187 lines
4.8 KiB
C++
187 lines
4.8 KiB
C++
/*
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*******************************************************************************
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* Copyright (c) 2020-2021, STMicroelectronics
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* All rights reserved.
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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*******************************************************************************
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*/
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#if defined(STM32G0B1xx)
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#include "pins_arduino.h"
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// Digital PinName array
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const PinName digitalPin[] = {
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PA_0, // D0/A0
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PA_1, // D1/A1
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PA_2, // D2/A2
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PA_3, // D3/A3
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PA_4, // D4/A4
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PA_5, // D5/A5
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PA_6, // D6/A6
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PA_7, // D7/A7
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PA_8, // D8
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PA_9, // D9
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PA_10, // D10
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PA_11, // D11
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PA_12, // D12
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PA_13, // D13
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PA_14, // D14
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PA_15, // D15
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PB_0, // D16/A8
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PB_1, // D17/A9
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PB_2, // D18/A10
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PB_3, // D19
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PB_4, // D20
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PB_5, // D21
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PB_6, // D22
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PB_7, // D23
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PB_8, // D24
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PB_9, // D25
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PB_10, // D26/A11
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PB_11, // D27/A12
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PB_12, // D28/A13
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PB_13, // D29
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PB_14, // D30
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PB_15, // D31
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PC_0, // D32
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PC_1, // D33
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PC_2, // D34
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PC_3, // D35
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PC_4, // D36/A14
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PC_5, // D37/A15
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PC_6, // D38
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PC_7, // D39
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PC_8, // D40
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PC_9, // D41
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PC_10, // D42
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PC_11, // D43
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PC_12, // D44
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PC_13, // D45
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PC_14, // D46
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PC_15, // D47
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PD_0, // D48
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PD_1, // D49
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PD_2, // D50
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PD_3, // D51
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PD_4, // D52
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PD_5, // D53
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PD_6, // D54
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PD_8, // D55
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PD_9, // D56
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PF_0, // D57
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PF_1, // D58
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PF_2, // D59
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PA_9_R, // D60
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PA_10_R // D61
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};
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// Analog (Ax) pin number array
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const uint32_t analogInputPin[] = {
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0, // A0, PA0
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1, // A1, PA1
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2, // A2, PA2
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3, // A3, PA3
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4, // A4, PA4
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5, // A5, PA5
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6, // A6, PA6
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7, // A7, PA7
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16, // A8, PB0
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17, // A9, PB1
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18, // A10, PB2
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26, // A11, PB10
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27, // A12, PB11
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28, // A13, PB12
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36, // A14, PC4
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37 // A15, PC5
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};
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// ----------------------------------------------------------------------------
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief System Clock Configuration
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* The system Clock is configured as follows :
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* System Clock source = PLL (HSE)
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* SYSCLK(Hz) = 64000000
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* HCLK(Hz) = 64000000
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* AHB Prescaler = 1
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* APB1 Prescaler = 1
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* PLL_M = 1
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* PLL_N = 24
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* PLL_R = 3
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* PLL_P = 2
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* PLL_Q = 4
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* USB(Hz) = 48000000 (PLLQ)
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* @param None
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* @retval None
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*/
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WEAK void SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
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// Reset clock registers (in case bootloader has changed them)
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RCC->CR |= RCC_CR_HSION;
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while (!(RCC->CR & RCC_CR_HSIRDY))
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;
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RCC->CFGR = 0x00000000;
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RCC->CR = RCC_CR_HSION;
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while (RCC->CR & RCC_CR_PLLRDY)
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;
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RCC->PLLCFGR = 0x00001000;
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/** Configure the main internal regulator output voltage
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*/
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HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1);
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_ON;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
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RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV1;
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RCC_OscInitStruct.PLL.PLLN = 24;
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RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
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RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV4;
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RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV3;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
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{
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Error_Handler();
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}
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/** Initializes the peripherals clocks
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*/
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
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PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
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{
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Error_Handler();
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}
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* STM32G0B1xx */
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