text: /**
    ******************************************************************************
    * @file    stm32f4xx_hal_ltdc.h
    * @author  MCD Application Team
    * @version V1.6.0
    * @date    04-November-2016
    * @brief   Header file of LTDC HAL module.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
    *
    * Redistribution and use in source and binary forms, with or without modification,
    * are permitted provided that the following conditions are met:
    *   1. Redistributions of source code must retain the above copyright notice,
    *      this list of conditions and the following disclaimer.
    *   2. Redistributions in binary form must reproduce the above copyright notice,
    *      this list of conditions and the following disclaimer in the documentation
    *      and/or other materials provided with the distribution.
    *   3. Neither the name of STMicroelectronics nor the names of its contributors
    *      may be used to endorse or promote products derived from this software
    *      without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
    * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    ******************************************************************************
    */ 
  
  /* Define to prevent recursive inclusion -------------------------------------*/
  #ifndef __STM32F4xx_HAL_LTDC_H
  #define __STM32F4xx_HAL_LTDC_H
  
  #ifdef __cplusplus
   extern "C" {
  #endif
  
  #if defined(STM32F429xx) || defined(STM32F439xx) || defined(STM32F469xx) || defined(STM32F479xx)
  /* Includes ------------------------------------------------------------------*/
  #include "stm32f4xx_hal_def.h"
  
  /** @addtogroup STM32F4xx_HAL_Driver
    * @{
    */
  
  /** @defgroup LTDC LTDC
    * @brief LTDC HAL module driver
    * @{
    */
  
  /* Exported types ------------------------------------------------------------*/
  /** @defgroup LTDC_Exported_Types LTDC Exported Types
    * @{
    */
  #define MAX_LAYER  2
  
  /** 
    * @brief  LTDC color structure definition
    */
  typedef struct
  {
    uint8_t Blue;                    /*!< Configures the blue value.
                                          This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */
  
    uint8_t Green;                   /*!< Configures the green value.
                                          This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */
  
    uint8_t Red;                     /*!< Configures the red value. 
                                          This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */
  
    uint8_t Reserved;                /*!< Reserved 0xFF */
  } LTDC_ColorTypeDef;
  
  /** 
    * @brief  LTDC Init structure definition
    */
  typedef struct
  {
    uint32_t            HSPolarity;                /*!< configures the horizontal synchronization polarity.
                                                        This parameter can be one value of @ref LTDC_HS_POLARITY */
  
    uint32_t            VSPolarity;                /*!< configures the vertical synchronization polarity.
                                                        This parameter can be one value of @ref LTDC_VS_POLARITY */
  
    uint32_t            DEPolarity;                /*!< configures the data enable polarity. 
                                                        This parameter can be one of value of @ref LTDC_DE_POLARITY */
  
    uint32_t            PCPolarity;                /*!< configures the pixel clock polarity. 
                                                        This parameter can be one of value of @ref LTDC_PC_POLARITY */
  
    uint32_t            HorizontalSync;            /*!< configures the number of Horizontal synchronization width.
                                                        This parameter must be a number between Min_Data = 0x000 and Max_Data = 0xFFF. */
  
    uint32_t            VerticalSync;              /*!< configures the number of Vertical synchronization height. 
                                                        This parameter must be a number between Min_Data = 0x000 and Max_Data = 0x7FF. */
  
    uint32_t            AccumulatedHBP;            /*!< configures the accumulated horizontal back porch width.
                                                        This parameter must be a number between Min_Data = LTDC_HorizontalSync and Max_Data = 0xFFF. */
  
    uint32_t            AccumulatedVBP;            /*!< configures the accumulated vertical back porch height.
                                                        This parameter must be a number between Min_Data = LTDC_VerticalSync and Max_Data = 0x7FF. */
  
    uint32_t            AccumulatedActiveW;        /*!< configures the accumulated active width. 
                                                        This parameter must be a number between Min_Data = LTDC_AccumulatedHBP and Max_Data = 0xFFF. */
  
