246 lines
7.1 KiB
C
246 lines
7.1 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file spi.c
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* @brief This file provides code for the configuration
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* of the SPI instances.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2024 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 "spi.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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SPI_HandleTypeDef hspi1;
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SPI_HandleTypeDef hspi5;
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DMA_HandleTypeDef hdma_spi5_rx;
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DMA_HandleTypeDef hdma_spi5_tx;
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/* SPI1 init function */
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void MX_SPI1_Init(void)
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{
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/* USER CODE BEGIN SPI1_Init 0 */
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/* USER CODE END SPI1_Init 0 */
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/* USER CODE BEGIN SPI1_Init 1 */
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/* USER CODE END SPI1_Init 1 */
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hspi1.Instance = SPI1;
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hspi1.Init.Mode = SPI_MODE_MASTER;
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hspi1.Init.Direction = SPI_DIRECTION_2LINES;
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hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
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hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
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hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
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hspi1.Init.NSS = SPI_NSS_SOFT;
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hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
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hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
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hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
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hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
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hspi1.Init.CRCPolynomial = 10;
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if (HAL_SPI_Init(&hspi1) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN SPI1_Init 2 */
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/* USER CODE END SPI1_Init 2 */
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}
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/* SPI5 init function */
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void MX_SPI5_Init(void)
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{
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/* USER CODE BEGIN SPI5_Init 0 */
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/* USER CODE END SPI5_Init 0 */
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/* USER CODE BEGIN SPI5_Init 1 */
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/* USER CODE END SPI5_Init 1 */
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hspi5.Instance = SPI5;
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hspi5.Init.Mode = SPI_MODE_MASTER;
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hspi5.Init.Direction = SPI_DIRECTION_2LINES;
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hspi5.Init.DataSize = SPI_DATASIZE_8BIT;
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hspi5.Init.CLKPolarity = SPI_POLARITY_LOW;
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hspi5.Init.CLKPhase = SPI_PHASE_1EDGE;
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hspi5.Init.NSS = SPI_NSS_SOFT;
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hspi5.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
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hspi5.Init.FirstBit = SPI_FIRSTBIT_MSB;
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hspi5.Init.TIMode = SPI_TIMODE_DISABLE;
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hspi5.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
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hspi5.Init.CRCPolynomial = 10;
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if (HAL_SPI_Init(&hspi5) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN SPI5_Init 2 */
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/* USER CODE END SPI5_Init 2 */
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}
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void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if(spiHandle->Instance==SPI1)
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{
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/* USER CODE BEGIN SPI1_MspInit 0 */
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/* USER CODE END SPI1_MspInit 0 */
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/* SPI1 clock enable */
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__HAL_RCC_SPI1_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**SPI1 GPIO Configuration
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PA5 ------> SPI1_SCK
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PA6 ------> SPI1_MISO
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PA7 ------> SPI1_MOSI
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*/
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GPIO_InitStruct.Pin = SPI1_SCK_Pin|SPI1_MISO_Pin|SPI1_MOSI_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* USER CODE BEGIN SPI1_MspInit 1 */
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/* USER CODE END SPI1_MspInit 1 */
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}
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else if(spiHandle->Instance==SPI5)
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{
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/* USER CODE BEGIN SPI5_MspInit 0 */
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/* USER CODE END SPI5_MspInit 0 */
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/* SPI5 clock enable */
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__HAL_RCC_SPI5_CLK_ENABLE();
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__HAL_RCC_GPIOE_CLK_ENABLE();
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/**SPI5 GPIO Configuration
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PE12 ------> SPI5_SCK
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PE13 ------> SPI5_MISO
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PE14 ------> SPI5_MOSI
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_12|GPIO_PIN_14;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_PULLDOWN;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF6_SPI5;
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HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_13;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF6_SPI5;
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HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
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/* SPI5 DMA Init */
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/* SPI5_RX Init */
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hdma_spi5_rx.Instance = DMA2_Stream3;
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hdma_spi5_rx.Init.Channel = DMA_CHANNEL_2;
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hdma_spi5_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
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hdma_spi5_rx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_spi5_rx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_spi5_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_spi5_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_spi5_rx.Init.Mode = DMA_NORMAL;
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hdma_spi5_rx.Init.Priority = DMA_PRIORITY_LOW;
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hdma_spi5_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_spi5_rx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(spiHandle,hdmarx,hdma_spi5_rx);
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/* SPI5_TX Init */
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hdma_spi5_tx.Instance = DMA2_Stream4;
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hdma_spi5_tx.Init.Channel = DMA_CHANNEL_2;
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hdma_spi5_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
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hdma_spi5_tx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_spi5_tx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_spi5_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_spi5_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_spi5_tx.Init.Mode = DMA_NORMAL;
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hdma_spi5_tx.Init.Priority = DMA_PRIORITY_LOW;
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hdma_spi5_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_spi5_tx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(spiHandle,hdmatx,hdma_spi5_tx);
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/* USER CODE BEGIN SPI5_MspInit 1 */
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/* USER CODE END SPI5_MspInit 1 */
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}
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}
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void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle)
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{
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if(spiHandle->Instance==SPI1)
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{
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/* USER CODE BEGIN SPI1_MspDeInit 0 */
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/* USER CODE END SPI1_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_SPI1_CLK_DISABLE();
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/**SPI1 GPIO Configuration
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PA5 ------> SPI1_SCK
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PA6 ------> SPI1_MISO
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PA7 ------> SPI1_MOSI
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*/
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HAL_GPIO_DeInit(GPIOA, SPI1_SCK_Pin|SPI1_MISO_Pin|SPI1_MOSI_Pin);
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/* USER CODE BEGIN SPI1_MspDeInit 1 */
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/* USER CODE END SPI1_MspDeInit 1 */
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}
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else if(spiHandle->Instance==SPI5)
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{
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/* USER CODE BEGIN SPI5_MspDeInit 0 */
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/* USER CODE END SPI5_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_SPI5_CLK_DISABLE();
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/**SPI5 GPIO Configuration
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PE12 ------> SPI5_SCK
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PE13 ------> SPI5_MISO
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PE14 ------> SPI5_MOSI
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*/
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HAL_GPIO_DeInit(GPIOE, GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14);
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/* SPI5 DMA DeInit */
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HAL_DMA_DeInit(spiHandle->hdmarx);
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HAL_DMA_DeInit(spiHandle->hdmatx);
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/* USER CODE BEGIN SPI5_MspDeInit 1 */
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/* USER CODE END SPI5_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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