/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file spi.c * @brief This file provides code for the configuration * of the SPI instances. ****************************************************************************** * @attention * * Copyright (c) 2025 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "spi.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ SPI_HandleTypeDef hspi3; /* SPI3 init function */ void MX_SPI3_Init(void) { /* USER CODE BEGIN SPI3_Init 0 */ /* USER CODE END SPI3_Init 0 */ /* USER CODE BEGIN SPI3_Init 1 */ /* USER CODE END SPI3_Init 1 */ hspi3.Instance = SPI3; hspi3.Init.Mode = SPI_MODE_MASTER; hspi3.Init.Direction = SPI_DIRECTION_2LINES; hspi3.Init.DataSize = SPI_DATASIZE_8BIT; hspi3.Init.CLKPolarity = SPI_POLARITY_HIGH; hspi3.Init.CLKPhase = SPI_PHASE_2EDGE; hspi3.Init.NSS = SPI_NSS_SOFT; hspi3.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16; hspi3.Init.FirstBit = SPI_FIRSTBIT_MSB; hspi3.Init.TIMode = SPI_TIMODE_DISABLE; hspi3.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; hspi3.Init.CRCPolynomial = 10; if (HAL_SPI_Init(&hspi3) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN SPI3_Init 2 */ /* USER CODE END SPI3_Init 2 */ } void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(spiHandle->Instance==SPI3) { /* USER CODE BEGIN SPI3_MspInit 0 */ /* USER CODE END SPI3_MspInit 0 */ /* SPI3 clock enable */ __HAL_RCC_SPI3_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); /**SPI3 GPIO Configuration PB3 ------> SPI3_SCK PB4 ------> SPI3_MISO PB5 ------> SPI3_MOSI */ GPIO_InitStruct.Pin = SPI3_SCK_AD7793_Pin|SPI3_MOSI_AD7793_Pin; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); GPIO_InitStruct.Pin = SPI3_MISO_AD7793_Pin; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(SPI3_MISO_AD7793_GPIO_Port, &GPIO_InitStruct); /* USER CODE BEGIN SPI3_MspInit 1 */ /* USER CODE END SPI3_MspInit 1 */ } } void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle) { if(spiHandle->Instance==SPI3) { /* USER CODE BEGIN SPI3_MspDeInit 0 */ /* USER CODE END SPI3_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_SPI3_CLK_DISABLE(); /**SPI3 GPIO Configuration PB3 ------> SPI3_SCK PB4 ------> SPI3_MISO PB5 ------> SPI3_MOSI */ HAL_GPIO_DeInit(GPIOB, SPI3_SCK_AD7793_Pin|SPI3_MISO_AD7793_Pin|SPI3_MOSI_AD7793_Pin); /* USER CODE BEGIN SPI3_MspDeInit 1 */ /* USER CODE END SPI3_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */