text: /* mbed Microcontroller Library
   *******************************************************************************
   * Copyright (c) 2014, STMicroelectronics
   * All rights reserved.
   *
   * 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.
   *******************************************************************************
   */
  #ifndef MBED_PINNAMES_H
  #define MBED_PINNAMES_H
  
  #include "cmsis.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  // See stm32f4xx_hal_gpio.h and stm32f4xx_hal_gpio_ex.h for values of MODE, PUPD and AFNUM
  #define STM_PIN_DATA(MODE, PUPD, AFNUM)  ((int)(((AFNUM) << 7) | ((PUPD) << 4) | ((MODE) << 0)))
  #define STM_PIN_DATA_EXT(MODE, PUPD, AFNUM, CHANNEL, INVERTED)  ((int)(((INVERTED & 0x01) << 15) | ((CHANNEL & 0x0F) << 11) | ((AFNUM & 0x0F) << 7) | ((PUPD & 0x07) << 4) | ((MODE & 0x0F) << 0)))
  #define STM_PIN_MODE(X)   (((X) >> 0) & 0x0F)
  #define STM_PIN_PUPD(X)   (((X) >> 4) & 0x07)
  #define STM_PIN_AFNUM(X)  (((X) >> 7) & 0x0F)
  #define STM_PIN_CHANNEL(X)  (((X) >> 11) & 0x0F)
  #define STM_PIN_INVERTED(X) (((X) >> 15) & 0x01)
  #define STM_MODE_INPUT              (0)
  #define STM_MODE_OUTPUT_PP          (1)
  #define STM_MODE_OUTPUT_OD          (2)
  #define STM_MODE_AF_PP              (3)
  #define STM_MODE_AF_OD              (4)
  #define STM_MODE_ANALOG             (5)
  #define STM_MODE_IT_RISING          (6)
  #define STM_MODE_IT_FALLING         (7)
  #define STM_MODE_IT_RISING_FALLING  (8)
  #define STM_MODE_EVT_RISING         (9)
  #define STM_MODE_EVT_FALLING        (10)
  #define STM_MODE_EVT_RISING_FALLING (11)
  #define STM_MODE_IT_EVT_RESET       (12)
  
  // High nibble = port number (0=A, 1=B, 2=C, 3=D, 4=E, 5=F, 6=G, 7=H)
  // Low nibble  = pin number
  #define STM_PORT(X) (((uint32_t)(X) >> 4) & 0xF)
  #define STM_PIN(X)  ((uint32_t)(X) & 0xF)
  
  typedef enum {
      PIN_INPUT,
      PIN_OUTPUT
  } PinDirection;
  
  typedef enum {
      PA_0  = 0x00,
      PA_1  = 0x01,
      PA_2  = 0x02,
      PA_3  = 0x03,
      PA_4  = 0x04,
      PA_5  = 0x05,
      PA_6  = 0x06,
      PA_7  = 0x07,
      PA_8  = 0x08,
      PA_9  = 0x09,
      PA_10 = 0x0A,
      PA_11 = 0x0B,
      PA_12 = 0x0C,
      PA_13 = 0x0D,
      PA_14 = 0x0E,
      PA_15 = 0x0F,
  
      PB_0  = 0x10,
      PB_1  = 0x11,
      PB_2  = 0x12,
      PB_3  = 0x13,
      PB_4  = 0x14,
      PB_5  = 0x15,
      PB_6  = 0x16,
      PB_7  = 0x17,
      PB_8  = 0x18,
      PB_9  = 0x19,
      PB_10 = 0x1A,
      PB_12 = 0x1C,
      PB_13 = 0x1D,
      PB_14 = 0x1E,
      PB_15 = 0x1F,
  
      PC_0  = 0x20,
      PC_1  = 0x21,
      PC_2  = 0x22,
      PC_3  = 0x23,
      PC_4  = 0x24,
      PC_5  = 0x25,
      PC_6  = 0x26,
      PC_7  = 0x27,
      PC_8  = 0x28,
      PC_9  = 0x29,
      PC_10 = 0x2A,
      PC_11 = 0x2B,
      PC_12 = 0x2C,
      PC_13 = 0x2D,
      PC_14 = 0x2E,
      PC_15 = 0x2F,
  
      PD_2  = 0x32,
  
      PH_0  = 0x70,
      PH_1  = 0x71,
  
      // Arduino connector namings
      A0          = PC_2,
      A1          = PC_0,
      A2          = PC_4,
      A3          = PB_0,
      A4          = PC_1,
      A5          = PC_9,
      D0          = PA_3,
      D1          = PA_2,
      D2          = PB_15,
      D3          = PA_0,
      D4          = PA_7,
      D5          = PA_9,
      D6          = PA_1,
      D7          = PA_8,
      D8          = PB_1,
      D9          = PB_13,
      D10         = PC_8,
      D11         = PB_5,
      D12         = PA_6,
      D13         = PA_5,
      D14         = PB_9,
      D15         = PB_8,
  
      // Generic signals namings
      LED1        = D3,
      LED2        = D3,
      LED3        = D3,
      LED4        = D3,
      SERIAL_TX   = D1,
      SERIAL_RX   = D0,
      SERIAL_RTS  = D3,
      SERIAL_CTS  = D6,
      SERIAL_DCD  = D4,
      SERIAL_DSR  = D5,
      SERIAL_DTR  = D7,
      SERIAL_RI   = D8,
      USBTX       = PB_6,
      USBRX       = PB_7,
      RADIO_TX    = PC_7,
      RADIO_RX    = PC_6,
      RADIO_RTS   = PB_10,
      RADIO_CTS   = PB_12,
      RADIO_DCD   = D5,
      RADIO_DSR   = D8,
      RADIO_DTR   = D4,
      RADIO_RI    = D9,
      WAKEUP      = D3,
  
      // I2C1 and I2C3 are available on Arduino pins
      I2C1_SCL    = D15,
      I2C1_SDA    = D14,     
      I2C3_SCL    = D7,
      I2C3_SDA    = A5,
  
      // legacy definitions
      I2C_SCL     = I2C1_SCL,
      I2C_SDA     = I2C1_SDA,
  
      // SPI1 and SPI2 are available on Arduino pins
      SPI1_MOSI   = D11,
      SPI1_MISO   = D12,
      SPI1_SCK    = D13,
      SPI2_MOSI   = D2,
      SPI2_MISO   = A0,
      SPI2_SCK    = D9,
  
      // SPI3 connects to flash part
      SPI3_MOSI   = PC_12,
      SPI3_MISO   = PC_11,
      SPI3_SCK    = PC_10,
  
      // legacy definitions
      SPI_MOSI    = SPI3_MOSI,
      SPI_MISO    = SPI3_MISO,
      SPI_SCK     = SPI3_SCK,
      SPI_CS1     = PA_4,
      SPI_CS2     = PB_14,
  
      // Not connected
      NC = (int)0xFFFFFFFF
  } PinName;
  
  typedef enum {
      PullNone  = 0,
      PullUp    = 1,
      PullDown  = 2,
      OpenDrain = 3,
      PullDefault = PullNone
  } PinMode;
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif
  