mirror of
https://github.com/IcedRooibos/py32f0-template.git
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85 lines
3.1 KiB
C
85 lines
3.1 KiB
C
/**
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******************************************************************************
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* @file py32f0xx_hal_msp.c
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* @author MCU Application Team
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* @brief This file provides code for the MSP Initialization
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* and de-Initialization codes.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) Puya Semiconductor Co.
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* All rights reserved.</center></h2>
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*
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* <h2><center>© Copyright (c) 2016 STMicroelectronics.
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* All rights reserved.</center></h2>
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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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/* Includes ------------------------------------------------------------------*/
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#include "py32f0xx_hal.h"
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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static DMA_HandleTypeDef HdmaCh1;
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/* Private function prototypes -----------------------------------------------*/
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/* External functions --------------------------------------------------------*/
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/**
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* @brief Configure the Flash prefetch and the Instruction cache,
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* the time base source, NVIC and any required global low level hardware
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* by calling the HAL_MspInit() callback function from HAL_Init()
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*
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*/
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void HAL_MspInit(void)
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{
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}
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void HAL_ADC_MspInit(ADC_HandleTypeDef *hadc)
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{
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GPIO_InitTypeDef GPIO_InitStruct;
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__HAL_RCC_SYSCFG_CLK_ENABLE();
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__HAL_RCC_DMA_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/* ADC Channel: PA0 */
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GPIO_InitStruct.Pin = GPIO_PIN_0;
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GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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HAL_SYSCFG_DMA_Req(DMA_CHANNEL_MAP_ADC); /* DMA1_MAP Set to ADC */
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HdmaCh1.Instance = DMA1_Channel1;
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HdmaCh1.Init.Direction = DMA_PERIPH_TO_MEMORY;
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HdmaCh1.Init.PeriphInc = DMA_PINC_DISABLE;
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HdmaCh1.Init.MemInc = DMA_MINC_ENABLE;
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HdmaCh1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
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HdmaCh1.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
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HdmaCh1.Init.Mode = DMA_CIRCULAR;
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HdmaCh1.Init.Priority = DMA_PRIORITY_HIGH;
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HAL_DMA_DeInit(&HdmaCh1);
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HAL_DMA_Init(&HdmaCh1);
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__HAL_LINKDMA(hadc, DMA_Handle, HdmaCh1);
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}
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void HAL_ADC_MspDeInit(ADC_HandleTypeDef *hadc)
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{
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__HAL_RCC_ADC_FORCE_RESET();
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__HAL_RCC_ADC_RELEASE_RESET();
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__HAL_RCC_DMA_FORCE_RESET();
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__HAL_RCC_DMA_RELEASE_RESET();
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_0);
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}
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/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
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