/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file spi.c * @brief This file provides code for the configuration * of the SPI instances. ****************************************************************************** * @attention * * Copyright (c) 2024 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 */ /* SPI1 init function */ void MX_SPI1_Init(void) { /* USER CODE BEGIN SPI1_Init 0 */ /* USER CODE END SPI1_Init 0 */ LL_SPI_InitTypeDef SPI_InitStruct = {0}; LL_GPIO_InitTypeDef GPIO_InitStruct = {0}; RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0}; /** Initializes the peripherals clock */ PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_SPI1; PeriphClkInitStruct.Spi123ClockSelection = RCC_SPI123CLKSOURCE_PLL; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) { Error_Handler(); } /* Peripheral clock enable */ LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_SPI1); LL_AHB4_GRP1_EnableClock(LL_AHB4_GRP1_PERIPH_GPIOD); LL_AHB4_GRP1_EnableClock(LL_AHB4_GRP1_PERIPH_GPIOG); /**SPI1 GPIO Configuration PD7 ------> SPI1_MOSI PG9 ------> SPI1_MISO PG11 ------> SPI1_SCK */ GPIO_InitStruct.Pin = LL_GPIO_PIN_7; GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; GPIO_InitStruct.Alternate = LL_GPIO_AF_5; LL_GPIO_Init(GPIOD, &GPIO_InitStruct); GPIO_InitStruct.Pin = LL_GPIO_PIN_9|LL_GPIO_PIN_11; GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; GPIO_InitStruct.Alternate = LL_GPIO_AF_5; LL_GPIO_Init(GPIOG, &GPIO_InitStruct); /* USER CODE BEGIN SPI1_Init 1 */ /* USER CODE END SPI1_Init 1 */ SPI_InitStruct.TransferDirection = LL_SPI_FULL_DUPLEX; SPI_InitStruct.Mode = LL_SPI_MODE_MASTER; SPI_InitStruct.DataWidth = LL_SPI_DATAWIDTH_8BIT; SPI_InitStruct.ClockPolarity = LL_SPI_POLARITY_LOW; SPI_InitStruct.ClockPhase = LL_SPI_PHASE_2EDGE; SPI_InitStruct.NSS = LL_SPI_NSS_SOFT; SPI_InitStruct.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV16; SPI_InitStruct.BitOrder = LL_SPI_MSB_FIRST; SPI_InitStruct.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE; SPI_InitStruct.CRCPoly = 0x0; LL_SPI_Init(SPI1, &SPI_InitStruct); LL_SPI_SetStandard(SPI1, LL_SPI_PROTOCOL_MOTOROLA); LL_SPI_EnableNSSPulseMgt(SPI1); /* USER CODE BEGIN SPI1_Init 2 */ /* USER CODE END SPI1_Init 2 */ } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */