58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
#include "spi.hpp"
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SPI_HandleTypeDef hspi1;
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bool MX_SPI1_Init(void) {
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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_8BIT;
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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_SOFT;
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hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_64;
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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 = 10;
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if (HAL_SPI_Init(&hspi1) != HAL_OK) {
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return false;
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}
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return true;
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}
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extern "C" {
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void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle) {
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if (spiHandle->Instance == SPI1) {
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__HAL_RCC_SPI1_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**SPI1 GPIO Configuration
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PA4 ------> SPI1_NSS
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PA5 ------> SPI1_SCK
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PA6 ------> SPI1_MISO
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PA7 ------> SPI1_MOSI
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_5 | GPIO_PIN_7;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_6;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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}
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}
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void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle) {
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if (spiHandle->Instance == SPI1) {
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__HAL_RCC_SPI1_CLK_DISABLE();
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_4 | GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7);
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}
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}
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}
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