    uint32_t            AccumulatedActiveH;        /*!< configures the accumulated active height.
                                                        This parameter must be a number between Min_Data = LTDC_AccumulatedVBP and Max_Data = 0x7FF. */
  
    uint32_t            TotalWidth;                /*!< configures the total width.
                                                        This parameter must be a number between Min_Data = LTDC_AccumulatedActiveW and Max_Data = 0xFFF. */
  
    uint32_t            TotalHeigh;                /*!< configures the total height.
                                                        This parameter must be a number between Min_Data = LTDC_AccumulatedActiveH and Max_Data = 0x7FF. */
  
    LTDC_ColorTypeDef   Backcolor;                 /*!< Configures the background color. */
  } LTDC_InitTypeDef;
  
  /** 
    * @brief  LTDC Layer structure definition
    */
  typedef struct
  {
    uint32_t WindowX0;                   /*!< Configures the Window Horizontal Start Position.
                                              This parameter must be a number between Min_Data = 0x000 and Max_Data = 0xFFF. */
  
    uint32_t WindowX1;                   /*!< Configures the Window Horizontal Stop Position.
                                              This parameter must be a number between Min_Data = 0x000 and Max_Data = 0xFFF. */
  
    uint32_t WindowY0;                   /*!< Configures the Window vertical Start Position.
                                              This parameter must be a number between Min_Data = 0x000 and Max_Data = 0x7FF. */
  
    uint32_t WindowY1;                   /*!< Configures the Window vertical Stop Position.
                                              This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0x7FF. */
  
    uint32_t PixelFormat;                /*!< Specifies the pixel format. 
                                              This parameter can be one of value of @ref LTDC_Pixelformat */
  
    uint32_t Alpha;                      /*!< Specifies the constant alpha used for blending.
                                              This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */
  
    uint32_t Alpha0;                     /*!< Configures the default alpha value.
                                              This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF. */
  
    uint32_t BlendingFactor1;            /*!< Select the blending factor 1. 
                                              This parameter can be one of value of @ref LTDC_BlendingFactor1 */
  
    uint32_t BlendingFactor2;            /*!< Select the blending factor 2. 
                                              This parameter can be one of value of @ref LTDC_BlendingFactor2 */
  
    uint32_t FBStartAdress;              /*!< Configures the color frame buffer address */
  
    uint32_t ImageWidth;                 /*!< Configures the color frame buffer line length. 
                                              This parameter must be a number between Min_Data = 0x0000U and Max_Data = 0x1FFF. */
  
    uint32_t ImageHeight;                /*!< Specifies the number of line in frame buffer. 
                                              This parameter must be a number between Min_Data = 0x000 and Max_Data = 0x7FF. */
  
    LTDC_ColorTypeDef   Backcolor;       /*!< Configures the layer background color. */
  } LTDC_LayerCfgTypeDef;
  
  /** 
    * @brief  HAL LTDC State structures definition
    */
  typedef enum
  {
    HAL_LTDC_STATE_RESET             = 0x00U,    /*!< LTDC not yet initialized or disabled */
    HAL_LTDC_STATE_READY             = 0x01U,    /*!< LTDC initialized and ready for use   */
    HAL_LTDC_STATE_BUSY              = 0x02U,    /*!< LTDC internal process is ongoing     */
    HAL_LTDC_STATE_TIMEOUT           = 0x03U,    /*!< LTDC Timeout state                   */
    HAL_LTDC_STATE_ERROR             = 0x04U     /*!< LTDC state error                     */
  }HAL_LTDC_StateTypeDef;
  
  /** 
    * @brief  LTDC handle Structure definition
    */
  typedef struct
  {
    LTDC_TypeDef                *Instance;                /*!< LTDC Register base address                */
  
    LTDC_InitTypeDef            Init;                     /*!< LTDC parameters                           */
  
