[1] | 1 | /**
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| 2 | ******************************************************************************
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| 3 | * @file spi.c
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| 4 | * @brief This file provides code for the configuration
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| 5 | * of the SPI instances.
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| 6 | ******************************************************************************
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| 7 | * @attention
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| 8 | *
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| 9 | * <h2><center>© Copyright (c) 2021 STMicroelectronics.
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| 10 | * All rights reserved.</center></h2>
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| 11 | *
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| 12 | * This software component is licensed by ST under Ultimate Liberty license
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| 13 | * SLA0044, the "License"; You may not use this file except in compliance with
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| 14 | * the License. You may obtain a copy of the License at:
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| 15 | * www.st.com/SLA0044
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| 16 | *
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| 17 | ******************************************************************************
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| 18 | */
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| 19 |
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| 20 | /* Includes ------------------------------------------------------------------*/
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| 21 | #include "spi.h"
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| 22 |
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| 23 | /* USER CODE BEGIN 0 */
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| 24 |
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| 25 | /* USER CODE END 0 */
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| 26 |
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| 27 | SPI_HandleTypeDef hspi3;
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| 28 |
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| 29 | /* SPI3 init function */
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| 30 | void MX_SPI3_Init(void)
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| 31 | {
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| 32 |
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| 33 | /* USER CODE BEGIN SPI3_Init 0 */
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| 34 |
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| 35 | /* USER CODE END SPI3_Init 0 */
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| 36 |
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| 37 | /* USER CODE BEGIN SPI3_Init 1 */
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| 38 |
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| 39 | /* USER CODE END SPI3_Init 1 */
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| 40 | hspi3.Instance = SPI3;
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| 41 | hspi3.Init.Mode = SPI_MODE_MASTER;
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| 42 | hspi3.Init.Direction = SPI_DIRECTION_2LINES;
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| 43 | hspi3.Init.DataSize = SPI_DATASIZE_8BIT;
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| 44 | hspi3.Init.CLKPolarity = SPI_POLARITY_LOW;
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| 45 | hspi3.Init.CLKPhase = SPI_PHASE_1EDGE;
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| 46 | hspi3.Init.NSS = SPI_NSS_SOFT;
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| 47 | hspi3.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
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| 48 | hspi3.Init.FirstBit = SPI_FIRSTBIT_MSB;
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| 49 | hspi3.Init.TIMode = SPI_TIMODE_DISABLE;
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| 50 | hspi3.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
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| 51 | hspi3.Init.CRCPolynomial = 10;
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| 52 | if (HAL_SPI_Init(&hspi3) != HAL_OK)
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| 53 | {
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| 54 | Error_Handler();
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| 55 | }
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| 56 | //hspi3.Instance->CR1 = SPI_CR1_SPE;
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| 57 | /* USER CODE BEGIN SPI3_Init 2 */
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| 58 |
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| 59 | /* USER CODE END SPI3_Init 2 */
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| 60 |
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| 61 | }
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| 62 |
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| 63 | void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
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| 64 | {
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| 65 |
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| 66 | GPIO_InitTypeDef GPIO_InitStruct = {0};
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| 67 | if(spiHandle->Instance==SPI3)
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| 68 | {
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| 69 | /* USER CODE BEGIN SPI3_MspInit 0 */
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| 70 |
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| 71 | /* USER CODE END SPI3_MspInit 0 */
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| 72 | /* SPI3 clock enable */
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| 73 | __HAL_RCC_SPI3_CLK_ENABLE();
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| 74 |
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| 75 | __HAL_RCC_GPIOC_CLK_ENABLE();
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| 76 | /**SPI3 GPIO Configuration
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| 77 | PC10 ------> SPI3_SCK
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| 78 | PC11 ------> SPI3_MISO
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| 79 | PC12 ------> SPI3_MOSI
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| 80 | */
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| 81 | GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12;
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| 82 | GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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| 83 | GPIO_InitStruct.Pull = GPIO_NOPULL;
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| 84 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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| 85 | GPIO_InitStruct.Alternate = GPIO_AF6_SPI3;
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| 86 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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| 87 |
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| 88 | /* USER CODE BEGIN SPI3_MspInit 1 */
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| 89 |
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| 90 | /* USER CODE END SPI3_MspInit 1 */
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| 91 | }
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| 92 | }
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| 93 |
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| 94 | void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle)
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| 95 | {
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| 96 |
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| 97 | if(spiHandle->Instance==SPI3)
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| 98 | {
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| 99 | /* USER CODE BEGIN SPI3_MspDeInit 0 */
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| 100 |
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| 101 | /* USER CODE END SPI3_MspDeInit 0 */
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| 102 | /* Peripheral clock disable */
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| 103 | __HAL_RCC_SPI3_CLK_DISABLE();
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| 104 |
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| 105 | /**SPI3 GPIO Configuration
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| 106 | PC10 ------> SPI3_SCK
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| 107 | PC11 ------> SPI3_MISO
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| 108 | PC12 ------> SPI3_MOSI
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| 109 | */
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| 110 | HAL_GPIO_DeInit(GPIOC, GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12);
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| 111 |
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| 112 | /* USER CODE BEGIN SPI3_MspDeInit 1 */
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| 113 |
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| 114 | /* USER CODE END SPI3_MspDeInit 1 */
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| 115 | }
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| 116 | }
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| 117 |
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| 118 | /* USER CODE BEGIN 1 */
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| 119 |
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| 120 | /* USER CODE END 1 */
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| 121 |
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| 122 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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