_CR1_TCIE                       USART_CR1_TCIE                /*!< Transmission complete interrupt enable */
  #define LL_USART_CR1_TXEIE_TXFNFIE              USART_CR1_TXEIE_TXFNFIE       /*!< Transmit data register empty and TX FIFO not full interrupt enable */
  #define LL_USART_CR1_PEIE                       USART_CR1_PEIE                /*!< Parity error */
  #define LL_USART_CR1_CMIE                       USART_CR1_CMIE                /*!< Character match interrupt enable */
  #define LL_USART_CR1_RTOIE                      USART_CR1_RTOIE               /*!< Receiver timeout interrupt enable */
  #define LL_USART_CR1_EOBIE                      USART_CR1_EOBIE               /*!< End of Block interrupt enable */
  #define LL_USART_CR1_TXFEIE                     USART_CR1_TXFEIE              /*!< TX FIFO empty interrupt enable */
  #define LL_USART_CR1_RXFFIE                     USART_CR1_RXFFIE              /*!< RX FIFO full interrupt enable */
  #define LL_USART_CR2_LBDIE                      USART_CR2_LBDIE               /*!< LIN break detection interrupt enable */
  #define LL_USART_CR3_EIE                        USART_CR3_EIE                 /*!< Error interrupt enable */
  #define LL_USART_CR3_CTSIE                      USART_CR3_CTSIE               /*!< CTS interrupt enable */
  #define LL_USART_CR3_WUFIE                      USART_CR3_WUFIE               /*!< Wakeup from Stop mode interrupt enable */
  #define LL_USART_CR3_TXFTIE                     USART_CR3_TXFTIE              /*!< TX FIFO threshold interrupt enable */
  #define LL_USART_CR3_TCBGTIE                    USART_CR3_TCBGTIE             /*!< Transmission complete before guard time interrupt enable */
  #define LL_USART_CR3_RXFTIE                     USART_CR3_RXFTIE              /*!< RX FIFO threshold interrupt enable */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_FIFOTHRESHOLD FIFO Threshold
    * @{
    */
  #define LL_USART_FIFOTHRESHOLD_1_8              0x00000000U /*!< FIFO reaches 1/8 of its depth */
  #define LL_USART_FIFOTHRESHOLD_1_4              0x00000001U /*!< FIFO reaches 1/4 of its depth */
  #define LL_USART_FIFOTHRESHOLD_1_2              0x00000002U /*!< FIFO reaches 1/2 of its depth */
  #define LL_USART_FIFOTHRESHOLD_3_4              0x00000003U /*!< FIFO reaches 3/4 of its depth */
  #define LL_USART_FIFOTHRESHOLD_7_8              0x00000004U /*!< FIFO reaches 7/8 of its depth */
  #define LL_USART_FIFOTHRESHOLD_8_8              0x00000005U /*!< FIFO becomes empty for TX and full for RX */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_DIRECTION Communication Direction
    * @{
    */
  #define LL_USART_DIRECTION_NONE                 0x00000000U                        /*!< Transmitter and Receiver are disabled */
  #define LL_USART_DIRECTION_RX                   USART_CR1_RE                       /*!< Transmitter is disabled and Receiver is enabled */
  #define LL_USART_DIRECTION_TX                   USART_CR1_TE                       /*!< Transmitter is enabled and Receiver is disabled */
  #define LL_USART_DIRECTION_TX_RX                (USART_CR1_TE |USART_CR1_RE)       /*!< Transmitter and Receiver are enabled */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_PARITY Parity Control
    * @{
    */
  #define LL_USART_PARITY_NONE                    0x00000000U                          /*!< Parity control disabled */
  #define LL_USART_PARITY_EVEN                    USART_CR1_PCE                        /*!< Parity control enabled and Even Parity is selected */
  #define LL_USART_PARITY_ODD                     (USART_CR1_PCE | USART_CR1_PS)       /*!< Parity control enabled and Odd Parity is selected */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_WAKEUP Wakeup
    * @{
    */
  #define LL_USART_WAKEUP_IDLELINE                0x00000000U           /*!<  USART wake up from Mute mode on Idle Line */
  #define LL_USART_WAKEUP_ADDRESSMARK             USART_CR1_WAKE        /*!<  USART wake up from Mute mode on Address Mark */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_DATAWIDTH Datawidth
    * @{
    */
  #define LL_USART_DATAWIDTH_7B                   USART_CR1_M1            /*!< 7 bits word length : Start bit, 7 data bits, n stop bits */
  #define LL_USART_DATAWIDTH_8B                   0x00000000U             /*!< 8 bits word length : Start bit, 8 data bits, n stop bits */
  #define LL_USART_DATAWIDTH_9B                   USART_CR1_M0            /*!< 9 bits word length : Start bit, 9 data bits, n stop bits */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_OVERSAMPLING Oversampling
    * @{
    */
  #define LL_USART_OVERSAMPLING_16                0x00000000U            /*!< Oversampling by 16 */
  #define LL_USART_OVERSAMPLING_8                 USART_CR1_OVER8        /*!< Oversampling by 8 */
  /**
    * @}
    */
  
  #if defined(USE_FULL_LL_DRIVER)
  /** @defgroup USART_LL_EC_CLOCK Clock Signal
    * @{
    */
  
  #define LL_USART_CLOCK_DISABLE                  0x00000000U            /*!< Clock signal not provided */
  #define LL_USART_CLOCK_ENABLE                   USART_CR2_CLKEN        /*!< Clock signal provided */
  /**
    * @}
    */
  #endif /*USE_FULL_LL_DRIVER*/
  
  /** @defgroup USART_LL_EC_LASTCLKPULSE Last Clock Pulse
    * @{
    */
  #define LL_USART_LASTCLKPULSE_NO_OUTPUT         0x00000000U           /*!< The clock pulse of the last data bit is not output to the SCLK pin */
  #define LL_USART_LASTCLKPULSE_OUTPUT            USART_CR2_LBCL        /*!< The clock pulse of the last data bit is output to the SCLK pin */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_PHASE Clock Phase
    * @{
    */
  #define LL_USART_PHASE_1EDGE                    0x00000000U           /*!< The first clock transition is the first data capture edge */
  #define LL_USART_PHASE_2EDGE                    USART_CR2_CPHA        /*!< The second clock transition is the first data capture edge */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_POLARITY Clock Polarity
    * @{
    */
  #define LL_USART_POLARITY_LOW                   0x00000000U           /*!< Steady low value on SCLK pin outside transmission window*/
  #define LL_USART_POLARITY_HIGH                  USART_CR2_CPOL        /*!< Steady high value on SCLK pin outside transmission window */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_PRESCALER Clock Source Prescaler
    * @{
    */
  #define LL_USART_PRESCALER_DIV1                 0x00000000U                                                                   /*!< Input clock not devided   */
  #define LL_USART_PRESCALER_DIV2                 (USART_PRESC_PRESCALER_0)                                                     /*!< Input clock devided by 2  */
  #define LL_USART_PRESCALER_DIV4                 (USART_PRESC_PRESCALER_1)                                                     /*!< Input clock devided by 4  */
  #define LL_USART_PRESCALER_DIV6                 (USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0)                           /*!< Input clock devided by 6  */
  #define LL_USART_PRESCALER_DIV8                 (USART_PRESC_PRESCALER_2)                                                     /*!< Input clock devided by 8  */
  #define LL_USART_PRESCALER_DIV10                (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_0)                           /*!< Input clock devided by 10 */
  #define LL_USART_PRESCALER_DIV12                (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_1)                           /*!< Input clock devided by 12 */
  #define LL_USART_PRESCALER_DIV16                (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0) /*!< Input clock devided by 16 */
  #define LL_USART_PRESCALER_DIV32                (USART_PRESC_PRESCALER_3)                                                     /*!< Input clock devided by 32 */
  #define LL_USART_PRESCALER_DIV64                (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_0)                           /*!< Input clock devided by 64 */
  #define LL_USART_PRESCALER_DIV128               (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_1)                           /*!< Input clock devided by 128 */
  #define LL_USART_PRESCALER_DIV256               (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0) /*!< Input clock devided by 256 */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_STOPBITS Stop Bits
    * @{
    */
  #define LL_USART_STOPBITS_0_5                   USART_CR2_STOP_0                           /*!< 0.5 stop bit */
  #define LL_USART_STOPBITS_1                     0x00000000U                                /*!< 1 stop bit */
  #define LL_USART_STOPBITS_1_5                   (USART_CR2_STOP_0 | USART_CR2_STOP_1)      /*!< 1.5 stop bits */
  #define LL_USART_STOPBITS_2                     USART_CR2_STOP_1                           /*!< 2 stop bits */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_TXRX TX RX Pins Swap
    * @{
    */
  #define LL_USART_TXRX_STANDARD                  0x00000000U           /*!< TX/RX pins are used as defined in standard pinout */
  #define LL_USART_TXRX_SWAPPED                   (USART_CR2_SWAP)      /*!< TX and RX pins functions are swapped.             */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_RXPIN_LEVEL RX Pin Active Level Inversion
    * @{
    */
  #define LL_USART_RXPIN_LEVEL_STANDARD           0x00000000U           /*!< RX pin signal works using the standard logic levels */
  #define LL_USART_RXPIN_LEVEL_INVERTED           (USART_CR2_RXINV)     /*!< RX pin signal values are inverted.                  */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_TXPIN_LEVEL TX Pin Active Level Inversion
    * @{
    */
  #define LL_USART_TXPIN_LEVEL_STANDARD           0x00000000U           /*!< TX pin signal works using the standard logic levels */
  #define LL_USART_TXPIN_LEVEL_INVERTED           (USART_CR2_TXINV)     /*!< TX pin signal values are inverted.                  */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_BINARY_LOGIC Binary Data Inversion
    * @{
    */
  #define LL_USART_BINARY_LOGIC_POSITIVE          0x00000000U           /*!< Logical data from the data register are send/received in positive/direct logic. (1=H, 0=L) */
  #define LL_USART_BINARY_LOGIC_NEGATIVE          USART_CR2_DATAINV     /*!< Logical data from the data register are send/received in negative/inverse logic. (1=L, 0=H). The parity bit is also inverted. */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_BITORDER Bit Order
    * @{
    */
  #define LL_USART_BITORDER_LSBFIRST              0x00000000U           /*!< data is transmitted/received with data bit 0 first, following the start bit */
  #define LL_USART_BITORDER_MSBFIRST              USART_CR2_MSBFIRST    /*!< data is transmitted/received with the MSB first, following the start bit */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_AUTOBAUD_DETECT_ON Autobaud Detection
    * @{
    */
  #define LL_USART_AUTOBAUD_DETECT_ON_STARTBIT    0x00000000U                                 /*!< Measurement of the start bit is used to detect the baud rate */
  #define LL_USART_AUTOBAUD_DETECT_ON_FALLINGEDGE USART_CR2_ABRMODE_0                         /*!< Falling edge to falling edge measurement. Received frame must start with a single bit = 1 -> Frame = Start10xxxxxx */
  #define LL_USART_AUTOBAUD_DETECT_ON_7F_FRAME    USART_CR2_ABRMODE_1                         /*!< 0x7F frame detection */
  #define LL_USART_AUTOBAUD_DETECT_ON_55_FRAME    (USART_CR2_ABRMODE_1 | USART_CR2_ABRMODE_0) /*!< 0x55 frame detection */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_ADDRESS_DETECT Address Length Detection
    * @{
    */
  #define LL_USART_ADDRESS_DETECT_4B              0x00000000U           /*!< 4-bit address detection method selected */
  #define LL_USART_ADDRESS_DETECT_7B              USART_CR2_ADDM7       /*!< 7-bit address detection (in 8-bit data mode) method selected */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_HWCONTROL Hardware Control
    * @{
    */
  #define LL_USART_HWCONTROL_NONE                 0x00000000U                          /*!< CTS and RTS hardware flow control disabled */
  #define LL_USART_HWCONTROL_RTS                  USART_CR3_RTSE                       /*!< RTS output enabled, data is only requested when there is space in the receive buffer */
  #define LL_USART_HWCONTROL_CTS                  USART_CR3_CTSE                       /*!< CTS mode enabled, data is only transmitted when the nCTS input is asserted (tied to 0) */
  #define LL_USART_HWCONTROL_RTS_CTS              (USART_CR3_RTSE | USART_CR3_CTSE)    /*!< CTS and RTS hardware flow control enabled */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_WAKEUP_ON Wakeup Activation
    * @{
    */
  #define LL_USART_WAKEUP_ON_ADDRESS              0x00000000U                             /*!< Wake up active on address match */
  #define LL_USART_WAKEUP_ON_STARTBIT             USART_CR3_WUS_1                         /*!< Wake up active on Start bit detection */
  #define LL_USART_WAKEUP_ON_RXNE                 (USART_CR3_WUS_0 | USART_CR3_WUS_1)     /*!< Wake up active on RXNE */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_IRDA_POWER IrDA Power
    * @{
    */
  #define LL_USART_IRDA_POWER_NORMAL              0x00000000U           /*!< IrDA normal power mode */
  #define LL_USART_IRDA_POWER_LOW                 USART_CR3_IRLP        /*!< IrDA low power mode */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_LINBREAK_DETECT LIN Break Detection Length
    * @{
    */
  #define LL_USART_LINBREAK_DETECT_10B            0x00000000U           /*!< 10-bit break detection method selected */
  #define LL_USART_LINBREAK_DETECT_11B            USART_CR2_LBDL        /*!< 11-bit break detection method selected */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_DE_POLARITY Driver Enable Polarity
    * @{
    */
  #define LL_USART_DE_POLARITY_HIGH               0x00000000U           /*!< DE signal is active high */
  #define LL_USART_DE_POLARITY_LOW                USART_CR3_DEP         /*!< DE signal is active low */
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EC_DMA_REG_DATA DMA Register Data
    * @{
    */
  #define LL_USART_DMA_REG_DATA_TRANSMIT          0x00000000U          /*!< Get address of data register used for transmission */
  #define LL_USART_DMA_REG_DATA_RECEIVE           0x00000001U          /*!< Get address of data register used for reception */
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /* Exported macro ------------------------------------------------------------*/
  /** @defgroup USART_LL_Exported_Macros USART Exported Macros
    * @{
    */
  
  /** @defgroup USART_LL_EM_WRITE_READ Common Write and read registers Macros
    * @{
    */
  
  /**
    * @brief  Write a value in USART register
    * @param  __INSTANCE__ USART Instance
    * @param  __REG__ Register to be written
    * @param  __VALUE__ Value to be written in the register
    * @retval None
    */
  #define LL_USART_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
  
  /**
    * @brief  Read a value in USART register
    * @param  __INSTANCE__ USART Instance
    * @param  __REG__ Register to be read
    * @retval Register value
    */
  #define LL_USART_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EM_Exported_Macros_Helper Exported_Macros_Helper
    * @{
    */
  