    LTDC_LayerCfgTypeDef        LayerCfg[MAX_LAYER];      /*!< LTDC Layers parameters                    */
  
    HAL_LockTypeDef             Lock;                     /*!< LTDC Lock                                 */
  
    __IO HAL_LTDC_StateTypeDef  State;                    /*!< LTDC state                                */
  
    __IO uint32_t               ErrorCode;                /*!< LTDC Error code                           */
  
  } LTDC_HandleTypeDef;
  /**
    * @}
    */
  
  /* Exported constants --------------------------------------------------------*/
  /** @defgroup LTDC_Exported_Constants LTDC Exported Constants
    * @{
    */
  
  /** @defgroup LTDC_Error_Code LTDC Error Code
    * @{
    */
  #define HAL_LTDC_ERROR_NONE      ((uint32_t)0x00000000U)    /*!< LTDC No error             */
  #define HAL_LTDC_ERROR_TE        ((uint32_t)0x00000001U)    /*!< LTDC Transfer error       */
  #define HAL_LTDC_ERROR_FU        ((uint32_t)0x00000002U)    /*!< LTDC FIFO Underrun        */
  #define HAL_LTDC_ERROR_TIMEOUT   ((uint32_t)0x00000020U)    /*!< LTDC Timeout error        */
  /**
    * @}
    */
  
  /** @defgroup LTDC_HS_POLARITY LTDC HS POLARITY
    * @{
    */
  #define LTDC_HSPOLARITY_AL                ((uint32_t)0x00000000U)                /*!< Horizontal Synchronization is active low. */
  #define LTDC_HSPOLARITY_AH                LTDC_GCR_HSPOL                        /*!< Horizontal Synchronization is active high. */
  /**
    * @}
    */
  
  /** @defgroup LTDC_VS_POLARITY LTDC VS POLARITY
    * @{
    */
  #define LTDC_VSPOLARITY_AL                ((uint32_t)0x00000000U)                /*!< Vertical Synchronization is active low. */
  #define LTDC_VSPOLARITY_AH                LTDC_GCR_VSPOL                        /*!< Vertical Synchronization is active high. */
  /**
    * @}
    */
    
  /** @defgroup LTDC_DE_POLARITY LTDC DE POLARITY
    * @{
    */
  #define LTDC_DEPOLARITY_AL                ((uint32_t)0x00000000U)                /*!< Data Enable, is active low. */
  #define LTDC_DEPOLARITY_AH                LTDC_GCR_DEPOL                        /*!< Data Enable, is active high. */
  /**
    * @}
    */
  
  /** @defgroup LTDC_PC_POLARITY LTDC PC POLARITY
    * @{
    */
  #define LTDC_PCPOLARITY_IPC               ((uint32_t)0x00000000U)                /*!< input pixel clock. */
  #define LTDC_PCPOLARITY_IIPC              LTDC_GCR_PCPOL                        /*!< inverted input pixel clock. */
  /**
    * @}
    */
  
  /** @defgroup LTDC_SYNC LTDC SYNC
    * @{
    */
  #define LTDC_HORIZONTALSYNC               (LTDC_SSCR_HSW >> 16U)                 /*!< Horizontal synchronization width. */ 
  #define LTDC_VERTICALSYNC                 LTDC_SSCR_VSH                         /*!< Vertical synchronization height. */
  /**
    * @}
    */
  
  /** @defgroup LTDC_BACK_COLOR LTDC BACK COLOR
    * @{
    */
  #define LTDC_COLOR                   ((uint32_t)0x000000FFU)                     /*!< Color mask */ 
  /**
    * @}
    */
        
  /** @defgroup LTDC_BlendingFactor1 LTDC Blending Factor1
    * @{
    */
  #define LTDC_BLENDING_FACTOR1_CA                       ((uint32_t)0x00000400U)   /*!< Blending factor : Cte Alpha */
  #define LTDC_BLENDING_FACTOR1_PAxCA                    ((uint32_t)0x00000600U)   /*!< Blending factor : Cte Alpha x Pixel Alpha*/
  /**
    * @}
    */
  
