src/variants/GHOST_ATTO/variant.cpp

   1 /*
   2   Copyright (c) 2011 Arduino.  All right reserved.
   3
   4   This library is free software; you can redistribute it and/or
   5   modify it under the terms of the GNU Lesser General Public
   6   License as published by the Free Software Foundation; either
   7   version 2.1 of the License, or (at your option) any later version.
   8
   9   This library is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12   See the GNU Lesser General Public License for more details.
  13
  14   You should have received a copy of the GNU Lesser General Public
  15   License along with this library; if not, write to the Free Software
  16   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17 */
  18
  19 #include "pins_arduino.h"
  20
  21 #ifdef __cplusplus
  22 extern "C" {
  23 #endif
  24
  25 // Pin number
  26 const PinName digitalPin[] = {
  27   PA_10, //D0
  28   PA_9,  //D1
  29   PA_12, //D2
  30   PB_0,  //D3/A7
  31   PB_7,  //D4
  32   PB_6,  //D5
  33   PB_1,  //D6/A8
  34   PF_0,  //D7
  35   PF_1,  //D8
  36   PA_8,  //D9
  37   PA_11, //D10
  38   PB_5,  //D11
  39   PB_4,  //D12
  40   PB_3,  //D13
  41   PA_0,  //D14/A0
  42   PA_1,  //D15/A1
  43   PA_3,  //D16/A2
  44   PA_4,  //D17/A3
  45   PA_5,  //D18
  46   PA_6,  //D19/A4
  47   PA_7,  //D20/A5
  48   PA_2,  //D21/A6 - STLink Tx
  49   PA_15  //D22    - STLink Rx
  50 };
  51
  52 // If analog pins are not contiguous in the digitalPin array:
  53 // Add the analogInputPin array without defining NUM_ANALOG_FIRST
  54 // Analog (Ax) pin number array
  55 // where x is the index to retrieve the digital pin number
  56 const uint32_t analogInputPin[] = {
  57   14, //A0
  58   15, //A1
  59   16, //A2
  60   17, //A3
  61   19, //A4
  62   20, //A5
  63   21, //A6
  64   3,  //A7
  65   6,  //A8
  66 };
  67
  68 #ifdef __cplusplus
  69 }
  70 #endif
  71
  72 // ----------------------------------------------------------------------------
  73
  74 #ifdef __cplusplus
  75 extern "C" {
  76 #endif
  77
  78 WEAK void SystemClock_Config(void)
  79 {
  80   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  81   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  82
  83   /** Initializes the CPU, AHB and APB busses clocks
  84   */
  85   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  86   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  87   RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV4;
  88   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  89   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  90   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  91   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  92   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  93   {
  94     Error_Handler();
  95   }
  96   /** Initializes the CPU, AHB and APB busses clocks
  97   */
  98   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  99                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
 100   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
 101   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
 102   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
 103   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
 104
 105   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
 106   {
 107     Error_Handler();
 108   }
 109 }
 110
 111 #ifdef __cplusplus
 112 }
 113 #endif