  /**
    * @brief  Compute USARTDIV value according to Peripheral Clock and
    *         expected Baud Rate in 8 bits sampling mode (32 bits value of USARTDIV is returned)
    * @param  __PERIPHCLK__ Peripheral Clock frequency used for USART instance
    * @param  __PRESCALER__ This parameter can be one of the following values:
    *         @arg @ref LL_USART_PRESCALER_DIV1
    *         @arg @ref LL_USART_PRESCALER_DIV2
    *         @arg @ref LL_USART_PRESCALER_DIV4
    *         @arg @ref LL_USART_PRESCALER_DIV6
    *         @arg @ref LL_USART_PRESCALER_DIV8
    *         @arg @ref LL_USART_PRESCALER_DIV10
    *         @arg @ref LL_USART_PRESCALER_DIV12
    *         @arg @ref LL_USART_PRESCALER_DIV16
    *         @arg @ref LL_USART_PRESCALER_DIV32
    *         @arg @ref LL_USART_PRESCALER_DIV64
    *         @arg @ref LL_USART_PRESCALER_DIV128
    *         @arg @ref LL_USART_PRESCALER_DIV256
    * @param  __BAUDRATE__ Baud rate value to achieve
    * @retval USARTDIV value to be used for BRR register filling in OverSampling_8 case
    */
  #define __LL_USART_DIV_SAMPLING8(__PERIPHCLK__, __PRESCALER__, __BAUDRATE__) (((((__PERIPHCLK__)/(USART_PRESCALER_TAB[(__PRESCALER__)]))*2U)\
                                                                                 + ((__BAUDRATE__)/2U))/(__BAUDRATE__))
  
  /**
    * @brief  Compute USARTDIV value according to Peripheral Clock and
    *         expected Baud Rate in 16 bits sampling mode (32 bits value of USARTDIV is returned)
    * @param  __PERIPHCLK__ Peripheral Clock frequency used for USART instance
    * @param  __PRESCALER__ This parameter can be one of the following values:
    *         @arg @ref LL_USART_PRESCALER_DIV1
    *         @arg @ref LL_USART_PRESCALER_DIV2
    *         @arg @ref LL_USART_PRESCALER_DIV4
    *         @arg @ref LL_USART_PRESCALER_DIV6
    *         @arg @ref LL_USART_PRESCALER_DIV8
    *         @arg @ref LL_USART_PRESCALER_DIV10
    *         @arg @ref LL_USART_PRESCALER_DIV12
    *         @arg @ref LL_USART_PRESCALER_DIV16
    *         @arg @ref LL_USART_PRESCALER_DIV32
    *         @arg @ref LL_USART_PRESCALER_DIV64
    *         @arg @ref LL_USART_PRESCALER_DIV128
    *         @arg @ref LL_USART_PRESCALER_DIV256
    * @param  __BAUDRATE__ Baud rate value to achieve
    * @retval USARTDIV value to be used for BRR register filling in OverSampling_16 case
    */
  #define __LL_USART_DIV_SAMPLING16(__PERIPHCLK__, __PRESCALER__, __BAUDRATE__) ((((__PERIPHCLK__)/(USART_PRESCALER_TAB[(__PRESCALER__)]))\
                                                                                  + ((__BAUDRATE__)/2U))/(__BAUDRATE__))
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /* Exported functions --------------------------------------------------------*/
  
  /** @defgroup USART_LL_Exported_Functions USART Exported Functions
    * @{
    */
  
  /** @defgroup USART_LL_EF_Configuration Configuration functions
    * @{
    */
  
  /**
    * @brief  USART Enable
    * @rmtoll CR1          UE            LL_USART_Enable
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_Enable(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_UE);
  }
  
  /**
    * @brief  USART Disable (all USART prescalers and outputs are disabled)
    * @note   When USART is disabled, USART prescalers and outputs are stopped immediately,
    *         and current operations are discarded. The configuration of the USART is kept, but all the status
    *         flags, in the USARTx_ISR are set to their default values.
    * @rmtoll CR1          UE            LL_USART_Disable
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_Disable(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_UE);
  }
  
  /**
    * @brief  Indicate if USART is enabled
    * @rmtoll CR1          UE            LL_USART_IsEnabled
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabled(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_UE) == (USART_CR1_UE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  FIFO Mode Enable
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1          FIFOEN        LL_USART_EnableFIFO
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableFIFO(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_FIFOEN);
  }
  
  /**
    * @brief  FIFO Mode Disable
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1          FIFOEN        LL_USART_DisableFIFO
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableFIFO(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_FIFOEN);
  }
  
  /**
    * @brief  Indicate if FIFO Mode is enabled
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1          FIFOEN        LL_USART_IsEnabledFIFO
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledFIFO(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_FIFOEN) == (USART_CR1_FIFOEN)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Configure TX FIFO Threshold
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          TXFTCFG       LL_USART_SetTXFIFOThreshold
    * @param  USARTx USART Instance
    * @param  Threshold This parameter can be one of the following values:
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_2
    *         @arg @ref LL_USART_FIFOTHRESHOLD_3_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_7_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_8_8
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetTXFIFOThreshold(USART_TypeDef *USARTx, uint32_t Threshold)
  {
    MODIFY_REG(USARTx->CR3, USART_CR3_TXFTCFG, Threshold << USART_CR3_TXFTCFG_Pos);
  }
  
  /**
    * @brief  Return TX FIFO Threshold Configuration
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          TXFTCFG       LL_USART_GetTXFIFOThreshold
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_2
    *         @arg @ref LL_USART_FIFOTHRESHOLD_3_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_7_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_8_8
    */
  __STATIC_INLINE uint32_t LL_USART_GetTXFIFOThreshold(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_TXFTCFG) >> USART_CR3_TXFTCFG_Pos);
  }
  
  /**
    * @brief  Configure RX FIFO Threshold
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          RXFTCFG       LL_USART_SetRXFIFOThreshold
    * @param  USARTx USART Instance
    * @param  Threshold This parameter can be one of the following values:
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_2
    *         @arg @ref LL_USART_FIFOTHRESHOLD_3_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_7_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_8_8
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetRXFIFOThreshold(USART_TypeDef *USARTx, uint32_t Threshold)
  {
    MODIFY_REG(USARTx->CR3, USART_CR3_RXFTCFG, Threshold << USART_CR3_RXFTCFG_Pos);
  }
  
  /**
    * @brief  Return RX FIFO Threshold Configuration
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          RXFTCFG       LL_USART_GetRXFIFOThreshold
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_2
    *         @arg @ref LL_USART_FIFOTHRESHOLD_3_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_7_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_8_8
    */
  __STATIC_INLINE uint32_t LL_USART_GetRXFIFOThreshold(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_RXFTCFG) >> USART_CR3_RXFTCFG_Pos);
  }
  
  /**
    * @brief  Configure TX and RX FIFOs Threshold
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          TXFTCFG       LL_USART_ConfigFIFOsThreshold\n
    *         CR3          RXFTCFG       LL_USART_ConfigFIFOsThreshold
    * @param  USARTx USART Instance
    * @param  TXThreshold This parameter can be one of the following values:
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_2
    *         @arg @ref LL_USART_FIFOTHRESHOLD_3_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_7_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_8_8
    * @param  RXThreshold This parameter can be one of the following values:
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_1_2
    *         @arg @ref LL_USART_FIFOTHRESHOLD_3_4
    *         @arg @ref LL_USART_FIFOTHRESHOLD_7_8
    *         @arg @ref LL_USART_FIFOTHRESHOLD_8_8
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigFIFOsThreshold(USART_TypeDef *USARTx, uint32_t TXThreshold, uint32_t RXThreshold)
  {
    MODIFY_REG(USARTx->CR3, USART_CR3_TXFTCFG | USART_CR3_RXFTCFG, (TXThreshold << USART_CR3_TXFTCFG_Pos) | (RXThreshold << USART_CR3_RXFTCFG_Pos));
  }
  
  /**
    * @brief  USART enabled in STOP Mode.
    * @note   When this function is enabled, USART is able to wake up the MCU from Stop mode, provided that
    *         USART clock selection is HSI or LSE in RCC.
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll CR1          UESM          LL_USART_EnableInStopMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableInStopMode(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_UESM);
  }
  
  /**
    * @brief  USART disabled in STOP Mode.
    * @note   When this function is disabled, USART is not able to wake up the MCU from Stop mode
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll CR1          UESM          LL_USART_DisableInStopMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableInStopMode(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_UESM);
  }
  
  /**
    * @brief  Indicate if USART is enabled in STOP Mode (able to wake up MCU from Stop mode or not)
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll CR1          UESM          LL_USART_IsEnabledInStopMode
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledInStopMode(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_UESM) == (USART_CR1_UESM)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Receiver Enable (Receiver is enabled and begins searching for a start bit)
    * @rmtoll CR1          RE            LL_USART_EnableDirectionRx
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableDirectionRx(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_RE);
  }
  
  /**
    * @brief  Receiver Disable
    * @rmtoll CR1          RE            LL_USART_DisableDirectionRx
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableDirectionRx(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_RE);
  }
  
  /**
    * @brief  Transmitter Enable
    * @rmtoll CR1          TE            LL_USART_EnableDirectionTx
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableDirectionTx(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_TE);
  }
  
  /**
    * @brief  Transmitter Disable
    * @rmtoll CR1          TE            LL_USART_DisableDirectionTx
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableDirectionTx(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_TE);
  }
  
  /**
    * @brief  Configure simultaneously enabled/disabled states
    *         of Transmitter and Receiver
    * @rmtoll CR1          RE            LL_USART_SetTransferDirection\n
    *         CR1          TE            LL_USART_SetTransferDirection
    * @param  USARTx USART Instance
    * @param  TransferDirection This parameter can be one of the following values:
    *         @arg @ref LL_USART_DIRECTION_NONE
    *         @arg @ref LL_USART_DIRECTION_RX
    *         @arg @ref LL_USART_DIRECTION_TX
    *         @arg @ref LL_USART_DIRECTION_TX_RX
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetTransferDirection(USART_TypeDef *USARTx, uint32_t TransferDirection)
  {
    MODIFY_REG(USARTx->CR1, USART_CR1_RE | USART_CR1_TE, TransferDirection);
  }
  
  /**
    * @brief  Return enabled/disabled states of Transmitter and Receiver
    * @rmtoll CR1          RE            LL_USART_GetTransferDirection\n
    *         CR1          TE            LL_USART_GetTransferDirection
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_DIRECTION_NONE
    *         @arg @ref LL_USART_DIRECTION_RX
    *         @arg @ref LL_USART_DIRECTION_TX
    *         @arg @ref LL_USART_DIRECTION_TX_RX
    */
  __STATIC_INLINE uint32_t LL_USART_GetTransferDirection(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_RE | USART_CR1_TE));
  }
  
  /**
    * @brief  Configure Parity (enabled/disabled and parity mode if enabled).
    * @note   This function selects if hardware parity control (generation and detection) is enabled or disabled.
    *         When the parity control is enabled (Odd or Even), computed parity bit is inserted at the MSB position
    *         (9th or 8th bit depending on data width) and parity is checked on the received data.
    * @rmtoll CR1          PS            LL_USART_SetParity\n
    *         CR1          PCE           LL_USART_SetParity
    * @param  USARTx USART Instance
    * @param  Parity This parameter can be one of the following values:
    *         @arg @ref LL_USART_PARITY_NONE
    *         @arg @ref LL_USART_PARITY_EVEN
    *         @arg @ref LL_USART_PARITY_ODD
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetParity(USART_TypeDef *USARTx, uint32_t Parity)
  {
    MODIFY_REG(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE, Parity);
  }
  
  /**
    * @brief  Return Parity configuration (enabled/disabled and parity mode if enabled)
    * @rmtoll CR1          PS            LL_USART_GetParity\n
    *         CR1          PCE           LL_USART_GetParity
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_PARITY_NONE
    *         @arg @ref LL_USART_PARITY_EVEN
    *         @arg @ref LL_USART_PARITY_ODD
    */
  __STATIC_INLINE uint32_t LL_USART_GetParity(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE));
  }
  
  /**
    * @brief  Set Receiver Wake Up method from Mute mode.
    * @rmtoll CR1          WAKE          LL_USART_SetWakeUpMethod
    * @param  USARTx USART Instance
    * @param  Method This parameter can be one of the following values:
    *         @arg @ref LL_USART_WAKEUP_IDLELINE
    *         @arg @ref LL_USART_WAKEUP_ADDRESSMARK
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetWakeUpMethod(USART_TypeDef *USARTx, uint32_t Method)
  {
    MODIFY_REG(USARTx->CR1, USART_CR1_WAKE, Method);
  }
  
  /**
    * @brief  Return Receiver Wake Up method from Mute mode
    * @rmtoll CR1          WAKE          LL_USART_GetWakeUpMethod
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_WAKEUP_IDLELINE
    *         @arg @ref LL_USART_WAKEUP_ADDRESSMARK
    */
  __STATIC_INLINE uint32_t LL_USART_GetWakeUpMethod(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_WAKE));
  }
  
  /**
    * @brief  Set Word length (i.e. nb of data bits, excluding start and stop bits)
    * @rmtoll CR1          M0            LL_USART_SetDataWidth\n
    *         CR1          M1            LL_USART_SetDataWidth
    * @param  USARTx USART Instance
    * @param  DataWidth This parameter can be one of the following values:
    *         @arg @ref LL_USART_DATAWIDTH_7B
    *         @arg @ref LL_USART_DATAWIDTH_8B
    *         @arg @ref LL_USART_DATAWIDTH_9B
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetDataWidth(USART_TypeDef *USARTx, uint32_t DataWidth)
  {
    MODIFY_REG(USARTx->CR1, USART_CR1_M, DataWidth);
  }
  
  /**
    * @brief  Return Word length (i.e. nb of data bits, excluding start and stop bits)
    * @rmtoll CR1          M0            LL_USART_GetDataWidth\n
    *         CR1          M1            LL_USART_GetDataWidth
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_DATAWIDTH_7B
    *         @arg @ref LL_USART_DATAWIDTH_8B
    *         @arg @ref LL_USART_DATAWIDTH_9B
    */
  __STATIC_INLINE uint32_t LL_USART_GetDataWidth(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_M));
  }
  
  /**
    * @brief  Allow switch between Mute Mode and Active mode
    * @rmtoll CR1          MME           LL_USART_EnableMuteMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableMuteMode(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_MME);
  }
  
  /**
    * @brief  Prevent Mute Mode use. Set Receiver in active mode permanently.
    * @rmtoll CR1          MME           LL_USART_DisableMuteMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableMuteMode(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_MME);
  }
  
  /**
    * @brief  Indicate if switch between Mute Mode and Active mode is allowed
    * @rmtoll CR1          MME           LL_USART_IsEnabledMuteMode
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledMuteMode(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_MME) == (USART_CR1_MME)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Set Oversampling to 8-bit or 16-bit mode
    * @rmtoll CR1          OVER8         LL_USART_SetOverSampling
    * @param  USARTx USART Instance
    * @param  OverSampling This parameter can be one of the following values:
    *         @arg @ref LL_USART_OVERSAMPLING_16
    *         @arg @ref LL_USART_OVERSAMPLING_8
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetOverSampling(USART_TypeDef *USARTx, uint32_t OverSampling)
  {
    MODIFY_REG(USARTx->CR1, USART_CR1_OVER8, OverSampling);
  }
  
  /**
    * @brief  Return Oversampling mode
    * @rmtoll CR1          OVER8         LL_USART_GetOverSampling
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_OVERSAMPLING_16
    *         @arg @ref LL_USART_OVERSAMPLING_8
    */
  __STATIC_INLINE uint32_t LL_USART_GetOverSampling(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_OVER8));
  }
  
  /**
    * @brief  Configure if Clock pulse of the last data bit is output to the SCLK pin or not
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          LBCL          LL_USART_SetLastClkPulseOutput
    * @param  USARTx USART Instance
    * @param  LastBitClockPulse This parameter can be one of the following values:
    *         @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
    *         @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetLastClkPulseOutput(USART_TypeDef *USARTx, uint32_t LastBitClockPulse)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_LBCL, LastBitClockPulse);
  }
  
  /**
    * @brief  Retrieve Clock pulse of the last data bit output configuration
    *         (Last bit Clock pulse output to the SCLK pin or not)
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          LBCL          LL_USART_GetLastClkPulseOutput
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
    *         @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
    */
  __STATIC_INLINE uint32_t LL_USART_GetLastClkPulseOutput(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_LBCL));
  }
  
  /**
    * @brief  Select the phase of the clock output on the SCLK pin in synchronous mode
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          CPHA          LL_USART_SetClockPhase
    * @param  USARTx USART Instance
    * @param  ClockPhase This parameter can be one of the following values:
    *         @arg @ref LL_USART_PHASE_1EDGE
    *         @arg @ref LL_USART_PHASE_2EDGE
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetClockPhase(USART_TypeDef *USARTx, uint32_t ClockPhase)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_CPHA, ClockPhase);
  }
  
  /**
    * @brief  Return phase of the clock output on the SCLK pin in synchronous mode
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          CPHA          LL_USART_GetClockPhase
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_PHASE_1EDGE
    *         @arg @ref LL_USART_PHASE_2EDGE
    */
  __STATIC_INLINE uint32_t LL_USART_GetClockPhase(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_CPHA));
  }
  
  /**
    * @brief  Select the polarity of the clock output on the SCLK pin in synchronous mode
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          CPOL          LL_USART_SetClockPolarity
    * @param  USARTx USART Instance
    * @param  ClockPolarity This parameter can be one of the following values:
    *         @arg @ref LL_USART_POLARITY_LOW
    *         @arg @ref LL_USART_POLARITY_HIGH
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetClockPolarity(USART_TypeDef *USARTx, uint32_t ClockPolarity)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_CPOL, ClockPolarity);
  }
  
  /**
    * @brief  Return polarity of the clock output on the SCLK pin in synchronous mode
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          CPOL          LL_USART_GetClockPolarity
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_POLARITY_LOW
    *         @arg @ref LL_USART_POLARITY_HIGH
    */
  __STATIC_INLINE uint32_t LL_USART_GetClockPolarity(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_CPOL));
  }
  
  /**
    * @brief  Configure Clock signal format (Phase Polarity and choice about output of last bit clock pulse)
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Clock Phase configuration using @ref LL_USART_SetClockPhase() function
    *         - Clock Polarity configuration using @ref LL_USART_SetClockPolarity() function
    *         - Output of Last bit Clock pulse configuration using @ref LL_USART_SetLastClkPulseOutput() function
    * @rmtoll CR2          CPHA          LL_USART_ConfigClock\n
    *         CR2          CPOL          LL_USART_ConfigClock\n
    *         CR2          LBCL          LL_USART_ConfigClock
    * @param  USARTx USART Instance
    * @param  Phase This parameter can be one of the following values:
    *         @arg @ref LL_USART_PHASE_1EDGE
    *         @arg @ref LL_USART_PHASE_2EDGE
    * @param  Polarity This parameter can be one of the following values:
    *         @arg @ref LL_USART_POLARITY_LOW
    *         @arg @ref LL_USART_POLARITY_HIGH
    * @param  LBCPOutput This parameter can be one of the following values:
    *         @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
    *         @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigClock(USART_TypeDef *USARTx, uint32_t Phase, uint32_t Polarity, uint32_t LBCPOutput)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_CPHA | USART_CR2_CPOL | USART_CR2_LBCL, Phase | Polarity | LBCPOutput);
  }
  
  /**
    * @brief  Configure Clock source prescaler for baudrate generator and oversampling
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll PRESC        PRESCALER     LL_USART_SetPrescaler
    * @param  USARTx USART Instance
    * @param  PrescalerValue This parameter can be one of the following values:
    *         @arg @ref LL_USART_PRESCALER_DIV1
    *         @arg @ref LL_USART_PRESCALER_DIV2
    *         @arg @ref LL_USART_PRESCALER_DIV4
    *         @arg @ref LL_USART_PRESCALER_DIV6
    *         @arg @ref LL_USART_PRESCALER_DIV8
    *         @arg @ref LL_USART_PRESCALER_DIV10
    *         @arg @ref LL_USART_PRESCALER_DIV12
    *         @arg @ref LL_USART_PRESCALER_DIV16
    *         @arg @ref LL_USART_PRESCALER_DIV32
    *         @arg @ref LL_USART_PRESCALER_DIV64
    *         @arg @ref LL_USART_PRESCALER_DIV128
    *         @arg @ref LL_USART_PRESCALER_DIV256
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue)
  {
    MODIFY_REG(USARTx->PRESC, USART_PRESC_PRESCALER, (uint16_t)PrescalerValue);
  }
  
  /**
    * @brief  Retrieve the Clock source prescaler for baudrate generator and oversampling
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll PRESC        PRESCALER     LL_USART_GetPrescaler
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_PRESCALER_DIV1
    *         @arg @ref LL_USART_PRESCALER_DIV2
    *         @arg @ref LL_USART_PRESCALER_DIV4
    *         @arg @ref LL_USART_PRESCALER_DIV6
    *         @arg @ref LL_USART_PRESCALER_DIV8
    *         @arg @ref LL_USART_PRESCALER_DIV10
    *         @arg @ref LL_USART_PRESCALER_DIV12
    *         @arg @ref LL_USART_PRESCALER_DIV16
    *         @arg @ref LL_USART_PRESCALER_DIV32
    *         @arg @ref LL_USART_PRESCALER_DIV64
    *         @arg @ref LL_USART_PRESCALER_DIV128
    *         @arg @ref LL_USART_PRESCALER_DIV256
    */
  __STATIC_INLINE uint32_t LL_USART_GetPrescaler(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->PRESC, USART_PRESC_PRESCALER));
  }
  
  /**
    * @brief  Enable Clock output on SCLK pin
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          CLKEN         LL_USART_EnableSCLKOutput
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableSCLKOutput(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR2, USART_CR2_CLKEN);
  }
  
  /**
    * @brief  Disable Clock output on SCLK pin
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          CLKEN         LL_USART_DisableSCLKOutput
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableSCLKOutput(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR2, USART_CR2_CLKEN);
  }
  
  /**
    * @brief  Indicate if Clock output on SCLK pin is enabled
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @rmtoll CR2          CLKEN         LL_USART_IsEnabledSCLKOutput
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledSCLKOutput(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR2, USART_CR2_CLKEN) == (USART_CR2_CLKEN)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Set the length of the stop bits
    * @rmtoll CR2          STOP          LL_USART_SetStopBitsLength
    * @param  USARTx USART Instance
    * @param  StopBits This parameter can be one of the following values:
    *         @arg @ref LL_USART_STOPBITS_0_5
    *         @arg @ref LL_USART_STOPBITS_1
    *         @arg @ref LL_USART_STOPBITS_1_5
    *         @arg @ref LL_USART_STOPBITS_2
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetStopBitsLength(USART_TypeDef *USARTx, uint32_t StopBits)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_STOP, StopBits);
  }
  
  /**
    * @brief  Retrieve the length of the stop bits
    * @rmtoll CR2          STOP          LL_USART_GetStopBitsLength
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_STOPBITS_0_5
    *         @arg @ref LL_USART_STOPBITS_1
    *         @arg @ref LL_USART_STOPBITS_1_5
    *         @arg @ref LL_USART_STOPBITS_2
    */
  __STATIC_INLINE uint32_t LL_USART_GetStopBitsLength(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_STOP));
  }
  
  /**
    * @brief  Configure Character frame format (Datawidth, Parity control, Stop Bits)
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Data Width configuration using @ref LL_USART_SetDataWidth() function
    *         - Parity Control and mode configuration using @ref LL_USART_SetParity() function
    *         - Stop bits configuration using @ref LL_USART_SetStopBitsLength() function
    * @rmtoll CR1          PS            LL_USART_ConfigCharacter\n
    *         CR1          PCE           LL_USART_ConfigCharacter\n
    *         CR1          M0            LL_USART_ConfigCharacter\n
    *         CR1          M1            LL_USART_ConfigCharacter\n
    *         CR2          STOP          LL_USART_ConfigCharacter
    * @param  USARTx USART Instance
    * @param  DataWidth This parameter can be one of the following values:
    *         @arg @ref LL_USART_DATAWIDTH_7B
    *         @arg @ref LL_USART_DATAWIDTH_8B
    *         @arg @ref LL_USART_DATAWIDTH_9B
    * @param  Parity This parameter can be one of the following values:
    *         @arg @ref LL_USART_PARITY_NONE
    *         @arg @ref LL_USART_PARITY_EVEN
    *         @arg @ref LL_USART_PARITY_ODD
    * @param  StopBits This parameter can be one of the following values:
    *         @arg @ref LL_USART_STOPBITS_0_5
    *         @arg @ref LL_USART_STOPBITS_1
    *         @arg @ref LL_USART_STOPBITS_1_5
    *         @arg @ref LL_USART_STOPBITS_2
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigCharacter(USART_TypeDef *USARTx, uint32_t DataWidth, uint32_t Parity,
                                                uint32_t StopBits)
  {
    MODIFY_REG(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE | USART_CR1_M, Parity | DataWidth);
    MODIFY_REG(USARTx->CR2, USART_CR2_STOP, StopBits);
  }
  
  /**
    * @brief  Configure TX/RX pins swapping setting.
    * @rmtoll CR2          SWAP          LL_USART_SetTXRXSwap
    * @param  USARTx USART Instance
    * @param  SwapConfig This parameter can be one of the following values:
    *         @arg @ref LL_USART_TXRX_STANDARD
    *         @arg @ref LL_USART_TXRX_SWAPPED
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetTXRXSwap(USART_TypeDef *USARTx, uint32_t SwapConfig)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_SWAP, SwapConfig);
  }
  
  /**
    * @brief  Retrieve TX/RX pins swapping configuration.
    * @rmtoll CR2          SWAP          LL_USART_GetTXRXSwap
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_TXRX_STANDARD
    *         @arg @ref LL_USART_TXRX_SWAPPED
    */
  __STATIC_INLINE uint32_t LL_USART_GetTXRXSwap(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_SWAP));
  }
  
  /**
    * @brief  Configure RX pin active level logic
    * @rmtoll CR2          RXINV         LL_USART_SetRXPinLevel
    * @param  USARTx USART Instance
    * @param  PinInvMethod This parameter can be one of the following values:
    *         @arg @ref LL_USART_RXPIN_LEVEL_STANDARD
    *         @arg @ref LL_USART_RXPIN_LEVEL_INVERTED
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetRXPinLevel(USART_TypeDef *USARTx, uint32_t PinInvMethod)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_RXINV, PinInvMethod);
  }
  
  /**
    * @brief  Retrieve RX pin active level logic configuration
    * @rmtoll CR2          RXINV         LL_USART_GetRXPinLevel
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_RXPIN_LEVEL_STANDARD
    *         @arg @ref LL_USART_RXPIN_LEVEL_INVERTED
    */
  __STATIC_INLINE uint32_t LL_USART_GetRXPinLevel(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_RXINV));
  }
  
  /**
    * @brief  Configure TX pin active level logic
    * @rmtoll CR2          TXINV         LL_USART_SetTXPinLevel
    * @param  USARTx USART Instance
    * @param  PinInvMethod This parameter can be one of the following values:
    *         @arg @ref LL_USART_TXPIN_LEVEL_STANDARD
    *         @arg @ref LL_USART_TXPIN_LEVEL_INVERTED
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetTXPinLevel(USART_TypeDef *USARTx, uint32_t PinInvMethod)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_TXINV, PinInvMethod);
  }
  
  /**
    * @brief  Retrieve TX pin active level logic configuration
    * @rmtoll CR2          TXINV         LL_USART_GetTXPinLevel
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_TXPIN_LEVEL_STANDARD
    *         @arg @ref LL_USART_TXPIN_LEVEL_INVERTED
    */
  __STATIC_INLINE uint32_t LL_USART_GetTXPinLevel(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_TXINV));
  }
  
  /**
    * @brief  Configure Binary data logic.
    * @note   Allow to define how Logical data from the data register are send/received :
    *         either in positive/direct logic (1=H, 0=L) or in negative/inverse logic (1=L, 0=H)
    * @rmtoll CR2          DATAINV       LL_USART_SetBinaryDataLogic
    * @param  USARTx USART Instance
    * @param  DataLogic This parameter can be one of the following values:
    *         @arg @ref LL_USART_BINARY_LOGIC_POSITIVE
    *         @arg @ref LL_USART_BINARY_LOGIC_NEGATIVE
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetBinaryDataLogic(USART_TypeDef *USARTx, uint32_t DataLogic)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_DATAINV, DataLogic);
  }
  
  /**
    * @brief  Retrieve Binary data configuration
    * @rmtoll CR2          DATAINV       LL_USART_GetBinaryDataLogic
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_BINARY_LOGIC_POSITIVE
    *         @arg @ref LL_USART_BINARY_LOGIC_NEGATIVE
    */
  __STATIC_INLINE uint32_t LL_USART_GetBinaryDataLogic(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_DATAINV));
  }
  
  /**
    * @brief  Configure transfer bit order (either Less or Most Significant Bit First)
    * @note   MSB First means data is transmitted/received with the MSB first, following the start bit.
    *         LSB First means data is transmitted/received with data bit 0 first, following the start bit.
    * @rmtoll CR2          MSBFIRST      LL_USART_SetTransferBitOrder
    * @param  USARTx USART Instance
    * @param  BitOrder This parameter can be one of the following values:
    *         @arg @ref LL_USART_BITORDER_LSBFIRST
    *         @arg @ref LL_USART_BITORDER_MSBFIRST
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetTransferBitOrder(USART_TypeDef *USARTx, uint32_t BitOrder)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_MSBFIRST, BitOrder);
  }
  
  /**
    * @brief  Return transfer bit order (either Less or Most Significant Bit First)
    * @note   MSB First means data is transmitted/received with the MSB first, following the start bit.
    *         LSB First means data is transmitted/received with data bit 0 first, following the start bit.
    * @rmtoll CR2          MSBFIRST      LL_USART_GetTransferBitOrder
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_BITORDER_LSBFIRST
    *         @arg @ref LL_USART_BITORDER_MSBFIRST
    */
  __STATIC_INLINE uint32_t LL_USART_GetTransferBitOrder(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_MSBFIRST));
  }
  
  /**
    * @brief  Enable Auto Baud-Rate Detection
    * @note   Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not
    *         Auto Baud Rate detection feature is supported by the USARTx instance.
    * @rmtoll CR2          ABREN         LL_USART_EnableAutoBaudRate
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableAutoBaudRate(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR2, USART_CR2_ABREN);
  }
  
  /**
    * @brief  Disable Auto Baud-Rate Detection
    * @note   Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not
    *         Auto Baud Rate detection feature is supported by the USARTx instance.
    * @rmtoll CR2          ABREN         LL_USART_DisableAutoBaudRate
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableAutoBaudRate(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR2, USART_CR2_ABREN);
  }
  