  /** @defgroup LTDC_BlendingFactor2 LTDC Blending Factor2
    * @{
    */
  #define LTDC_BLENDING_FACTOR2_CA                       ((uint32_t)0x00000005U)   /*!< Blending factor : Cte Alpha */
  #define LTDC_BLENDING_FACTOR2_PAxCA                    ((uint32_t)0x00000007U)   /*!< Blending factor : Cte Alpha x Pixel Alpha*/
  /**
    * @}
    */
        
  /** @defgroup LTDC_Pixelformat LTDC Pixel format
    * @{
    */
  #define LTDC_PIXEL_FORMAT_ARGB8888                  ((uint32_t)0x00000000U)      /*!< ARGB8888 LTDC pixel format */
  #define LTDC_PIXEL_FORMAT_RGB888                    ((uint32_t)0x00000001U)      /*!< RGB888 LTDC pixel format   */
  #define LTDC_PIXEL_FORMAT_RGB565                    ((uint32_t)0x00000002U)      /*!< RGB565 LTDC pixel format   */
  #define LTDC_PIXEL_FORMAT_ARGB1555                  ((uint32_t)0x00000003U)      /*!< ARGB1555 LTDC pixel format */
  #define LTDC_PIXEL_FORMAT_ARGB4444                  ((uint32_t)0x00000004U)      /*!< ARGB4444 LTDC pixel format */
  #define LTDC_PIXEL_FORMAT_L8                        ((uint32_t)0x00000005U)      /*!< L8 LTDC pixel format       */
  #define LTDC_PIXEL_FORMAT_AL44                      ((uint32_t)0x00000006U)      /*!< AL44 LTDC pixel format     */
  #define LTDC_PIXEL_FORMAT_AL88                      ((uint32_t)0x00000007U)      /*!< AL88 LTDC pixel format     */
  /**
    * @}
    */
  
  /** @defgroup LTDC_Alpha LTDC Alpha
    * @{
    */
  #define LTDC_ALPHA               LTDC_LxCACR_CONSTA                             /*!< LTDC Cte Alpha mask */
  /**
    * @}
    */
  
  /** @defgroup LTDC_LAYER_Config LTDC LAYER Config
    * @{
    */
  #define LTDC_STOPPOSITION                 (LTDC_LxWHPCR_WHSPPOS >> 16U)          /*!< LTDC Layer stop position  */
  #define LTDC_STARTPOSITION                LTDC_LxWHPCR_WHSTPOS                  /*!< LTDC Layer start position */
  
  #define LTDC_COLOR_FRAME_BUFFER           LTDC_LxCFBLR_CFBLL                    /*!< LTDC Layer Line length    */ 
  #define LTDC_LINE_NUMBER                  LTDC_LxCFBLNR_CFBLNBR                 /*!< LTDC Layer Line number    */
  /**
    * @}
    */
  
  /** @defgroup LTDC_Interrupts LTDC Interrupts
    * @{
    */
  #define LTDC_IT_LI                      LTDC_IER_LIE
  #define LTDC_IT_FU                      LTDC_IER_FUIE
  #define LTDC_IT_TE                      LTDC_IER_TERRIE
  #define LTDC_IT_RR                      LTDC_IER_RRIE
  /**
    * @}
    */
        
  /** @defgroup LTDC_Flag LTDC Flag
    * @{
    */
  #define LTDC_FLAG_LI                     LTDC_ISR_LIF
  #define LTDC_FLAG_FU                     LTDC_ISR_FUIF
  #define LTDC_FLAG_TE                     LTDC_ISR_TERRIF
  #define LTDC_FLAG_RR                     LTDC_ISR_RRIF
  /**
    * @}
    */
  
