/**
******************************************************************************
* File Name : SPI.c
* Description : This file provides code for the configuration
* of the SPI instances.
******************************************************************************
* @attention
*
*
© Copyright (c) 2024 STMicroelectronics.
* All rights reserved.
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "spi.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/* SPI1 init function */
void MX_SPI1_Init(void)
{
LL_SPI_InitTypeDef SPI_InitStruct = {0};
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
/* Peripheral clock enable */
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_SPI1);
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOB);
/**SPI1 GPIO Configuration
PB3 ------> SPI1_SCK
PB4 ------> SPI1_MISO
PB5 ------> SPI1_MOSI
*/
GPIO_InitStruct.Pin = LL_GPIO_PIN_3|LL_GPIO_PIN_5;
GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
LL_GPIO_Init(GPIOB, &GPIO_InitStruct);
GPIO_InitStruct.Pin = LL_GPIO_PIN_4;
GPIO_InitStruct.Mode = LL_GPIO_MODE_FLOATING;
LL_GPIO_Init(GPIOB, &GPIO_InitStruct);
LL_GPIO_AF_EnableRemap_SPI1();
/* SPI1 interrupt Init */
NVIC_SetPriority(SPI1_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
NVIC_EnableIRQ(SPI1_IRQn);
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_1EDGE;
SPI_InitStruct.NSS = LL_SPI_NSS_SOFT;
SPI_InitStruct.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV4;
SPI_InitStruct.BitOrder = LL_SPI_MSB_FIRST;
SPI_InitStruct.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE;
SPI_InitStruct.CRCPoly = 10;
LL_SPI_Init(SPI1, &SPI_InitStruct);
}
/* USER CODE BEGIN 1 */
void MX_SPI1_Enable (void)
{
//__STATIC_INLINE void LL_SPI_Enable(SPI_TypeDef *SPIx)
LL_SPI_Enable(SPI1);
}
void MX_SPI1_Disable (void)
{
LL_SPI_Disable(SPI1);
}
/* USER CODE END 1 */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/