  /**
    * @brief  Indicate if Auto Baud-Rate Detection mechanism is enabled
    * @note   Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not
    *         Auto Baud Rate detection feature is supported by the USARTx instance.
    * @rmtoll CR2          ABREN         LL_USART_IsEnabledAutoBaud
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledAutoBaud(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR2, USART_CR2_ABREN) == (USART_CR2_ABREN)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Set Auto Baud-Rate mode bits
    * @note   Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not
    *         Auto Baud Rate detection feature is supported by the USARTx instance.
    * @rmtoll CR2          ABRMODE       LL_USART_SetAutoBaudRateMode
    * @param  USARTx USART Instance
    * @param  AutoBaudRateMode This parameter can be one of the following values:
    *         @arg @ref LL_USART_AUTOBAUD_DETECT_ON_STARTBIT
    *         @arg @ref LL_USART_AUTOBAUD_DETECT_ON_FALLINGEDGE
    *         @arg @ref LL_USART_AUTOBAUD_DETECT_ON_7F_FRAME
    *         @arg @ref LL_USART_AUTOBAUD_DETECT_ON_55_FRAME
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetAutoBaudRateMode(USART_TypeDef *USARTx, uint32_t AutoBaudRateMode)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_ABRMODE, AutoBaudRateMode);
  }
  
  /**
    * @brief  Return Auto Baud-Rate mode
    * @note   Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not
    *         Auto Baud Rate detection feature is supported by the USARTx instance.
    * @rmtoll CR2          ABRMODE       LL_USART_GetAutoBaudRateMode
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_AUTOBAUD_DETECT_ON_STARTBIT
    *         @arg @ref LL_USART_AUTOBAUD_DETECT_ON_FALLINGEDGE
    *         @arg @ref LL_USART_AUTOBAUD_DETECT_ON_7F_FRAME
    *         @arg @ref LL_USART_AUTOBAUD_DETECT_ON_55_FRAME
    */
  __STATIC_INLINE uint32_t LL_USART_GetAutoBaudRateMode(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_ABRMODE));
  }
  
  /**
    * @brief  Enable Receiver Timeout
    * @rmtoll CR2          RTOEN         LL_USART_EnableRxTimeout
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableRxTimeout(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR2, USART_CR2_RTOEN);
  }
  
  /**
    * @brief  Disable Receiver Timeout
    * @rmtoll CR2          RTOEN         LL_USART_DisableRxTimeout
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableRxTimeout(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR2, USART_CR2_RTOEN);
  }
  
  /**
    * @brief  Indicate if Receiver Timeout feature is enabled
    * @rmtoll CR2          RTOEN         LL_USART_IsEnabledRxTimeout
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledRxTimeout(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR2, USART_CR2_RTOEN) == (USART_CR2_RTOEN)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Set Address of the USART node.
    * @note   This is used in multiprocessor communication during Mute mode or Stop mode,
    *         for wake up with address mark detection.
    * @note   4bits address node is used when 4-bit Address Detection is selected in ADDM7.
    *         (b7-b4 should be set to 0)
    *         8bits address node is used when 7-bit Address Detection is selected in ADDM7.
    *         (This is used in multiprocessor communication during Mute mode or Stop mode,
    *         for wake up with 7-bit address mark detection.
    *         The MSB of the character sent by the transmitter should be equal to 1.
    *         It may also be used for character detection during normal reception,
    *         Mute mode inactive (for example, end of block detection in ModBus protocol).
    *         In this case, the whole received character (8-bit) is compared to the ADD[7:0]
    *         value and CMF flag is set on match)
    * @rmtoll CR2          ADD           LL_USART_ConfigNodeAddress\n
    *         CR2          ADDM7         LL_USART_ConfigNodeAddress
    * @param  USARTx USART Instance
    * @param  AddressLen This parameter can be one of the following values:
    *         @arg @ref LL_USART_ADDRESS_DETECT_4B
    *         @arg @ref LL_USART_ADDRESS_DETECT_7B
    * @param  NodeAddress 4 or 7 bit Address of the USART node.
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigNodeAddress(USART_TypeDef *USARTx, uint32_t AddressLen, uint32_t NodeAddress)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_ADD | USART_CR2_ADDM7,
               (uint32_t)(AddressLen | (NodeAddress << USART_CR2_ADD_Pos)));
  }
  
  /**
    * @brief  Return 8 bit Address of the USART node as set in ADD field of CR2.
    * @note   If 4-bit Address Detection is selected in ADDM7,
    *         only 4bits (b3-b0) of returned value are relevant (b31-b4 are not relevant)
    *         If 7-bit Address Detection is selected in ADDM7,
    *         only 8bits (b7-b0) of returned value are relevant (b31-b8 are not relevant)
    * @rmtoll CR2          ADD           LL_USART_GetNodeAddress
    * @param  USARTx USART Instance
    * @retval Address of the USART node (Value between Min_Data=0 and Max_Data=255)
    */
  __STATIC_INLINE uint32_t LL_USART_GetNodeAddress(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_ADD) >> USART_CR2_ADD_Pos);
  }
  
  /**
    * @brief  Return Length of Node Address used in Address Detection mode (7-bit or 4-bit)
    * @rmtoll CR2          ADDM7         LL_USART_GetNodeAddressLen
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_ADDRESS_DETECT_4B
    *         @arg @ref LL_USART_ADDRESS_DETECT_7B
    */
  __STATIC_INLINE uint32_t LL_USART_GetNodeAddressLen(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_ADDM7));
  }
  
  /**
    * @brief  Enable RTS HW Flow Control
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          RTSE          LL_USART_EnableRTSHWFlowCtrl
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableRTSHWFlowCtrl(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_RTSE);
  }
  
  /**
    * @brief  Disable RTS HW Flow Control
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          RTSE          LL_USART_DisableRTSHWFlowCtrl
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableRTSHWFlowCtrl(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_RTSE);
  }
  
  /**
    * @brief  Enable CTS HW Flow Control
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          CTSE          LL_USART_EnableCTSHWFlowCtrl
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableCTSHWFlowCtrl(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_CTSE);
  }
  
  /**
    * @brief  Disable CTS HW Flow Control
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          CTSE          LL_USART_DisableCTSHWFlowCtrl
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableCTSHWFlowCtrl(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_CTSE);
  }
  
  /**
    * @brief  Configure HW Flow Control mode (both CTS and RTS)
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          RTSE          LL_USART_SetHWFlowCtrl\n
    *         CR3          CTSE          LL_USART_SetHWFlowCtrl
    * @param  USARTx USART Instance
    * @param  HardwareFlowControl This parameter can be one of the following values:
    *         @arg @ref LL_USART_HWCONTROL_NONE
    *         @arg @ref LL_USART_HWCONTROL_RTS
    *         @arg @ref LL_USART_HWCONTROL_CTS
    *         @arg @ref LL_USART_HWCONTROL_RTS_CTS
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetHWFlowCtrl(USART_TypeDef *USARTx, uint32_t HardwareFlowControl)
  {
    MODIFY_REG(USARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE, HardwareFlowControl);
  }
  
  /**
    * @brief  Return HW Flow Control configuration (both CTS and RTS)
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          RTSE          LL_USART_GetHWFlowCtrl\n
    *         CR3          CTSE          LL_USART_GetHWFlowCtrl
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_HWCONTROL_NONE
    *         @arg @ref LL_USART_HWCONTROL_RTS
    *         @arg @ref LL_USART_HWCONTROL_CTS
    *         @arg @ref LL_USART_HWCONTROL_RTS_CTS
    */
  __STATIC_INLINE uint32_t LL_USART_GetHWFlowCtrl(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE));
  }
  
  /**
    * @brief  Enable One bit sampling method
    * @rmtoll CR3          ONEBIT        LL_USART_EnableOneBitSamp
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableOneBitSamp(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_ONEBIT);
  }
  
  /**
    * @brief  Disable One bit sampling method
    * @rmtoll CR3          ONEBIT        LL_USART_DisableOneBitSamp
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableOneBitSamp(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_ONEBIT);
  }
  
  /**
    * @brief  Indicate if One bit sampling method is enabled
    * @rmtoll CR3          ONEBIT        LL_USART_IsEnabledOneBitSamp
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledOneBitSamp(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_ONEBIT) == (USART_CR3_ONEBIT)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Enable Overrun detection
    * @rmtoll CR3          OVRDIS        LL_USART_EnableOverrunDetect
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableOverrunDetect(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_OVRDIS);
  }
  
  /**
    * @brief  Disable Overrun detection
    * @rmtoll CR3          OVRDIS        LL_USART_DisableOverrunDetect
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableOverrunDetect(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_OVRDIS);
  }
  
  /**
    * @brief  Indicate if Overrun detection is enabled
    * @rmtoll CR3          OVRDIS        LL_USART_IsEnabledOverrunDetect
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledOverrunDetect(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_OVRDIS) != USART_CR3_OVRDIS) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Select event type for Wake UP Interrupt Flag (WUS[1:0] bits)
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll CR3          WUS           LL_USART_SetWKUPType
    * @param  USARTx USART Instance
    * @param  Type This parameter can be one of the following values:
    *         @arg @ref LL_USART_WAKEUP_ON_ADDRESS
    *         @arg @ref LL_USART_WAKEUP_ON_STARTBIT
    *         @arg @ref LL_USART_WAKEUP_ON_RXNE
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetWKUPType(USART_TypeDef *USARTx, uint32_t Type)
  {
    MODIFY_REG(USARTx->CR3, USART_CR3_WUS, Type);
  }
  
  /**
    * @brief  Return event type for Wake UP Interrupt Flag (WUS[1:0] bits)
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll CR3          WUS           LL_USART_GetWKUPType
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_WAKEUP_ON_ADDRESS
    *         @arg @ref LL_USART_WAKEUP_ON_STARTBIT
    *         @arg @ref LL_USART_WAKEUP_ON_RXNE
    */
  __STATIC_INLINE uint32_t LL_USART_GetWKUPType(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_WUS));
  }
  
  /**
    * @brief  Configure USART BRR register for achieving expected Baud Rate value.
    * @note   Compute and set USARTDIV value in BRR Register (full BRR content)
    *         according to used Peripheral Clock, Oversampling mode, and expected Baud Rate values
    * @note   Peripheral clock and Baud rate values provided as function parameters should be valid
    *         (Baud rate value != 0)
    * @note   In case of oversampling by 16 and 8, BRR content must be greater than or equal to 16d.
    * @rmtoll BRR          BRR           LL_USART_SetBaudRate
    * @param  USARTx USART Instance
    * @param  PeriphClk Peripheral Clock
    * @param  PrescalerValue This parameter can be one of the following values:
    *         @arg @ref LL_USART_PRESCALER_DIV1
    *         @arg @ref LL_USART_PRESCALER_DIV2
    *         @arg @ref LL_USART_PRESCALER_DIV4
    *         @arg @ref LL_USART_PRESCALER_DIV6
    *         @arg @ref LL_USART_PRESCALER_DIV8
    *         @arg @ref LL_USART_PRESCALER_DIV10
    *         @arg @ref LL_USART_PRESCALER_DIV12
    *         @arg @ref LL_USART_PRESCALER_DIV16
    *         @arg @ref LL_USART_PRESCALER_DIV32
    *         @arg @ref LL_USART_PRESCALER_DIV64
    *         @arg @ref LL_USART_PRESCALER_DIV128
    *         @arg @ref LL_USART_PRESCALER_DIV256
    * @param  OverSampling This parameter can be one of the following values:
    *         @arg @ref LL_USART_OVERSAMPLING_16
    *         @arg @ref LL_USART_OVERSAMPLING_8
    * @param  BaudRate Baud Rate
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetBaudRate(USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t PrescalerValue,
                                            uint32_t OverSampling,
                                            uint32_t BaudRate)
  {
    uint32_t usartdiv;
    register uint32_t brrtemp;
  
    if (PrescalerValue > LL_USART_PRESCALER_DIV256)
    {
      /* Do not overstep the size of USART_PRESCALER_TAB */
    }
    else if (OverSampling == LL_USART_OVERSAMPLING_8)
    {
      usartdiv = (uint16_t)(__LL_USART_DIV_SAMPLING8(PeriphClk, (uint8_t)PrescalerValue, BaudRate));
      brrtemp = usartdiv & 0xFFF0U;
      brrtemp |= (uint16_t)((usartdiv & (uint16_t)0x000FU) >> 1U);
      USARTx->BRR = brrtemp;
    }
    else
    {
      USARTx->BRR = (uint16_t)(__LL_USART_DIV_SAMPLING16(PeriphClk, (uint8_t)PrescalerValue, BaudRate));
    }
  }
  
  /**
    * @brief  Return current Baud Rate value, according to USARTDIV present in BRR register
    *         (full BRR content), and to used Peripheral Clock and Oversampling mode values
    * @note   In case of non-initialized or invalid value stored in BRR register, value 0 will be returned.
    * @note   In case of oversampling by 16 and 8, BRR content must be greater than or equal to 16d.
    * @rmtoll BRR          BRR           LL_USART_GetBaudRate
    * @param  USARTx USART Instance
    * @param  PeriphClk Peripheral Clock
    * @param  PrescalerValue This parameter can be one of the following values:
    *         @arg @ref LL_USART_PRESCALER_DIV1
    *         @arg @ref LL_USART_PRESCALER_DIV2
    *         @arg @ref LL_USART_PRESCALER_DIV4
    *         @arg @ref LL_USART_PRESCALER_DIV6
    *         @arg @ref LL_USART_PRESCALER_DIV8
    *         @arg @ref LL_USART_PRESCALER_DIV10
    *         @arg @ref LL_USART_PRESCALER_DIV12
    *         @arg @ref LL_USART_PRESCALER_DIV16
    *         @arg @ref LL_USART_PRESCALER_DIV32
    *         @arg @ref LL_USART_PRESCALER_DIV64
    *         @arg @ref LL_USART_PRESCALER_DIV128
    *         @arg @ref LL_USART_PRESCALER_DIV256
    * @param  OverSampling This parameter can be one of the following values:
    *         @arg @ref LL_USART_OVERSAMPLING_16
    *         @arg @ref LL_USART_OVERSAMPLING_8
    * @retval Baud Rate
    */
  __STATIC_INLINE uint32_t LL_USART_GetBaudRate(USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t PrescalerValue,
                                                uint32_t OverSampling)
  {
    register uint32_t usartdiv;
    register uint32_t brrresult = 0x0U;
    register uint32_t periphclkpresc = (uint32_t)(PeriphClk / (USART_PRESCALER_TAB[(uint8_t)PrescalerValue]));
  
    usartdiv = USARTx->BRR;
  
    if (usartdiv == 0U)
    {
      /* Do not perform a division by 0 */
    }
    else if (OverSampling == LL_USART_OVERSAMPLING_8)
    {
      usartdiv = (uint16_t)((usartdiv & 0xFFF0U) | ((usartdiv & 0x0007U) << 1U)) ;
      if (usartdiv != 0U)
      {
        brrresult = (periphclkpresc * 2U) / usartdiv;
      }
    }
    else
    {
      if ((usartdiv & 0xFFFFU) != 0U)
      {
        brrresult = periphclkpresc / usartdiv;
      }
    }
    return (brrresult);
  }
  
  /**
    * @brief  Set Receiver Time Out Value (expressed in nb of bits duration)
    * @rmtoll RTOR         RTO           LL_USART_SetRxTimeout
    * @param  USARTx USART Instance
    * @param  Timeout Value between Min_Data=0x00 and Max_Data=0x00FFFFFF
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetRxTimeout(USART_TypeDef *USARTx, uint32_t Timeout)
  {
    MODIFY_REG(USARTx->RTOR, USART_RTOR_RTO, Timeout);
  }
  