  /** @defgroup LTDC_Reload_Type LTDC Reload Type
    * @{
    */
  #define LTDC_RELOAD_IMMEDIATE            LTDC_SRCR_IMR       /*!< Immediate Reload */
  #define LTDC_RELOAD_VERTICAL_BLANKING    LTDC_SRCR_VBR       /*!< Vertical Blanking Reload */
  /**
    * @}
    */
  
  /**
    * @}
    */  
  
  /* Exported macro ------------------------------------------------------------*/
  /** @defgroup LTDC_Exported_Macros LTDC Exported Macros
    * @{
    */
  
  /** @brief Reset LTDC handle state
    * @param  __HANDLE__: specifies the LTDC handle.
    * @retval None
    */
  #define __HAL_LTDC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_LTDC_STATE_RESET)
  
  /**
    * @brief  Enable the LTDC.
    * @param  __HANDLE__: LTDC handle
    * @retval None.
    */
  #define __HAL_LTDC_ENABLE(__HANDLE__)    ((__HANDLE__)->Instance->GCR |= LTDC_GCR_LTDCEN)
  
  /**
    * @brief  Disable the LTDC.
    * @param  __HANDLE__: LTDC handle
    * @retval None.
    */
  #define __HAL_LTDC_DISABLE(__HANDLE__)   ((__HANDLE__)->Instance->GCR &= ~(LTDC_GCR_LTDCEN))
  
  /**
    * @brief  Enable the LTDC Layer.
    * @param  __HANDLE__: LTDC handle
    * @param  __LAYER__: Specify the layer to be enabled
    *                     This parameter can be 0 or 1
    * @retval None.
    */
  #define __HAL_LTDC_LAYER_ENABLE(__HANDLE__, __LAYER__)  ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR |= (uint32_t)LTDC_LxCR_LEN)
  
  /**
    * @brief  Disable the LTDC Layer.
    * @param  __HANDLE__: LTDC handle
    * @param  __LAYER__: Specify the layer to be disabled
    *                     This parameter can be 0 or 1
    * @retval None.
    */
  #define __HAL_LTDC_LAYER_DISABLE(__HANDLE__, __LAYER__) ((LTDC_LAYER((__HANDLE__), (__LAYER__)))->CR &= ~(uint32_t)LTDC_LxCR_LEN)
  
  /**
    * @brief  Reload  Layer Configuration.
    * @param  __HANDLE__: LTDC handle
    * @retval None.
    */
  #define __HAL_LTDC_RELOAD_CONFIG(__HANDLE__)   ((__HANDLE__)->Instance->SRCR |= LTDC_SRCR_IMR)
  
  /* Interrupt & Flag management */
  /**
    * @brief  Get the LTDC pending flags.
    * @param  __HANDLE__: LTDC handle
    * @param  __FLAG__: Get the specified flag.
    *          This parameter can be any combination of the following values:
    *            @arg LTDC_FLAG_LI: Line Interrupt flag 
    *            @arg LTDC_FLAG_FU: FIFO Underrun Interrupt flag
    *            @arg LTDC_FLAG_TE: Transfer Error interrupt flag
    *            @arg LTDC_FLAG_RR: Register Reload Interrupt Flag 
    * @retval The state of FLAG (SET or RESET).
    */
  #define __HAL_LTDC_GET_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR & (__FLAG__))
  
  /**
    * @brief  Clears the LTDC pending flags.
    * @param  __HANDLE__: LTDC handle
    * @param  __FLAG__: specifies the flag to clear.
    *          This parameter can be any combination of the following values:
    *            @arg LTDC_FLAG_LI: Line Interrupt flag 
    *            @arg LTDC_FLAG_FU: FIFO Underrun Interrupt flag
    *            @arg LTDC_FLAG_TE: Transfer Error interrupt flag
    *            @arg LTDC_FLAG_RR: Register Reload Interrupt Flag 
    * @retval None
    */
  #define __HAL_LTDC_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__))
  
