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149 lines
3.8 KiB
149 lines
3.8 KiB
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file dac.c
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* @brief This file provides code for the configuration
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* of the DAC instances.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2023 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "dac.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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DAC_HandleTypeDef hdac;
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DMA_HandleTypeDef hdma_dac1;
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/* DAC init function */
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void MX_DAC_Init(void)
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{
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/* USER CODE BEGIN DAC_Init 0 */
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/* USER CODE END DAC_Init 0 */
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DAC_ChannelConfTypeDef sConfig = {0};
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/* USER CODE BEGIN DAC_Init 1 */
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/* USER CODE END DAC_Init 1 */
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/** DAC Initialization
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*/
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hdac.Instance = DAC;
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if (HAL_DAC_Init(&hdac) != HAL_OK)
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{
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Error_Handler();
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}
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/** DAC channel OUT1 config
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*/
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sConfig.DAC_Trigger = DAC_TRIGGER_T6_TRGO;
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// sConfig.DAC_Trigger = DAC_TRIGGER_NONE;
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sConfig.DAC_OutputBuffer = DAC_OUTPUTBUFFER_ENABLE;
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if (HAL_DAC_ConfigChannel(&hdac, &sConfig, DAC_CHANNEL_1) != HAL_OK)
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{
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Error_Handler();
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}
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/** DAC channel OUT2 config
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*/
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sConfig.DAC_Trigger = DAC_TRIGGER_NONE;
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if (HAL_DAC_ConfigChannel(&hdac, &sConfig, DAC_CHANNEL_2) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN DAC_Init 2 */
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/* USER CODE END DAC_Init 2 */
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}
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void HAL_DAC_MspInit(DAC_HandleTypeDef* dacHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if(dacHandle->Instance==DAC)
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{
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/* USER CODE BEGIN DAC_MspInit 0 */
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/* USER CODE END DAC_MspInit 0 */
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/* DAC clock enable */
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__HAL_RCC_DAC_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**DAC GPIO Configuration
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PA4 ------> DAC_OUT1
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PA5 ------> DAC_OUT2
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5;
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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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/* DAC DMA Init */
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/* DAC1 Init */
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hdma_dac1.Instance = DMA1_Stream5;
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hdma_dac1.Init.Channel = DMA_CHANNEL_7;
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hdma_dac1.Init.Direction = DMA_MEMORY_TO_PERIPH;
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hdma_dac1.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_dac1.Init.MemInc = DMA_MINC_ENABLE;
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hdma_dac1.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
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hdma_dac1.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
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hdma_dac1.Init.Mode = DMA_NORMAL;
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hdma_dac1.Init.Priority = DMA_PRIORITY_LOW;
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hdma_dac1.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_dac1) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(dacHandle,DMA_Handle1,hdma_dac1);
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/* USER CODE BEGIN DAC_MspInit 1 */
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/* USER CODE END DAC_MspInit 1 */
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}
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}
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void HAL_DAC_MspDeInit(DAC_HandleTypeDef* dacHandle)
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{
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if(dacHandle->Instance==DAC)
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{
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/* USER CODE BEGIN DAC_MspDeInit 0 */
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/* USER CODE END DAC_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_DAC_CLK_DISABLE();
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/**DAC GPIO Configuration
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PA4 ------> DAC_OUT1
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PA5 ------> DAC_OUT2
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*/
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_4|GPIO_PIN_5);
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/* DAC DMA DeInit */
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HAL_DMA_DeInit(dacHandle->DMA_Handle1);
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/* USER CODE BEGIN DAC_MspDeInit 1 */
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/* USER CODE END DAC_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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