  /**
    * @brief  Get Receiver Time Out Value (expressed in nb of bits duration)
    * @rmtoll RTOR         RTO           LL_USART_GetRxTimeout
    * @param  USARTx USART Instance
    * @retval Value between Min_Data=0x00 and Max_Data=0x00FFFFFF
    */
  __STATIC_INLINE uint32_t LL_USART_GetRxTimeout(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->RTOR, USART_RTOR_RTO));
  }
  
  /**
    * @brief  Set Block Length value in reception
    * @rmtoll RTOR         BLEN          LL_USART_SetBlockLength
    * @param  USARTx USART Instance
    * @param  BlockLength Value between Min_Data=0x00 and Max_Data=0xFF
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetBlockLength(USART_TypeDef *USARTx, uint32_t BlockLength)
  {
    MODIFY_REG(USARTx->RTOR, USART_RTOR_BLEN, BlockLength << USART_RTOR_BLEN_Pos);
  }
  
  /**
    * @brief  Get Block Length value in reception
    * @rmtoll RTOR         BLEN          LL_USART_GetBlockLength
    * @param  USARTx USART Instance
    * @retval Value between Min_Data=0x00 and Max_Data=0xFF
    */
  __STATIC_INLINE uint32_t LL_USART_GetBlockLength(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->RTOR, USART_RTOR_BLEN) >> USART_RTOR_BLEN_Pos);
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_Configuration_IRDA Configuration functions related to Irda feature
    * @{
    */
  
  /**
    * @brief  Enable IrDA mode
    * @note   Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
    *         IrDA feature is supported by the USARTx instance.
    * @rmtoll CR3          IREN          LL_USART_EnableIrda
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIrda(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_IREN);
  }
  
  /**
    * @brief  Disable IrDA mode
    * @note   Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
    *         IrDA feature is supported by the USARTx instance.
    * @rmtoll CR3          IREN          LL_USART_DisableIrda
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIrda(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_IREN);
  }
  
  /**
    * @brief  Indicate if IrDA mode is enabled
    * @note   Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
    *         IrDA feature is supported by the USARTx instance.
    * @rmtoll CR3          IREN          LL_USART_IsEnabledIrda
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIrda(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_IREN) == (USART_CR3_IREN)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Configure IrDA Power Mode (Normal or Low Power)
    * @note   Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
    *         IrDA feature is supported by the USARTx instance.
    * @rmtoll CR3          IRLP          LL_USART_SetIrdaPowerMode
    * @param  USARTx USART Instance
    * @param  PowerMode This parameter can be one of the following values:
    *         @arg @ref LL_USART_IRDA_POWER_NORMAL
    *         @arg @ref LL_USART_IRDA_POWER_LOW
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetIrdaPowerMode(USART_TypeDef *USARTx, uint32_t PowerMode)
  {
    MODIFY_REG(USARTx->CR3, USART_CR3_IRLP, PowerMode);
  }
  
  /**
    * @brief  Retrieve IrDA Power Mode configuration (Normal or Low Power)
    * @note   Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
    *         IrDA feature is supported by the USARTx instance.
    * @rmtoll CR3          IRLP          LL_USART_GetIrdaPowerMode
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_IRDA_POWER_NORMAL
    *         @arg @ref LL_USART_PHASE_2EDGE
    */
  __STATIC_INLINE uint32_t LL_USART_GetIrdaPowerMode(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_IRLP));
  }
  
  /**
    * @brief  Set Irda prescaler value, used for dividing the USART clock source
    *         to achieve the Irda Low Power frequency (8 bits value)
    * @note   Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
    *         IrDA feature is supported by the USARTx instance.
    * @rmtoll GTPR         PSC           LL_USART_SetIrdaPrescaler
    * @param  USARTx USART Instance
    * @param  PrescalerValue Value between Min_Data=0x00 and Max_Data=0xFF
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetIrdaPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue)
  {
    MODIFY_REG(USARTx->GTPR, (uint16_t)USART_GTPR_PSC, (uint16_t)PrescalerValue);
  }
  
  /**
    * @brief  Return Irda prescaler value, used for dividing the USART clock source
    *         to achieve the Irda Low Power frequency (8 bits value)
    * @note   Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
    *         IrDA feature is supported by the USARTx instance.
    * @rmtoll GTPR         PSC           LL_USART_GetIrdaPrescaler
    * @param  USARTx USART Instance
    * @retval Irda prescaler value (Value between Min_Data=0x00 and Max_Data=0xFF)
    */
  __STATIC_INLINE uint32_t LL_USART_GetIrdaPrescaler(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_PSC));
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_Configuration_Smartcard Configuration functions related to Smartcard feature
    * @{
    */
  
  /**
    * @brief  Enable Smartcard NACK transmission
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          NACK          LL_USART_EnableSmartcardNACK
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableSmartcardNACK(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_NACK);
  }
  
  /**
    * @brief  Disable Smartcard NACK transmission
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          NACK          LL_USART_DisableSmartcardNACK
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableSmartcardNACK(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_NACK);
  }
  
  /**
    * @brief  Indicate if Smartcard NACK transmission is enabled
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          NACK          LL_USART_IsEnabledSmartcardNACK
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledSmartcardNACK(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_NACK) == (USART_CR3_NACK)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Enable Smartcard mode
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          SCEN          LL_USART_EnableSmartcard
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableSmartcard(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_SCEN);
  }
  
  /**
    * @brief  Disable Smartcard mode
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          SCEN          LL_USART_DisableSmartcard
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableSmartcard(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_SCEN);
  }
  
  /**
    * @brief  Indicate if Smartcard mode is enabled
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          SCEN          LL_USART_IsEnabledSmartcard
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledSmartcard(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_SCEN) == (USART_CR3_SCEN)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Set Smartcard Auto-Retry Count value (SCARCNT[2:0] bits)
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @note   This bit-field specifies the number of retries in transmit and receive, in Smartcard mode.
    *         In transmission mode, it specifies the number of automatic retransmission retries, before
    *         generating a transmission error (FE bit set).
    *         In reception mode, it specifies the number or erroneous reception trials, before generating a
    *         reception error (RXNE and PE bits set)
    * @rmtoll CR3          SCARCNT       LL_USART_SetSmartcardAutoRetryCount
    * @param  USARTx USART Instance
    * @param  AutoRetryCount Value between Min_Data=0 and Max_Data=7
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetSmartcardAutoRetryCount(USART_TypeDef *USARTx, uint32_t AutoRetryCount)
  {
    MODIFY_REG(USARTx->CR3, USART_CR3_SCARCNT, AutoRetryCount << USART_CR3_SCARCNT_Pos);
  }
  
  /**
    * @brief  Return Smartcard Auto-Retry Count value (SCARCNT[2:0] bits)
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          SCARCNT       LL_USART_GetSmartcardAutoRetryCount
    * @param  USARTx USART Instance
    * @retval Smartcard Auto-Retry Count value (Value between Min_Data=0 and Max_Data=7)
    */
  __STATIC_INLINE uint32_t LL_USART_GetSmartcardAutoRetryCount(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_SCARCNT) >> USART_CR3_SCARCNT_Pos);
  }
  
  /**
    * @brief  Set Smartcard prescaler value, used for dividing the USART clock
    *         source to provide the SMARTCARD Clock (5 bits value)
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll GTPR         PSC           LL_USART_SetSmartcardPrescaler
    * @param  USARTx USART Instance
    * @param  PrescalerValue Value between Min_Data=0 and Max_Data=31
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetSmartcardPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue)
  {
    MODIFY_REG(USARTx->GTPR, (uint16_t)USART_GTPR_PSC, (uint16_t)PrescalerValue);
  }
  
  /**
    * @brief  Return Smartcard prescaler value, used for dividing the USART clock
    *         source to provide the SMARTCARD Clock (5 bits value)
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll GTPR         PSC           LL_USART_GetSmartcardPrescaler
    * @param  USARTx USART Instance
    * @retval Smartcard prescaler value (Value between Min_Data=0 and Max_Data=31)
    */
  __STATIC_INLINE uint32_t LL_USART_GetSmartcardPrescaler(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_PSC));
  }
  
  /**
    * @brief  Set Smartcard Guard time value, expressed in nb of baud clocks periods
    *         (GT[7:0] bits : Guard time value)
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll GTPR         GT            LL_USART_SetSmartcardGuardTime
    * @param  USARTx USART Instance
    * @param  GuardTime Value between Min_Data=0x00 and Max_Data=0xFF
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetSmartcardGuardTime(USART_TypeDef *USARTx, uint32_t GuardTime)
  {
    MODIFY_REG(USARTx->GTPR, (uint16_t)USART_GTPR_GT, (uint16_t)(GuardTime << USART_GTPR_GT_Pos));
  }
  
  /**
    * @brief  Return Smartcard Guard time value, expressed in nb of baud clocks periods
    *         (GT[7:0] bits : Guard time value)
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll GTPR         GT            LL_USART_GetSmartcardGuardTime
    * @param  USARTx USART Instance
    * @retval Smartcard Guard time value (Value between Min_Data=0x00 and Max_Data=0xFF)
    */
  __STATIC_INLINE uint32_t LL_USART_GetSmartcardGuardTime(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_GT) >> USART_GTPR_GT_Pos);
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_Configuration_HalfDuplex Configuration functions related to Half Duplex feature
    * @{
    */
  
  /**
    * @brief  Enable Single Wire Half-Duplex mode
    * @note   Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
    *         Half-Duplex mode is supported by the USARTx instance.
    * @rmtoll CR3          HDSEL         LL_USART_EnableHalfDuplex
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableHalfDuplex(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_HDSEL);
  }
  
  /**
    * @brief  Disable Single Wire Half-Duplex mode
    * @note   Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
    *         Half-Duplex mode is supported by the USARTx instance.
    * @rmtoll CR3          HDSEL         LL_USART_DisableHalfDuplex
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableHalfDuplex(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_HDSEL);
  }
  
  /**
    * @brief  Indicate if Single Wire Half-Duplex mode is enabled
    * @note   Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
    *         Half-Duplex mode is supported by the USARTx instance.
    * @rmtoll CR3          HDSEL         LL_USART_IsEnabledHalfDuplex
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledHalfDuplex(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_HDSEL) == (USART_CR3_HDSEL)) ? 1UL : 0UL);
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_Configuration_SPI_SLAVE Configuration functions related to SPI Slave feature
    * @{
    */
  /**
    * @brief  Enable SPI Synchronous Slave mode
    * @note   Macro @ref IS_UART_SPI_SLAVE_INSTANCE(USARTx) can be used to check whether or not
    *         SPI Slave mode feature is supported by the USARTx instance.
    * @rmtoll CR2          SLVEN         LL_USART_EnableSPISlave
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableSPISlave(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR2, USART_CR2_SLVEN);
  }
  
  /**
    * @brief  Disable SPI Synchronous Slave mode
    * @note   Macro @ref IS_UART_SPI_SLAVE_INSTANCE(USARTx) can be used to check whether or not
    *         SPI Slave mode feature is supported by the USARTx instance.
    * @rmtoll CR2          SLVEN         LL_USART_DisableSPISlave
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableSPISlave(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR2, USART_CR2_SLVEN);
  }
  
  /**
    * @brief  Indicate if  SPI Synchronous Slave mode is enabled
    * @note   Macro @ref IS_UART_SPI_SLAVE_INSTANCE(USARTx) can be used to check whether or not
    *         SPI Slave mode feature is supported by the USARTx instance.
    * @rmtoll CR2          SLVEN         LL_USART_IsEnabledSPISlave
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledSPISlave(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR2, USART_CR2_SLVEN) == (USART_CR2_SLVEN)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Enable SPI Slave Selection using NSS input pin
    * @note   Macro @ref IS_UART_SPI_SLAVE_INSTANCE(USARTx) can be used to check whether or not
    *         SPI Slave mode feature is supported by the USARTx instance.
    * @note   SPI Slave Selection depends on NSS input pin
    *         (The slave is selected when NSS is low and deselected when NSS is high).
    * @rmtoll CR2          DIS_NSS       LL_USART_EnableSPISlaveSelect
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableSPISlaveSelect(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR2, USART_CR2_DIS_NSS);
  }
  
  /**
    * @brief  Disable SPI Slave Selection using NSS input pin
    * @note   Macro @ref IS_UART_SPI_SLAVE_INSTANCE(USARTx) can be used to check whether or not
    *         SPI Slave mode feature is supported by the USARTx instance.
    * @note   SPI Slave will be always selected and NSS input pin will be ignored.
    * @rmtoll CR2          DIS_NSS       LL_USART_DisableSPISlaveSelect
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableSPISlaveSelect(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR2, USART_CR2_DIS_NSS);
  }
  
  /**
    * @brief  Indicate if  SPI Slave Selection depends on NSS input pin
    * @note   Macro @ref IS_UART_SPI_SLAVE_INSTANCE(USARTx) can be used to check whether or not
    *         SPI Slave mode feature is supported by the USARTx instance.
    * @rmtoll CR2          DIS_NSS       LL_USART_IsEnabledSPISlaveSelect
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledSPISlaveSelect(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR2, USART_CR2_DIS_NSS) != (USART_CR2_DIS_NSS)) ? 1UL : 0UL);
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_Configuration_LIN Configuration functions related to LIN feature
    * @{
    */
  
  /**
    * @brief  Set LIN Break Detection Length
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll CR2          LBDL          LL_USART_SetLINBrkDetectionLen
    * @param  USARTx USART Instance
    * @param  LINBDLength This parameter can be one of the following values:
    *         @arg @ref LL_USART_LINBREAK_DETECT_10B
    *         @arg @ref LL_USART_LINBREAK_DETECT_11B
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetLINBrkDetectionLen(USART_TypeDef *USARTx, uint32_t LINBDLength)
  {
    MODIFY_REG(USARTx->CR2, USART_CR2_LBDL, LINBDLength);
  }
  
  /**
    * @brief  Return LIN Break Detection Length
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll CR2          LBDL          LL_USART_GetLINBrkDetectionLen
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_LINBREAK_DETECT_10B
    *         @arg @ref LL_USART_LINBREAK_DETECT_11B
    */
  __STATIC_INLINE uint32_t LL_USART_GetLINBrkDetectionLen(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_LBDL));
  }
  
  /**
    * @brief  Enable LIN mode
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll CR2          LINEN         LL_USART_EnableLIN
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableLIN(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR2, USART_CR2_LINEN);
  }
  
  /**
    * @brief  Disable LIN mode
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll CR2          LINEN         LL_USART_DisableLIN
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableLIN(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR2, USART_CR2_LINEN);
  }
  
  /**
    * @brief  Indicate if LIN mode is enabled
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll CR2          LINEN         LL_USART_IsEnabledLIN
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledLIN(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR2, USART_CR2_LINEN) == (USART_CR2_LINEN)) ? 1UL : 0UL);
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_Configuration_DE Configuration functions related to Driver Enable feature
    * @{
    */
  