  /**
    * @brief  Enables the specified LTDC interrupts.
    * @param  __HANDLE__: LTDC handle
    * @param __INTERRUPT__: specifies the LTDC interrupt sources to be enabled. 
    *          This parameter can be any combination of the following values:
    *            @arg LTDC_IT_LI: Line Interrupt flag 
    *            @arg LTDC_IT_FU: FIFO Underrun Interrupt flag
    *            @arg LTDC_IT_TE: Transfer Error interrupt flag
    *            @arg LTDC_IT_RR: Register Reload Interrupt Flag
    * @retval None
    */
  #define __HAL_LTDC_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER |= (__INTERRUPT__))
  
  /**
    * @brief  Disables the specified LTDC interrupts.
    * @param  __HANDLE__: LTDC handle
    * @param __INTERRUPT__: specifies the LTDC interrupt sources to be disabled. 
    *          This parameter can be any combination of the following values:
    *            @arg LTDC_IT_LI: Line Interrupt flag 
    *            @arg LTDC_IT_FU: FIFO Underrun Interrupt flag
    *            @arg LTDC_IT_TE: Transfer Error interrupt flag
    *            @arg LTDC_IT_RR: Register Reload Interrupt Flag
    * @retval None
    */
  #define __HAL_LTDC_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER &= ~(__INTERRUPT__))
  
  /**
    * @brief  Checks whether the specified LTDC interrupt has occurred or not.
    * @param  __HANDLE__: LTDC handle
    * @param  __INTERRUPT__: specifies the LTDC interrupt source to check.
    *          This parameter can be one of the following values:
    *            @arg LTDC_IT_LI: Line Interrupt flag 
    *            @arg LTDC_IT_FU: FIFO Underrun Interrupt flag
    *            @arg LTDC_IT_TE: Transfer Error interrupt flag
    *            @arg LTDC_IT_RR: Register Reload Interrupt Flag
    * @retval The state of INTERRUPT (SET or RESET).
    */
  #define __HAL_LTDC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->ISR & (__INTERRUPT__))
  /**
    * @}
    */
  
  /* Include LTDC HAL Extension module */
  #include "stm32f4xx_hal_ltdc_ex.h"
  
  /* Exported functions --------------------------------------------------------*/
  /** @addtogroup LTDC_Exported_Functions
    * @{
    */
  /** @addtogroup LTDC_Exported_Functions_Group1
    * @{
    */
  /* Initialization and de-initialization functions *****************************/
  HAL_StatusTypeDef HAL_LTDC_Init(LTDC_HandleTypeDef *hltdc);
  HAL_StatusTypeDef HAL_LTDC_DeInit(LTDC_HandleTypeDef *hltdc);
  void HAL_LTDC_MspInit(LTDC_HandleTypeDef* hltdc);
  void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef* hltdc);
  void HAL_LTDC_ErrorCallback(LTDC_HandleTypeDef *hltdc);
  void HAL_LTDC_LineEventCallback(LTDC_HandleTypeDef *hltdc);
  void HAL_LTDC_ReloadEventCallback(LTDC_HandleTypeDef *hltdc);
  /**
    * @}
    */
  
  /** @addtogroup LTDC_Exported_Functions_Group2
    * @{
    */
  /* IO operation functions *****************************************************/
  void  HAL_LTDC_IRQHandler(LTDC_HandleTypeDef *hltdc);
  /**
    * @}
    */
  
