241 lines
6.7 KiB
C
241 lines
6.7 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) 2025 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 hspi2;
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SPI_HandleTypeDef hspi3;
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DMA_HandleTypeDef hdma_spi2_rx;
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DMA_HandleTypeDef hdma_spi2_tx;
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/* SPI2 init function */
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void MX_SPI2_Init(void)
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{
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/* USER CODE BEGIN SPI2_Init 0 */
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/* USER CODE END SPI2_Init 0 */
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/* USER CODE BEGIN SPI2_Init 1 */
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/* USER CODE END SPI2_Init 1 */
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hspi2.Instance = SPI2;
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hspi2.Init.Mode = SPI_MODE_MASTER;
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hspi2.Init.Direction = SPI_DIRECTION_2LINES;
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hspi2.Init.DataSize = SPI_DATASIZE_16BIT;
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hspi2.Init.CLKPolarity = SPI_POLARITY_LOW;
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hspi2.Init.CLKPhase = SPI_PHASE_2EDGE;
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hspi2.Init.NSS = SPI_NSS_SOFT;
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hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
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hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
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hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
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hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
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hspi2.Init.CRCPolynomial = 10;
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if (HAL_SPI_Init(&hspi2) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN SPI2_Init 2 */
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/* USER CODE END SPI2_Init 2 */
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}
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/* SPI3 init function */
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void MX_SPI3_Init(void)
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{
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/* USER CODE BEGIN SPI3_Init 0 */
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/* USER CODE END SPI3_Init 0 */
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/* USER CODE BEGIN SPI3_Init 1 */
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/* USER CODE END SPI3_Init 1 */
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hspi3.Instance = SPI3;
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hspi3.Init.Mode = SPI_MODE_MASTER;
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hspi3.Init.Direction = SPI_DIRECTION_2LINES;
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hspi3.Init.DataSize = SPI_DATASIZE_8BIT;
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hspi3.Init.CLKPolarity = SPI_POLARITY_HIGH;
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hspi3.Init.CLKPhase = SPI_PHASE_2EDGE;
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hspi3.Init.NSS = SPI_NSS_SOFT;
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hspi3.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
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hspi3.Init.FirstBit = SPI_FIRSTBIT_MSB;
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hspi3.Init.TIMode = SPI_TIMODE_DISABLE;
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hspi3.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
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hspi3.Init.CRCPolynomial = 10;
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if (HAL_SPI_Init(&hspi3) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN SPI3_Init 2 */
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/* USER CODE END SPI3_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==SPI2)
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{
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/* USER CODE BEGIN SPI2_MspInit 0 */
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/* USER CODE END SPI2_MspInit 0 */
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/* SPI2 clock enable */
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__HAL_RCC_SPI2_CLK_ENABLE();
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__HAL_RCC_GPIOB_CLK_ENABLE();
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/**SPI2 GPIO Configuration
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PB13 ------> SPI2_SCK
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PB14 ------> SPI2_MISO
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PB15 ------> SPI2_MOSI
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*/
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GPIO_InitStruct.Pin = SPI2_ADS8866_SCK_Pin|SPI2_ADS8866_MOSI_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = SPI2_ADS8866_MISO_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(SPI2_ADS8866_MISO_GPIO_Port, &GPIO_InitStruct);
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/* SPI2 DMA Init */
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/* SPI2_RX Init */
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hdma_spi2_rx.Instance = DMA1_Channel4;
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hdma_spi2_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
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hdma_spi2_rx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_spi2_rx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_spi2_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
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hdma_spi2_rx.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
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hdma_spi2_rx.Init.Mode = DMA_NORMAL;
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hdma_spi2_rx.Init.Priority = DMA_PRIORITY_HIGH;
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if (HAL_DMA_Init(&hdma_spi2_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_spi2_rx);
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/* SPI2_TX Init */
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hdma_spi2_tx.Instance = DMA1_Channel5;
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hdma_spi2_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
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hdma_spi2_tx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_spi2_tx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_spi2_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
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hdma_spi2_tx.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
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hdma_spi2_tx.Init.Mode = DMA_NORMAL;
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hdma_spi2_tx.Init.Priority = DMA_PRIORITY_HIGH;
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if (HAL_DMA_Init(&hdma_spi2_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_spi2_tx);
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/* USER CODE BEGIN SPI2_MspInit 1 */
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/* USER CODE END SPI2_MspInit 1 */
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}
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else if(spiHandle->Instance==SPI3)
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{
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/* USER CODE BEGIN SPI3_MspInit 0 */
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/* USER CODE END SPI3_MspInit 0 */
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/* SPI3 clock enable */
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__HAL_RCC_SPI3_CLK_ENABLE();
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__HAL_RCC_GPIOB_CLK_ENABLE();
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/**SPI3 GPIO Configuration
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PB3 ------> SPI3_SCK
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PB4 ------> SPI3_MISO
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PB5 ------> SPI3_MOSI
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*/
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GPIO_InitStruct.Pin = SPI3_AD7793_SCK_Pin|SPI3_AD7793_MOSI_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = SPI3_AD7793_MISO_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(SPI3_AD7793_MISO_GPIO_Port, &GPIO_InitStruct);
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/* USER CODE BEGIN SPI3_MspInit 1 */
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/* USER CODE END SPI3_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==SPI2)
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{
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/* USER CODE BEGIN SPI2_MspDeInit 0 */
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/* USER CODE END SPI2_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_SPI2_CLK_DISABLE();
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/**SPI2 GPIO Configuration
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PB13 ------> SPI2_SCK
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PB14 ------> SPI2_MISO
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PB15 ------> SPI2_MOSI
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*/
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HAL_GPIO_DeInit(GPIOB, SPI2_ADS8866_SCK_Pin|SPI2_ADS8866_MISO_Pin|SPI2_ADS8866_MOSI_Pin);
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/* SPI2 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 SPI2_MspDeInit 1 */
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/* USER CODE END SPI2_MspDeInit 1 */
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}
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else if(spiHandle->Instance==SPI3)
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{
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/* USER CODE BEGIN SPI3_MspDeInit 0 */
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/* USER CODE END SPI3_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_SPI3_CLK_DISABLE();
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/**SPI3 GPIO Configuration
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PB3 ------> SPI3_SCK
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PB4 ------> SPI3_MISO
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PB5 ------> SPI3_MOSI
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*/
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HAL_GPIO_DeInit(GPIOB, SPI3_AD7793_SCK_Pin|SPI3_AD7793_MISO_Pin|SPI3_AD7793_MOSI_Pin);
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/* USER CODE BEGIN SPI3_MspDeInit 1 */
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/* USER CODE END SPI3_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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