variant.cpp

/*
 *******************************************************************************
 * Copyright (c) 2017, 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.
 *******************************************************************************
 */

#include "pins_arduino.h"

#ifdef __cplusplus
extern "C" {
#endif

// Pin number
// This array allows to wrap Arduino pin number(Dx or x)
// to STM32 PinName (PX_n)
const PinName digitalPin[] = {
  //External (left to right)
  //GND
  //VBAT
  //5V
  PE_0,   //D0
  PE_2,
  PE_4,
  PE_6,
  PC_14,  //OSC32_IN
  PC_0,
  PC_2,
  PA_0,
  PA_1,
  PA_4,
  PA_6,   //D10
  PC_4,
  PB_0,
  PB_2,
  PE_8,
  PE_9,
  PE_11,
  PE_13,
  PE_15,
  PB_11,
  PB_13,  //D20
  PB_15,
  PD_9,
  PD_11,
  PD_13,
  PD_15,
  PC_6,
  PC_8,
  PC_9,
  PA_9,
  PA_11,  //D30 - USB_DM
  PA_13,
  PA_15,
  PC_11,
  PC_12,
  PD_1,
  PD_3,
  PD_5,
  PD_7,
  PB_4,
  PB_6,   //D40
  PB_8,
  //GND
  //3V3
  //GND
  //Internal (left to right)
  //GND
  //3V3
  //5V
  PE_1,
  PE_3,
  PE_5,
  PC_13,
  PC_15,  //OSC32_OUT
  PC_1,
  PC_3,
  PA_2,
  PA_3,   //D50
  PA_5,
  PA_7,
  PC_5,
  PB_1,
  PE_7,
  PE_10,
  PE_12,
  PE_14,
  PB_10,
  PB_12,  //D60
  PB_14,
  PD_8,
  PD_10,
  PD_12,
  PD_14,
  PC_7,
  PA_8,
  PA_10,
  PA_12,  //USB_DP
  PA_14,  //D70
  PC_10,
  PD_0,
  PD_2,
  PD_4,
  PD_6,
  PB_3,
  PB_5,
  PB_7,
  PB_9    //D79 - LED
  //GND
  //3V3
  //GND
};

// Analog (Ax) pin number array
const uint32_t analogInPin[] = {
  7,  //A0
  8,  //A1
  49, //A2
  50, //A3
  9,  //A4
  51, //A5
  12, //A6
  54, //A7
  5,  //A8
  47, //A9
  6,  //A10
  48, //A11
  11, //A12
  53  //A13
};

#ifdef __cplusplus
}
#endif

// ----------------------------------------------------------------------------

#ifdef __cplusplus
extern "C" {
#endif

/**
  * @brief  System Clock Configuration
  * @param  None
  * @retval None
  */
WEAK void SystemClock_Config(void)
{

  RCC_OscInitTypeDef RCC_OscInitStruct;
  RCC_ClkInitTypeDef RCC_ClkInitStruct;

  /**Configure the main internal regulator output voltage
  */
  __HAL_RCC_PWR_CLK_ENABLE();

  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  /**Initializes the CPU, AHB and APB busses clocks
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 25;
  RCC_OscInitStruct.PLL.PLLN = 336;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 7;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
    _Error_Handler(__FILE__, __LINE__);
  }

  /**Initializes the CPU, AHB and APB busses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
                                | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK) {
    _Error_Handler(__FILE__, __LINE__);
  }
}

#ifdef __cplusplus
}
#endif