  /** @addtogroup LTDC_Exported_Functions_Group3
    * @{
    */
  /* Peripheral Control functions ***********************************************/
  HAL_StatusTypeDef HAL_LTDC_ConfigLayer(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetWindowSize(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetWindowPosition(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetPixelFormat(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetAlpha(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetAddress(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetPitch(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_ConfigCLUT(LTDC_HandleTypeDef *hltdc, uint32_t *pCLUT, uint32_t CLUTSize, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_EnableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_DisableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_EnableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_DisableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line);
  HAL_StatusTypeDef HAL_LTDC_EnableDither(LTDC_HandleTypeDef *hltdc);
  HAL_StatusTypeDef HAL_LTDC_DisableDither(LTDC_HandleTypeDef *hltdc);
  HAL_StatusTypeDef HAL_LTDC_Relaod(LTDC_HandleTypeDef *hltdc, uint32_t ReloadType);
  HAL_StatusTypeDef HAL_LTDC_ConfigLayer_NoReload(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetWindowSize_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetWindowPosition_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetPixelFormat_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetAlpha_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetAddress_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_SetPitch_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LinePitchInPixels, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_EnableColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_DisableColorKeying_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_EnableCLUT_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  HAL_StatusTypeDef HAL_LTDC_DisableCLUT_NoReload(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx);
  
  /**
    * @}
    */
  
  /** @addtogroup LTDC_Exported_Functions_Group4
    * @{
    */
  /* Peripheral State functions *************************************************/
  HAL_LTDC_StateTypeDef HAL_LTDC_GetState(LTDC_HandleTypeDef *hltdc);
  uint32_t              HAL_LTDC_GetError(LTDC_HandleTypeDef *hltdc);
  /**
    * @}
    */
  
  /**
    * @}
    */
  /* Private types -------------------------------------------------------------*/
  /** @defgroup LTDC_Private_Types LTDC Private Types
    * @{
    */
  
  /**
    * @}
    */ 
  
  /* Private variables ---------------------------------------------------------*/
  /** @defgroup LTDC_Private_Variables LTDC Private Variables
    * @{
    */
  
  /**
    * @}
    */ 
  
  /* Private constants ---------------------------------------------------------*/
  /** @defgroup LTDC_Private_Constants LTDC Private Constants
    * @{
    */
  