  /**
    * @brief  Set DEDT (Driver Enable De-Assertion Time), Time value expressed on 5 bits ([4:0] bits).
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR1          DEDT          LL_USART_SetDEDeassertionTime
    * @param  USARTx USART Instance
    * @param  Time Value between Min_Data=0 and Max_Data=31
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetDEDeassertionTime(USART_TypeDef *USARTx, uint32_t Time)
  {
    MODIFY_REG(USARTx->CR1, USART_CR1_DEDT, Time << USART_CR1_DEDT_Pos);
  }
  
  /**
    * @brief  Return DEDT (Driver Enable De-Assertion Time)
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR1          DEDT          LL_USART_GetDEDeassertionTime
    * @param  USARTx USART Instance
    * @retval Time value expressed on 5 bits ([4:0] bits) : Value between Min_Data=0 and Max_Data=31
    */
  __STATIC_INLINE uint32_t LL_USART_GetDEDeassertionTime(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_DEDT) >> USART_CR1_DEDT_Pos);
  }
  
  /**
    * @brief  Set DEAT (Driver Enable Assertion Time), Time value expressed on 5 bits ([4:0] bits).
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR1          DEAT          LL_USART_SetDEAssertionTime
    * @param  USARTx USART Instance
    * @param  Time Value between Min_Data=0 and Max_Data=31
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetDEAssertionTime(USART_TypeDef *USARTx, uint32_t Time)
  {
    MODIFY_REG(USARTx->CR1, USART_CR1_DEAT, Time << USART_CR1_DEAT_Pos);
  }
  
  /**
    * @brief  Return DEAT (Driver Enable Assertion Time)
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR1          DEAT          LL_USART_GetDEAssertionTime
    * @param  USARTx USART Instance
    * @retval Time value expressed on 5 bits ([4:0] bits) : Value between Min_Data=0 and Max_Data=31
    */
  __STATIC_INLINE uint32_t LL_USART_GetDEAssertionTime(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_DEAT) >> USART_CR1_DEAT_Pos);
  }
  
  /**
    * @brief  Enable Driver Enable (DE) Mode
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR3          DEM           LL_USART_EnableDEMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableDEMode(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_DEM);
  }
  
  /**
    * @brief  Disable Driver Enable (DE) Mode
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR3          DEM           LL_USART_DisableDEMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableDEMode(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_DEM);
  }
  
  /**
    * @brief  Indicate if Driver Enable (DE) Mode is enabled
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR3          DEM           LL_USART_IsEnabledDEMode
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledDEMode(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_DEM) == (USART_CR3_DEM)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Select Driver Enable Polarity
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR3          DEP           LL_USART_SetDESignalPolarity
    * @param  USARTx USART Instance
    * @param  Polarity This parameter can be one of the following values:
    *         @arg @ref LL_USART_DE_POLARITY_HIGH
    *         @arg @ref LL_USART_DE_POLARITY_LOW
    * @retval None
    */
  __STATIC_INLINE void LL_USART_SetDESignalPolarity(USART_TypeDef *USARTx, uint32_t Polarity)
  {
    MODIFY_REG(USARTx->CR3, USART_CR3_DEP, Polarity);
  }
  
  /**
    * @brief  Return Driver Enable Polarity
    * @note   Macro @ref IS_UART_DRIVER_ENABLE_INSTANCE(USARTx) can be used to check whether or not
    *         Driver Enable feature is supported by the USARTx instance.
    * @rmtoll CR3          DEP           LL_USART_GetDESignalPolarity
    * @param  USARTx USART Instance
    * @retval Returned value can be one of the following values:
    *         @arg @ref LL_USART_DE_POLARITY_HIGH
    *         @arg @ref LL_USART_DE_POLARITY_LOW
    */
  __STATIC_INLINE uint32_t LL_USART_GetDESignalPolarity(USART_TypeDef *USARTx)
  {
    return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_DEP));
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_AdvancedConfiguration Advanced Configurations services
    * @{
    */
  
  /**
    * @brief  Perform basic configuration of USART for enabling use in Asynchronous Mode (UART)
    * @note   In UART mode, the following bits must be kept cleared:
    *           - LINEN bit in the USART_CR2 register,
    *           - CLKEN bit in the USART_CR2 register,
    *           - SCEN bit in the USART_CR3 register,
    *           - IREN bit in the USART_CR3 register,
    *           - HDSEL bit in the USART_CR3 register.
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
    *         - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
    *         - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
    *         - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
    *         - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
    * @note   Other remaining configurations items related to Asynchronous Mode
    *         (as Baud Rate, Word length, Parity, ...) should be set using
    *         dedicated functions
    * @rmtoll CR2          LINEN         LL_USART_ConfigAsyncMode\n
    *         CR2          CLKEN         LL_USART_ConfigAsyncMode\n
    *         CR3          SCEN          LL_USART_ConfigAsyncMode\n
    *         CR3          IREN          LL_USART_ConfigAsyncMode\n
    *         CR3          HDSEL         LL_USART_ConfigAsyncMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigAsyncMode(USART_TypeDef *USARTx)
  {
    /* In Asynchronous mode, the following bits must be kept cleared:
    - LINEN, CLKEN bits in the USART_CR2 register,
    - SCEN, IREN and HDSEL bits in the USART_CR3 register.
    */
    CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
    CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN | USART_CR3_HDSEL));
  }
  
  /**
    * @brief  Perform basic configuration of USART for enabling use in Synchronous Mode
    * @note   In Synchronous mode, the following bits must be kept cleared:
    *           - LINEN bit in the USART_CR2 register,
    *           - SCEN bit in the USART_CR3 register,
    *           - IREN bit in the USART_CR3 register,
    *           - HDSEL bit in the USART_CR3 register.
    *         This function also sets the USART in Synchronous mode.
    * @note   Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
    *         Synchronous mode is supported by the USARTx instance.
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
    *         - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
    *         - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
    *         - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
    *         - Set CLKEN in CR2 using @ref LL_USART_EnableSCLKOutput() function
    * @note   Other remaining configurations items related to Synchronous Mode
    *         (as Baud Rate, Word length, Parity, Clock Polarity, ...) should be set using
    *         dedicated functions
    * @rmtoll CR2          LINEN         LL_USART_ConfigSyncMode\n
    *         CR2          CLKEN         LL_USART_ConfigSyncMode\n
    *         CR3          SCEN          LL_USART_ConfigSyncMode\n
    *         CR3          IREN          LL_USART_ConfigSyncMode\n
    *         CR3          HDSEL         LL_USART_ConfigSyncMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigSyncMode(USART_TypeDef *USARTx)
  {
    /* In Synchronous mode, the following bits must be kept cleared:
    - LINEN bit in the USART_CR2 register,
    - SCEN, IREN and HDSEL bits in the USART_CR3 register.
    */
    CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN));
    CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN | USART_CR3_HDSEL));
    /* set the UART/USART in Synchronous mode */
    SET_BIT(USARTx->CR2, USART_CR2_CLKEN);
  }
  
  /**
    * @brief  Perform basic configuration of USART for enabling use in LIN Mode
    * @note   In LIN mode, the following bits must be kept cleared:
    *           - STOP and CLKEN bits in the USART_CR2 register,
    *           - SCEN bit in the USART_CR3 register,
    *           - IREN bit in the USART_CR3 register,
    *           - HDSEL bit in the USART_CR3 register.
    *         This function also set the UART/USART in LIN mode.
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
    *         - Clear STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
    *         - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
    *         - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
    *         - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
    *         - Set LINEN in CR2 using @ref LL_USART_EnableLIN() function
    * @note   Other remaining configurations items related to LIN Mode
    *         (as Baud Rate, Word length, LIN Break Detection Length, ...) should be set using
    *         dedicated functions
    * @rmtoll CR2          CLKEN         LL_USART_ConfigLINMode\n
    *         CR2          STOP          LL_USART_ConfigLINMode\n
    *         CR2          LINEN         LL_USART_ConfigLINMode\n
    *         CR3          IREN          LL_USART_ConfigLINMode\n
    *         CR3          SCEN          LL_USART_ConfigLINMode\n
    *         CR3          HDSEL         LL_USART_ConfigLINMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigLINMode(USART_TypeDef *USARTx)
  {
    /* In LIN mode, the following bits must be kept cleared:
    - STOP and CLKEN bits in the USART_CR2 register,
    - IREN, SCEN and HDSEL bits in the USART_CR3 register.
    */
    CLEAR_BIT(USARTx->CR2, (USART_CR2_CLKEN | USART_CR2_STOP));
    CLEAR_BIT(USARTx->CR3, (USART_CR3_IREN | USART_CR3_SCEN | USART_CR3_HDSEL));
    /* Set the UART/USART in LIN mode */
    SET_BIT(USARTx->CR2, USART_CR2_LINEN);
  }
  
  /**
    * @brief  Perform basic configuration of USART for enabling use in Half Duplex Mode
    * @note   In Half Duplex mode, the following bits must be kept cleared:
    *           - LINEN bit in the USART_CR2 register,
    *           - CLKEN bit in the USART_CR2 register,
    *           - SCEN bit in the USART_CR3 register,
    *           - IREN bit in the USART_CR3 register,
    *         This function also sets the UART/USART in Half Duplex mode.
    * @note   Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
    *         Half-Duplex mode is supported by the USARTx instance.
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
    *         - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
    *         - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
    *         - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
    *         - Set HDSEL in CR3 using @ref LL_USART_EnableHalfDuplex() function
    * @note   Other remaining configurations items related to Half Duplex Mode
    *         (as Baud Rate, Word length, Parity, ...) should be set using
    *         dedicated functions
    * @rmtoll CR2          LINEN         LL_USART_ConfigHalfDuplexMode\n
    *         CR2          CLKEN         LL_USART_ConfigHalfDuplexMode\n
    *         CR3          HDSEL         LL_USART_ConfigHalfDuplexMode\n
    *         CR3          SCEN          LL_USART_ConfigHalfDuplexMode\n
    *         CR3          IREN          LL_USART_ConfigHalfDuplexMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigHalfDuplexMode(USART_TypeDef *USARTx)
  {
    /* In Half Duplex mode, the following bits must be kept cleared:
    - LINEN and CLKEN bits in the USART_CR2 register,
    - SCEN and IREN bits in the USART_CR3 register.
    */
    CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
    CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN));
    /* set the UART/USART in Half Duplex mode */
    SET_BIT(USARTx->CR3, USART_CR3_HDSEL);
  }
  
  /**
    * @brief  Perform basic configuration of USART for enabling use in Smartcard Mode
    * @note   In Smartcard mode, the following bits must be kept cleared:
    *           - LINEN bit in the USART_CR2 register,
    *           - IREN bit in the USART_CR3 register,
    *           - HDSEL bit in the USART_CR3 register.
    *         This function also configures Stop bits to 1.5 bits and
    *         sets the USART in Smartcard mode (SCEN bit).
    *         Clock Output is also enabled (CLKEN).
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
    *         - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
    *         - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
    *         - Configure STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
    *         - Set CLKEN in CR2 using @ref LL_USART_EnableSCLKOutput() function
    *         - Set SCEN in CR3 using @ref LL_USART_EnableSmartcard() function
    * @note   Other remaining configurations items related to Smartcard Mode
    *         (as Baud Rate, Word length, Parity, ...) should be set using
    *         dedicated functions
    * @rmtoll CR2          LINEN         LL_USART_ConfigSmartcardMode\n
    *         CR2          STOP          LL_USART_ConfigSmartcardMode\n
    *         CR2          CLKEN         LL_USART_ConfigSmartcardMode\n
    *         CR3          HDSEL         LL_USART_ConfigSmartcardMode\n
    *         CR3          SCEN          LL_USART_ConfigSmartcardMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigSmartcardMode(USART_TypeDef *USARTx)
  {
    /* In Smartcard mode, the following bits must be kept cleared:
    - LINEN bit in the USART_CR2 register,
    - IREN and HDSEL bits in the USART_CR3 register.
    */
    CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN));
    CLEAR_BIT(USARTx->CR3, (USART_CR3_IREN | USART_CR3_HDSEL));
    /* Configure Stop bits to 1.5 bits */
    /* Synchronous mode is activated by default */
    SET_BIT(USARTx->CR2, (USART_CR2_STOP_0 | USART_CR2_STOP_1 | USART_CR2_CLKEN));
    /* set the UART/USART in Smartcard mode */
    SET_BIT(USARTx->CR3, USART_CR3_SCEN);
  }
  
  /**
    * @brief  Perform basic configuration of USART for enabling use in Irda Mode
    * @note   In IRDA mode, the following bits must be kept cleared:
    *           - LINEN bit in the USART_CR2 register,
    *           - STOP and CLKEN bits in the USART_CR2 register,
    *           - SCEN bit in the USART_CR3 register,
    *           - HDSEL bit in the USART_CR3 register.
    *         This function also sets the UART/USART in IRDA mode (IREN bit).
    * @note   Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
    *         IrDA feature is supported by the USARTx instance.
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
    *         - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
    *         - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
    *         - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
    *         - Configure STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
    *         - Set IREN in CR3 using @ref LL_USART_EnableIrda() function
    * @note   Other remaining configurations items related to Irda Mode
    *         (as Baud Rate, Word length, Power mode, ...) should be set using
    *         dedicated functions
    * @rmtoll CR2          LINEN         LL_USART_ConfigIrdaMode\n
    *         CR2          CLKEN         LL_USART_ConfigIrdaMode\n
    *         CR2          STOP          LL_USART_ConfigIrdaMode\n
    *         CR3          SCEN          LL_USART_ConfigIrdaMode\n
    *         CR3          HDSEL         LL_USART_ConfigIrdaMode\n
    *         CR3          IREN          LL_USART_ConfigIrdaMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigIrdaMode(USART_TypeDef *USARTx)
  {
    /* In IRDA mode, the following bits must be kept cleared:
    - LINEN, STOP and CLKEN bits in the USART_CR2 register,
    - SCEN and HDSEL bits in the USART_CR3 register.
    */
    CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN | USART_CR2_STOP));
    CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_HDSEL));
    /* set the UART/USART in IRDA mode */
    SET_BIT(USARTx->CR3, USART_CR3_IREN);
  }
  
  /**
    * @brief  Perform basic configuration of USART for enabling use in Multi processor Mode
    *         (several USARTs connected in a network, one of the USARTs can be the master,
    *         its TX output connected to the RX inputs of the other slaves USARTs).
    * @note   In MultiProcessor mode, the following bits must be kept cleared:
    *           - LINEN bit in the USART_CR2 register,
    *           - CLKEN bit in the USART_CR2 register,
    *           - SCEN bit in the USART_CR3 register,
    *           - IREN bit in the USART_CR3 register,
    *           - HDSEL bit in the USART_CR3 register.
    * @note   Call of this function is equivalent to following function call sequence :
    *         - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
    *         - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
    *         - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
    *         - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
    *         - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
    * @note   Other remaining configurations items related to Multi processor Mode
    *         (as Baud Rate, Wake Up Method, Node address, ...) should be set using
    *         dedicated functions
    * @rmtoll CR2          LINEN         LL_USART_ConfigMultiProcessMode\n
    *         CR2          CLKEN         LL_USART_ConfigMultiProcessMode\n
    *         CR3          SCEN          LL_USART_ConfigMultiProcessMode\n
    *         CR3          HDSEL         LL_USART_ConfigMultiProcessMode\n
    *         CR3          IREN          LL_USART_ConfigMultiProcessMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ConfigMultiProcessMode(USART_TypeDef *USARTx)
  {
    /* In Multi Processor mode, the following bits must be kept cleared:
    - LINEN and CLKEN bits in the USART_CR2 register,
    - IREN, SCEN and HDSEL bits in the USART_CR3 register.
    */
    CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
    CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_HDSEL | USART_CR3_IREN));
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_FLAG_Management FLAG_Management
    * @{
    */
  
