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222 lines
6.0 KiB
222 lines
6.0 KiB
/* 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) 2022 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 hspi2; |
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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_4BIT; |
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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_HARD_OUTPUT; |
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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 = 7; |
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hspi1.Init.CRCLength = SPI_CRC_LENGTH_DATASIZE; |
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hspi1.Init.NSSPMode = SPI_NSS_PULSE_ENABLE; |
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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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/* 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_4BIT; |
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hspi2.Init.CLKPolarity = SPI_POLARITY_LOW; |
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hspi2.Init.CLKPhase = SPI_PHASE_1EDGE; |
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hspi2.Init.NSS = SPI_NSS_SOFT; |
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hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2; |
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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 = 7; |
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hspi2.Init.CRCLength = SPI_CRC_LENGTH_DATASIZE; |
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hspi2.Init.NSSPMode = SPI_NSS_PULSE_ENABLE; |
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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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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_GPIOB_CLK_ENABLE(); |
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__HAL_RCC_GPIOA_CLK_ENABLE(); |
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/**SPI1 GPIO Configuration |
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PB4 (NJTRST) ------> SPI1_MISO |
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PA15 (JTDI) ------> SPI1_NSS |
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PB5 ------> SPI1_MOSI |
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PA5 ------> SPI1_SCK |
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*/ |
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GPIO_InitStruct.Pin = ARD_D12_Pin|ARD_D11_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(GPIOB, &GPIO_InitStruct); |
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GPIO_InitStruct.Pin = ARD_D10_Pin|ARD_D13_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==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_GPIOI_CLK_ENABLE(); |
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__HAL_RCC_GPIOB_CLK_ENABLE(); |
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/**SPI2 GPIO Configuration |
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PI2 ------> SPI2_MISO |
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PI1 ------> SPI2_SCK |
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PB15 ------> SPI2_MOSI |
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*/ |
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GPIO_InitStruct.Pin = SPI2_MISO_Pin|SPI2_CLK_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_SPI2; |
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HAL_GPIO_Init(GPIOI, &GPIO_InitStruct); |
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GPIO_InitStruct.Pin = SPI2_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_SPI2; |
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HAL_GPIO_Init(SPI2_MOSI_GPIO_Port, &GPIO_InitStruct); |
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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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} |
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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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PB4 (NJTRST) ------> SPI1_MISO |
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PA15 (JTDI) ------> SPI1_NSS |
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PB5 ------> SPI1_MOSI |
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PA5 ------> SPI1_SCK |
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*/ |
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HAL_GPIO_DeInit(GPIOB, ARD_D12_Pin|ARD_D11_Pin); |
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HAL_GPIO_DeInit(GPIOA, ARD_D10_Pin|ARD_D13_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==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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PI2 ------> SPI2_MISO |
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PI1 ------> SPI2_SCK |
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PB15 ------> SPI2_MOSI |
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*/ |
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HAL_GPIO_DeInit(GPIOI, SPI2_MISO_Pin|SPI2_CLK_Pin); |
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HAL_GPIO_DeInit(SPI2_MOSI_GPIO_Port, SPI2_MOSI_Pin); |
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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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} |
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/* USER CODE BEGIN 1 */ |
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/* USER CODE END 1 */
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