  /**
    * @}
    */ 
  
  /* Private macros ------------------------------------------------------------*/
  /** @defgroup LTDC_Private_Macros LTDC Private Macros
    * @{
    */
  #define LTDC_LAYER(__HANDLE__, __LAYER__)         ((LTDC_Layer_TypeDef *)((uint32_t)(((uint32_t)((__HANDLE__)->Instance)) + 0x84U + (0x80U * (__LAYER__)))))
  #define IS_LTDC_LAYER(LAYER)                      ((LAYER) <= MAX_LAYER)
  #define IS_LTDC_HSPOL(HSPOL)                      (((HSPOL) == LTDC_HSPOLARITY_AL) || \
                                                     ((HSPOL) == LTDC_HSPOLARITY_AH))
  #define IS_LTDC_VSPOL(VSPOL)                      (((VSPOL) == LTDC_VSPOLARITY_AL) || \
                                                     ((VSPOL) == LTDC_VSPOLARITY_AH))
  #define IS_LTDC_DEPOL(DEPOL)                      (((DEPOL) ==  LTDC_DEPOLARITY_AL) || \
                                                     ((DEPOL) ==  LTDC_DEPOLARITY_AH))
  #define IS_LTDC_PCPOL(PCPOL)                      (((PCPOL) ==  LTDC_PCPOLARITY_IPC) || \
                                                     ((PCPOL) ==  LTDC_PCPOLARITY_IIPC))
  #define IS_LTDC_HSYNC(HSYNC)                      ((HSYNC)  <= LTDC_HORIZONTALSYNC)
  #define IS_LTDC_VSYNC(VSYNC)                      ((VSYNC)  <= LTDC_VERTICALSYNC)
  #define IS_LTDC_AHBP(AHBP)                        ((AHBP)   <= LTDC_HORIZONTALSYNC)
  #define IS_LTDC_AVBP(AVBP)                        ((AVBP)   <= LTDC_VERTICALSYNC)
  #define IS_LTDC_AAW(AAW)                          ((AAW)    <= LTDC_HORIZONTALSYNC)
  #define IS_LTDC_AAH(AAH)                          ((AAH)    <= LTDC_VERTICALSYNC)
  #define IS_LTDC_TOTALW(TOTALW)                    ((TOTALW) <= LTDC_HORIZONTALSYNC)
  #define IS_LTDC_TOTALH(TOTALH)                    ((TOTALH) <= LTDC_VERTICALSYNC)
  #define IS_LTDC_BLUEVALUE(BBLUE)                  ((BBLUE)  <= LTDC_COLOR)
  #define IS_LTDC_GREENVALUE(BGREEN)                ((BGREEN) <= LTDC_COLOR)
  #define IS_LTDC_REDVALUE(BRED)                    ((BRED)   <= LTDC_COLOR)
  #define IS_LTDC_BLENDING_FACTOR1(BlendingFactor1) (((BlendingFactor1) == LTDC_BLENDING_FACTOR1_CA) || \
                                                     ((BlendingFactor1) == LTDC_BLENDING_FACTOR1_PAxCA))
  #define IS_LTDC_BLENDING_FACTOR2(BlendingFactor2) (((BlendingFactor2) == LTDC_BLENDING_FACTOR2_CA) || \
                                                     ((BlendingFactor2) == LTDC_BLENDING_FACTOR2_PAxCA))
  #define IS_LTDC_PIXEL_FORMAT(Pixelformat)         (((Pixelformat) == LTDC_PIXEL_FORMAT_ARGB8888) || ((Pixelformat) == LTDC_PIXEL_FORMAT_RGB888)   || \
                                                     ((Pixelformat) == LTDC_PIXEL_FORMAT_RGB565)   || ((Pixelformat) == LTDC_PIXEL_FORMAT_ARGB1555) || \
                                                     ((Pixelformat) == LTDC_PIXEL_FORMAT_ARGB4444) || ((Pixelformat) == LTDC_PIXEL_FORMAT_L8)       || \
                                                     ((Pixelformat) == LTDC_PIXEL_FORMAT_AL44)     || ((Pixelformat) == LTDC_PIXEL_FORMAT_AL88))
  #define IS_LTDC_ALPHA(ALPHA)                      ((ALPHA) <= LTDC_ALPHA)
  #define IS_LTDC_HCONFIGST(HCONFIGST)              ((HCONFIGST) <= LTDC_STARTPOSITION)
  #define IS_LTDC_HCONFIGSP(HCONFIGSP)              ((HCONFIGSP) <= LTDC_STOPPOSITION)
  #define IS_LTDC_VCONFIGST(VCONFIGST)              ((VCONFIGST) <= LTDC_STARTPOSITION)
  #define IS_LTDC_VCONFIGSP(VCONFIGSP)              ((VCONFIGSP) <= LTDC_STOPPOSITION)
  #define IS_LTDC_CFBP(CFBP)                        ((CFBP) <= LTDC_COLOR_FRAME_BUFFER)
  #define IS_LTDC_CFBLL(CFBLL)                      ((CFBLL) <= LTDC_COLOR_FRAME_BUFFER)
  #define IS_LTDC_CFBLNBR(CFBLNBR)                  ((CFBLNBR) <= LTDC_LINE_NUMBER)
  #define IS_LTDC_LIPOS(LIPOS)                      ((LIPOS) <= 0x7FFU)
  #define IS_LTDC_RELAOD(RELOADTYPE)                (((RELOADTYPE) == LTDC_RELOAD_IMMEDIATE) || ((RELOADTYPE) == LTDC_SRCR_VBR))
  /**
    * @}
    */ 
  
  /* Private functions ---------------------------------------------------------*/
  /** @defgroup LTDC_Private_Functions LTDC Private Functions
    * @{
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
  
  #endif /* STM32F429xx || STM32F439xx  || STM32F469xx || STM32F479xx */
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* __STM32F4xx_HAL_LTDC_H */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  