  /**
    * @brief  Check if the USART Parity Error Flag is set or not
    * @rmtoll ISR          PE            LL_USART_IsActiveFlag_PE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_PE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_PE) == (USART_ISR_PE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Framing Error Flag is set or not
    * @rmtoll ISR          FE            LL_USART_IsActiveFlag_FE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_FE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_FE) == (USART_ISR_FE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Noise error detected Flag is set or not
    * @rmtoll ISR          NE            LL_USART_IsActiveFlag_NE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_NE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_NE) == (USART_ISR_NE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART OverRun Error Flag is set or not
    * @rmtoll ISR          ORE           LL_USART_IsActiveFlag_ORE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_ORE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_ORE) == (USART_ISR_ORE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART IDLE line detected Flag is set or not
    * @rmtoll ISR          IDLE          LL_USART_IsActiveFlag_IDLE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_IDLE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_IDLE) == (USART_ISR_IDLE)) ? 1UL : 0UL);
  }
  
  /* Legacy define */
  #define LL_USART_IsActiveFlag_RXNE  LL_USART_IsActiveFlag_RXNE_RXFNE
  
  /**
    * @brief  Check if the USART Read Data Register or USART RX FIFO Not Empty Flag is set or not
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll ISR          RXNE_RXFNE    LL_USART_IsActiveFlag_RXNE_RXFNE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RXNE_RXFNE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_RXNE_RXFNE) == (USART_ISR_RXNE_RXFNE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Transmission Complete Flag is set or not
    * @rmtoll ISR          TC            LL_USART_IsActiveFlag_TC
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TC(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_TC) == (USART_ISR_TC)) ? 1UL : 0UL);
  }
  
  /* Legacy define */
  #define LL_USART_IsActiveFlag_TXE  LL_USART_IsActiveFlag_TXE_TXFNF
  
  /**
    * @brief  Check if the USART Transmit Data Register Empty or USART TX FIFO Not Full Flag is set or not
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll ISR          TXE_TXFNF     LL_USART_IsActiveFlag_TXE_TXFNF
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TXE_TXFNF(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_TXE_TXFNF) == (USART_ISR_TXE_TXFNF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART LIN Break Detection Flag is set or not
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll ISR          LBDF          LL_USART_IsActiveFlag_LBD
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_LBD(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_LBDF) == (USART_ISR_LBDF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART CTS interrupt Flag is set or not
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll ISR          CTSIF         LL_USART_IsActiveFlag_nCTS
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_nCTS(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_CTSIF) == (USART_ISR_CTSIF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART CTS Flag is set or not
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll ISR          CTS           LL_USART_IsActiveFlag_CTS
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_CTS(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_CTS) == (USART_ISR_CTS)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Receiver Time Out Flag is set or not
    * @rmtoll ISR          RTOF          LL_USART_IsActiveFlag_RTO
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RTO(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_RTOF) == (USART_ISR_RTOF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART End Of Block Flag is set or not
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll ISR          EOBF          LL_USART_IsActiveFlag_EOB
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_EOB(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_EOBF) == (USART_ISR_EOBF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the SPI Slave Underrun error flag is set or not
    * @note   Macro @ref IS_UART_SPI_SLAVE_INSTANCE(USARTx) can be used to check whether or not
    *         SPI Slave mode feature is supported by the USARTx instance.
    * @rmtoll ISR          UDR           LL_USART_IsActiveFlag_UDR
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_UDR(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_UDR) == (USART_ISR_UDR)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Auto-Baud Rate Error Flag is set or not
    * @note   Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not
    *         Auto Baud Rate detection feature is supported by the USARTx instance.
    * @rmtoll ISR          ABRE          LL_USART_IsActiveFlag_ABRE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_ABRE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_ABRE) == (USART_ISR_ABRE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Auto-Baud Rate Flag is set or not
    * @note   Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not
    *         Auto Baud Rate detection feature is supported by the USARTx instance.
    * @rmtoll ISR          ABRF          LL_USART_IsActiveFlag_ABR
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_ABR(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_ABRF) == (USART_ISR_ABRF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Busy Flag is set or not
    * @rmtoll ISR          BUSY          LL_USART_IsActiveFlag_BUSY
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_BUSY(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_BUSY) == (USART_ISR_BUSY)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Character Match Flag is set or not
    * @rmtoll ISR          CMF           LL_USART_IsActiveFlag_CM
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_CM(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_CMF) == (USART_ISR_CMF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Send Break Flag is set or not
    * @rmtoll ISR          SBKF          LL_USART_IsActiveFlag_SBK
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_SBK(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_SBKF) == (USART_ISR_SBKF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Receive Wake Up from mute mode Flag is set or not
    * @rmtoll ISR          RWU           LL_USART_IsActiveFlag_RWU
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RWU(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_RWU) == (USART_ISR_RWU)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Wake Up from stop mode Flag is set or not
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll ISR          WUF           LL_USART_IsActiveFlag_WKUP
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_WKUP(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_WUF) == (USART_ISR_WUF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Transmit Enable Acknowledge Flag is set or not
    * @rmtoll ISR          TEACK         LL_USART_IsActiveFlag_TEACK
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TEACK(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_TEACK) == (USART_ISR_TEACK)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Receive Enable Acknowledge Flag is set or not
    * @rmtoll ISR          REACK         LL_USART_IsActiveFlag_REACK
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_REACK(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_REACK) == (USART_ISR_REACK)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART TX FIFO Empty Flag is set or not
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll ISR          TXFE          LL_USART_IsActiveFlag_TXFE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TXFE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_TXFE) == (USART_ISR_TXFE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART RX FIFO Full Flag is set or not
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll ISR          RXFF          LL_USART_IsActiveFlag_RXFF
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RXFF(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_RXFF) == (USART_ISR_RXFF)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the Smartcard Transmission Complete Before Guard Time Flag is set or not
    * @rmtoll ISR          TCBGT         LL_USART_IsActiveFlag_TCBGT
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TCBGT(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_TCBGT) == (USART_ISR_TCBGT)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART TX FIFO Threshold Flag is set or not
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll ISR          TXFT          LL_USART_IsActiveFlag_TXFT
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TXFT(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_TXFT) == (USART_ISR_TXFT)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART RX FIFO Threshold Flag is set or not
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll ISR          RXFT          LL_USART_IsActiveFlag_RXFT
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RXFT(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->ISR, USART_ISR_RXFT) == (USART_ISR_RXFT)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Clear Parity Error Flag
    * @rmtoll ICR          PECF          LL_USART_ClearFlag_PE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_PE(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_PECF);
  }
  
  /**
    * @brief  Clear Framing Error Flag
    * @rmtoll ICR          FECF          LL_USART_ClearFlag_FE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_FE(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_FECF);
  }
  
  /**
    * @brief  Clear Noise Error detected Flag
    * @rmtoll ICR          NECF          LL_USART_ClearFlag_NE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_NE(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_NECF);
  }
  
  /**
    * @brief  Clear OverRun Error Flag
    * @rmtoll ICR          ORECF         LL_USART_ClearFlag_ORE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_ORE(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_ORECF);
  }
  
  /**
    * @brief  Clear IDLE line detected Flag
    * @rmtoll ICR          IDLECF        LL_USART_ClearFlag_IDLE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_IDLE(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_IDLECF);
  }
  
  /**
    * @brief  Clear TX FIFO Empty Flag
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll ICR          TXFECF        LL_USART_ClearFlag_TXFE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_TXFE(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_TXFECF);
  }
  
  /**
    * @brief  Clear Transmission Complete Flag
    * @rmtoll ICR          TCCF          LL_USART_ClearFlag_TC
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_TC(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_TCCF);
  }
  
  /**
    * @brief  Clear Smartcard Transmission Complete Before Guard Time Flag
    * @rmtoll ICR          TCBGTCF       LL_USART_ClearFlag_TCBGT
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_TCBGT(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_TCBGTCF);
  }
  
  /**
    * @brief  Clear LIN Break Detection Flag
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll ICR          LBDCF         LL_USART_ClearFlag_LBD
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_LBD(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_LBDCF);
  }
  
  /**
    * @brief  Clear CTS Interrupt Flag
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll ICR          CTSCF         LL_USART_ClearFlag_nCTS
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_nCTS(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_CTSCF);
  }
  
  /**
    * @brief  Clear Receiver Time Out Flag
    * @rmtoll ICR          RTOCF         LL_USART_ClearFlag_RTO
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_RTO(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_RTOCF);
  }
  
  /**
    * @brief  Clear End Of Block Flag
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll ICR          EOBCF         LL_USART_ClearFlag_EOB
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_EOB(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_EOBCF);
  }
  
  /**
    * @brief  Clear SPI Slave Underrun Flag
    * @note   Macro @ref IS_UART_SPI_SLAVE_INSTANCE(USARTx) can be used to check whether or not
    *         SPI Slave mode feature is supported by the USARTx instance.
    * @rmtoll ICR          UDRCF         LL_USART_ClearFlag_UDR
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_UDR(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_UDRCF);
  }
  
  /**
    * @brief  Clear Character Match Flag
    * @rmtoll ICR          CMCF          LL_USART_ClearFlag_CM
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_CM(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_CMCF);
  }
  
  /**
    * @brief  Clear Wake Up from stop mode Flag
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll ICR          WUCF          LL_USART_ClearFlag_WKUP
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_ClearFlag_WKUP(USART_TypeDef *USARTx)
  {
    WRITE_REG(USARTx->ICR, USART_ICR_WUCF);
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_IT_Management IT_Management
    * @{
    */
  
  /**
    * @brief  Enable IDLE Interrupt
    * @rmtoll CR1          IDLEIE        LL_USART_EnableIT_IDLE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_IDLE(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_IDLEIE);
  }
  
  /* Legacy define */
  #define LL_USART_EnableIT_RXNE  LL_USART_EnableIT_RXNE_RXFNE
  
  /**
    * @brief  Enable RX Not Empty and RX FIFO Not Empty Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1        RXNEIE_RXFNEIE  LL_USART_EnableIT_RXNE_RXFNE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_RXNE_RXFNE(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_RXNEIE_RXFNEIE);
  }
  
  /**
    * @brief  Enable Transmission Complete Interrupt
    * @rmtoll CR1          TCIE          LL_USART_EnableIT_TC
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_TC(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_TCIE);
  }
  
  /* Legacy define */
  #define LL_USART_EnableIT_TXE  LL_USART_EnableIT_TXE_TXFNF
  
  /**
    * @brief  Enable TX Empty and TX FIFO Not Full Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1         TXEIE_TXFNFIE  LL_USART_EnableIT_TXE_TXFNF
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_TXE_TXFNF(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_TXEIE_TXFNFIE);
  }
  
  /**
    * @brief  Enable Parity Error Interrupt
    * @rmtoll CR1          PEIE          LL_USART_EnableIT_PE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_PE(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_PEIE);
  }
  
  /**
    * @brief  Enable Character Match Interrupt
    * @rmtoll CR1          CMIE          LL_USART_EnableIT_CM
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_CM(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_CMIE);
  }
  
  /**
    * @brief  Enable Receiver Timeout Interrupt
    * @rmtoll CR1          RTOIE         LL_USART_EnableIT_RTO
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_RTO(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_RTOIE);
  }
  
  /**
    * @brief  Enable End Of Block Interrupt
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR1          EOBIE         LL_USART_EnableIT_EOB
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_EOB(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_EOBIE);
  }
  
  /**
    * @brief  Enable TX FIFO Empty Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1          TXFEIE        LL_USART_EnableIT_TXFE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_TXFE(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_TXFEIE);
  }
  
  /**
    * @brief  Enable RX FIFO Full Interrupt
    * @rmtoll CR1          RXFFIE        LL_USART_EnableIT_RXFF
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_RXFF(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR1, USART_CR1_RXFFIE);
  }
  
  /**
    * @brief  Enable LIN Break Detection Interrupt
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll CR2          LBDIE         LL_USART_EnableIT_LBD
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_LBD(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR2, USART_CR2_LBDIE);
  }
  
  /**
    * @brief  Enable Error Interrupt
    * @note   When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing
    *         error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the USARTx_ISR register).
    *           0: Interrupt is inhibited
    *           1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the USARTx_ISR register.
    * @rmtoll CR3          EIE           LL_USART_EnableIT_ERROR
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_ERROR(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_EIE);
  }
  
  /**
    * @brief  Enable CTS Interrupt
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          CTSIE         LL_USART_EnableIT_CTS
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_CTS(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_CTSIE);
  }
  
  /**
    * @brief  Enable Wake Up from Stop Mode Interrupt
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll CR3          WUFIE         LL_USART_EnableIT_WKUP
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_WKUP(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_WUFIE);
  }
  
  /**
    * @brief  Enable TX FIFO Threshold Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          TXFTIE        LL_USART_EnableIT_TXFT
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_TXFT(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_TXFTIE);
  }
  
  /**
    * @brief  Enable Smartcard Transmission Complete Before Guard Time Interrupt
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          TCBGTIE       LL_USART_EnableIT_TCBGT
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_TCBGT(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_TCBGTIE);
  }
  
  /**
    * @brief  Enable RX FIFO Threshold Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          RXFTIE        LL_USART_EnableIT_RXFT
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableIT_RXFT(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_RXFTIE);
  }
  
  /**
    * @brief  Disable IDLE Interrupt
    * @rmtoll CR1          IDLEIE        LL_USART_DisableIT_IDLE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_IDLE(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_IDLEIE);
  }
  
  /* Legacy define */
  #define LL_USART_DisableIT_RXNE  LL_USART_DisableIT_RXNE_RXFNE
  
  /**
    * @brief  Disable RX Not Empty and RX FIFO Not Empty Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1        RXNEIE_RXFNEIE  LL_USART_DisableIT_RXNE_RXFNE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_RXNE_RXFNE(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_RXNEIE_RXFNEIE);
  }
  
  /**
    * @brief  Disable Transmission Complete Interrupt
    * @rmtoll CR1          TCIE          LL_USART_DisableIT_TC
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_TC(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_TCIE);
  }
  
  /* Legacy define */
  #define LL_USART_DisableIT_TXE  LL_USART_DisableIT_TXE_TXFNF
  
  /**
    * @brief  Disable TX Empty and TX FIFO Not Full Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1        TXEIE_TXFNFIE  LL_USART_DisableIT_TXE_TXFNF
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_TXE_TXFNF(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_TXEIE_TXFNFIE);
  }
  
  /**
    * @brief  Disable Parity Error Interrupt
    * @rmtoll CR1          PEIE          LL_USART_DisableIT_PE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_PE(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_PEIE);
  }
  
  /**
    * @brief  Disable Character Match Interrupt
    * @rmtoll CR1          CMIE          LL_USART_DisableIT_CM
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_CM(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_CMIE);
  }
  
  /**
    * @brief  Disable Receiver Timeout Interrupt
    * @rmtoll CR1          RTOIE         LL_USART_DisableIT_RTO
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_RTO(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_RTOIE);
  }
  
  /**
    * @brief  Disable End Of Block Interrupt
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR1          EOBIE         LL_USART_DisableIT_EOB
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_EOB(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_EOBIE);
  }
  
  /**
    * @brief  Disable TX FIFO Empty Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1          TXFEIE        LL_USART_DisableIT_TXFE
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_TXFE(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_TXFEIE);
  }
  
  /**
    * @brief  Disable RX FIFO Full Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1          RXFFIE        LL_USART_DisableIT_RXFF
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_RXFF(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR1, USART_CR1_RXFFIE);
  }
  
  /**
    * @brief  Disable LIN Break Detection Interrupt
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll CR2          LBDIE         LL_USART_DisableIT_LBD
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_LBD(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR2, USART_CR2_LBDIE);
  }
  
  /**
    * @brief  Disable Error Interrupt
    * @note   When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing
    *         error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the USARTx_ISR register).
    *           0: Interrupt is inhibited
    *           1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the USARTx_ISR register.
    * @rmtoll CR3          EIE           LL_USART_DisableIT_ERROR
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_ERROR(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_EIE);
  }
  
  /**
    * @brief  Disable CTS Interrupt
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          CTSIE         LL_USART_DisableIT_CTS
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_CTS(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_CTSIE);
  }
  
  /**
    * @brief  Disable Wake Up from Stop Mode Interrupt
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll CR3          WUFIE         LL_USART_DisableIT_WKUP
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_WKUP(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_WUFIE);
  }
  
  /**
    * @brief  Disable TX FIFO Threshold Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          TXFTIE        LL_USART_DisableIT_TXFT
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_TXFT(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_TXFTIE);
  }
  
  /**
    * @brief  Disable Smartcard Transmission Complete Before Guard Time Interrupt
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          TCBGTIE       LL_USART_DisableIT_TCBGT
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_TCBGT(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_TCBGTIE);
  }
  
  /**
    * @brief  Disable RX FIFO Threshold Interrupt
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          RXFTIE        LL_USART_DisableIT_RXFT
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableIT_RXFT(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_RXFTIE);
  }
  
  /**
    * @brief  Check if the USART IDLE Interrupt  source is enabled or disabled.
    * @rmtoll CR1          IDLEIE        LL_USART_IsEnabledIT_IDLE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_IDLE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_IDLEIE) == (USART_CR1_IDLEIE)) ? 1UL : 0UL);
  }
  
  /* Legacy define */
  #define LL_USART_IsEnabledIT_RXNE  LL_USART_IsEnabledIT_RXNE_RXFNE
  
  /**
    * @brief  Check if the USART RX Not Empty and USART RX FIFO Not Empty Interrupt is enabled or disabled.
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1        RXNEIE_RXFNEIE  LL_USART_IsEnabledIT_RXNE_RXFNE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_RXNE_RXFNE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_RXNEIE_RXFNEIE) == (USART_CR1_RXNEIE_RXFNEIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Transmission Complete Interrupt is enabled or disabled.
    * @rmtoll CR1          TCIE          LL_USART_IsEnabledIT_TC
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TC(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_TCIE) == (USART_CR1_TCIE)) ? 1UL : 0UL);
  }
  
  /* Legacy define */
  #define LL_USART_IsEnabledIT_TXE  LL_USART_IsEnabledIT_TXE_TXFNF
  
  /**
    * @brief  Check if the USART TX Empty and USART TX FIFO Not Full Interrupt is enabled or disabled
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1         TXEIE_TXFNFIE  LL_USART_IsEnabledIT_TXE_TXFNF
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TXE_TXFNF(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_TXEIE_TXFNFIE) == (USART_CR1_TXEIE_TXFNFIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Parity Error Interrupt is enabled or disabled.
    * @rmtoll CR1          PEIE          LL_USART_IsEnabledIT_PE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_PE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_PEIE) == (USART_CR1_PEIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Character Match Interrupt is enabled or disabled.
    * @rmtoll CR1          CMIE          LL_USART_IsEnabledIT_CM
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_CM(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_CMIE) == (USART_CR1_CMIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Receiver Timeout Interrupt is enabled or disabled.
    * @rmtoll CR1          RTOIE         LL_USART_IsEnabledIT_RTO
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_RTO(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_RTOIE) == (USART_CR1_RTOIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART End Of Block Interrupt is enabled or disabled.
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR1          EOBIE         LL_USART_IsEnabledIT_EOB
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_EOB(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_EOBIE) == (USART_CR1_EOBIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART TX FIFO Empty Interrupt is enabled or disabled
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1          TXFEIE        LL_USART_IsEnabledIT_TXFE
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TXFE(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_TXFEIE) == (USART_CR1_TXFEIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART RX FIFO Full Interrupt is enabled or disabled
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR1          RXFFIE        LL_USART_IsEnabledIT_RXFF
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_RXFF(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR1, USART_CR1_RXFFIE) == (USART_CR1_RXFFIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART LIN Break Detection Interrupt is enabled or disabled.
    * @note   Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
    *         LIN feature is supported by the USARTx instance.
    * @rmtoll CR2          LBDIE         LL_USART_IsEnabledIT_LBD
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_LBD(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR2, USART_CR2_LBDIE) == (USART_CR2_LBDIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Error Interrupt is enabled or disabled.
    * @rmtoll CR3          EIE           LL_USART_IsEnabledIT_ERROR
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_ERROR(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_EIE) == (USART_CR3_EIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART CTS Interrupt is enabled or disabled.
    * @note   Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
    *         Hardware Flow control feature is supported by the USARTx instance.
    * @rmtoll CR3          CTSIE         LL_USART_IsEnabledIT_CTS
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_CTS(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_CTSIE) == (USART_CR3_CTSIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the USART Wake Up from Stop Mode Interrupt is enabled or disabled.
    * @note   Macro @ref IS_UART_WAKEUP_FROMSTOP_INSTANCE(USARTx) can be used to check whether or not
    *         Wake-up from Stop mode feature is supported by the USARTx instance.
    * @rmtoll CR3          WUFIE         LL_USART_IsEnabledIT_WKUP
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_WKUP(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_WUFIE) == (USART_CR3_WUFIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if USART TX FIFO Threshold Interrupt is enabled or disabled
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          TXFTIE        LL_USART_IsEnabledIT_TXFT
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TXFT(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_TXFTIE) == (USART_CR3_TXFTIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if the Smartcard Transmission Complete Before Guard Time Interrupt is enabled or disabled.
    * @note   Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
    *         Smartcard feature is supported by the USARTx instance.
    * @rmtoll CR3          TCBGTIE       LL_USART_IsEnabledIT_TCBGT
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TCBGT(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_TCBGTIE) == (USART_CR3_TCBGTIE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Check if USART RX FIFO Threshold Interrupt is enabled or disabled
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll CR3          RXFTIE        LL_USART_IsEnabledIT_RXFT
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_RXFT(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_RXFTIE) == (USART_CR3_RXFTIE)) ? 1UL : 0UL);
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_DMA_Management DMA_Management
    * @{
    */
  
  /**
    * @brief  Enable DMA Mode for reception
    * @rmtoll CR3          DMAR          LL_USART_EnableDMAReq_RX
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableDMAReq_RX(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_DMAR);
  }
  
  /**
    * @brief  Disable DMA Mode for reception
    * @rmtoll CR3          DMAR          LL_USART_DisableDMAReq_RX
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableDMAReq_RX(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_DMAR);
  }
  
  /**
    * @brief  Check if DMA Mode is enabled for reception
    * @rmtoll CR3          DMAR          LL_USART_IsEnabledDMAReq_RX
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_RX(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_DMAR) == (USART_CR3_DMAR)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Enable DMA Mode for transmission
    * @rmtoll CR3          DMAT          LL_USART_EnableDMAReq_TX
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableDMAReq_TX(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_DMAT);
  }
  
  /**
    * @brief  Disable DMA Mode for transmission
    * @rmtoll CR3          DMAT          LL_USART_DisableDMAReq_TX
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableDMAReq_TX(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_DMAT);
  }
  
  /**
    * @brief  Check if DMA Mode is enabled for transmission
    * @rmtoll CR3          DMAT          LL_USART_IsEnabledDMAReq_TX
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_TX(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_DMAT) == (USART_CR3_DMAT)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Enable DMA Disabling on Reception Error
    * @rmtoll CR3          DDRE          LL_USART_EnableDMADeactOnRxErr
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_EnableDMADeactOnRxErr(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->CR3, USART_CR3_DDRE);
  }
  
  /**
    * @brief  Disable DMA Disabling on Reception Error
    * @rmtoll CR3          DDRE          LL_USART_DisableDMADeactOnRxErr
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_DisableDMADeactOnRxErr(USART_TypeDef *USARTx)
  {
    CLEAR_BIT(USARTx->CR3, USART_CR3_DDRE);
  }
  
  /**
    * @brief  Indicate if DMA Disabling on Reception Error is disabled
    * @rmtoll CR3          DDRE          LL_USART_IsEnabledDMADeactOnRxErr
    * @param  USARTx USART Instance
    * @retval State of bit (1 or 0).
    */
  __STATIC_INLINE uint32_t LL_USART_IsEnabledDMADeactOnRxErr(USART_TypeDef *USARTx)
  {
    return ((READ_BIT(USARTx->CR3, USART_CR3_DDRE) == (USART_CR3_DDRE)) ? 1UL : 0UL);
  }
  
  /**
    * @brief  Get the data register address used for DMA transfer
    * @rmtoll RDR          RDR           LL_USART_DMA_GetRegAddr\n
    * @rmtoll TDR          TDR           LL_USART_DMA_GetRegAddr
    * @param  USARTx USART Instance
    * @param  Direction This parameter can be one of the following values:
    *         @arg @ref LL_USART_DMA_REG_DATA_TRANSMIT
    *         @arg @ref LL_USART_DMA_REG_DATA_RECEIVE
    * @retval Address of data register
    */
  __STATIC_INLINE uint32_t LL_USART_DMA_GetRegAddr(USART_TypeDef *USARTx, uint32_t Direction)
  {
    register uint32_t data_reg_addr;
  
    if (Direction == LL_USART_DMA_REG_DATA_TRANSMIT)
    {
      /* return address of TDR register */
      data_reg_addr = (uint32_t) &(USARTx->TDR);
    }
    else
    {
      /* return address of RDR register */
      data_reg_addr = (uint32_t) &(USARTx->RDR);
    }
  
    return data_reg_addr;
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_Data_Management Data_Management
    * @{
    */
  
  /**
    * @brief  Read Receiver Data register (Receive Data value, 8 bits)
    * @rmtoll RDR          RDR           LL_USART_ReceiveData8
    * @param  USARTx USART Instance
    * @retval Value between Min_Data=0x00 and Max_Data=0xFF
    */
  __STATIC_INLINE uint8_t LL_USART_ReceiveData8(USART_TypeDef *USARTx)
  {
    return (uint8_t)(READ_BIT(USARTx->RDR, USART_RDR_RDR) & 0xFFU);
  }
  
  /**
    * @brief  Read Receiver Data register (Receive Data value, 9 bits)
    * @rmtoll RDR          RDR           LL_USART_ReceiveData9
    * @param  USARTx USART Instance
    * @retval Value between Min_Data=0x00 and Max_Data=0x1FF
    */
  __STATIC_INLINE uint16_t LL_USART_ReceiveData9(USART_TypeDef *USARTx)
  {
    return (uint16_t)(READ_BIT(USARTx->RDR, USART_RDR_RDR));
  }
  
  /**
    * @brief  Write in Transmitter Data Register (Transmit Data value, 8 bits)
    * @rmtoll TDR          TDR           LL_USART_TransmitData8
    * @param  USARTx USART Instance
    * @param  Value between Min_Data=0x00 and Max_Data=0xFF
    * @retval None
    */
  __STATIC_INLINE void LL_USART_TransmitData8(USART_TypeDef *USARTx, uint8_t Value)
  {
    USARTx->TDR = Value;
  }
  
  /**
    * @brief  Write in Transmitter Data Register (Transmit Data value, 9 bits)
    * @rmtoll TDR          TDR           LL_USART_TransmitData9
    * @param  USARTx USART Instance
    * @param  Value between Min_Data=0x00 and Max_Data=0x1FF
    * @retval None
    */
  __STATIC_INLINE void LL_USART_TransmitData9(USART_TypeDef *USARTx, uint16_t Value)
  {
    USARTx->TDR = (uint16_t)(Value & 0x1FFUL);
  }
  
  /**
    * @}
    */
  
  /** @defgroup USART_LL_EF_Execution Execution
    * @{
    */
  
  /**
    * @brief  Request an Automatic Baud Rate measurement on next received data frame
    * @note   Macro @ref IS_USART_AUTOBAUDRATE_DETECTION_INSTANCE(USARTx) can be used to check whether or not
    *         Auto Baud Rate detection feature is supported by the USARTx instance.
    * @rmtoll RQR          ABRRQ         LL_USART_RequestAutoBaudRate
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_RequestAutoBaudRate(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->RQR, (uint16_t)USART_RQR_ABRRQ);
  }
  
  /**
    * @brief  Request Break sending
    * @rmtoll RQR          SBKRQ         LL_USART_RequestBreakSending
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_RequestBreakSending(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->RQR, (uint16_t)USART_RQR_SBKRQ);
  }
  
  /**
    * @brief  Put USART in mute mode and set the RWU flag
    * @rmtoll RQR          MMRQ          LL_USART_RequestEnterMuteMode
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_RequestEnterMuteMode(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->RQR, (uint16_t)USART_RQR_MMRQ);
  }
  
  /**
    * @brief  Request a Receive Data and FIFO flush
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @note   Allows to discard the received data without reading them, and avoid an overrun
    *         condition.
    * @rmtoll RQR          RXFRQ         LL_USART_RequestRxDataFlush
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_RequestRxDataFlush(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->RQR, (uint16_t)USART_RQR_RXFRQ);
  }
  
  /**
    * @brief  Request a Transmit data and FIFO flush
    * @note   Macro @ref IS_UART_FIFO_INSTANCE(USARTx) can be used to check whether or not
    *         FIFO mode feature is supported by the USARTx instance.
    * @rmtoll RQR          TXFRQ         LL_USART_RequestTxDataFlush
    * @param  USARTx USART Instance
    * @retval None
    */
  __STATIC_INLINE void LL_USART_RequestTxDataFlush(USART_TypeDef *USARTx)
  {
    SET_BIT(USARTx->RQR, (uint16_t)USART_RQR_TXFRQ);
  }
  
  /**
    * @}
    */
  
  #if defined(USE_FULL_LL_DRIVER)
  /** @defgroup USART_LL_EF_Init Initialization and de-initialization functions
    * @{
    */
  ErrorStatus LL_USART_DeInit(USART_TypeDef *USARTx);
  ErrorStatus LL_USART_Init(USART_TypeDef *USARTx, LL_USART_InitTypeDef *USART_InitStruct);
  void        LL_USART_StructInit(LL_USART_InitTypeDef *USART_InitStruct);
  ErrorStatus LL_USART_ClockInit(USART_TypeDef *USARTx, LL_USART_ClockInitTypeDef *USART_ClockInitStruct);
  void        LL_USART_ClockStructInit(LL_USART_ClockInitTypeDef *USART_ClockInitStruct);
  /**
    * @}
    */
  #endif /* USE_FULL_LL_DRIVER */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  #endif /* USART1 || USART2 || USART3 || UART4 || UART5 */
  
  /**
    * @}
    */
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* STM32G4xx_LL_USART_H */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  