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Инициализация SPI перенесена в отдельные файлы

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This commit is contained in:
alexey
2024-08-14 13:38:04 +03:00
parent b775f36f21
commit 2afa5f161c
5 changed files with 417 additions and 58 deletions
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64
memory_spi/memory_spi.c
View File

@@ -42,66 +42,34 @@ uint8_t sector_buff[MEMSPI_SECTOR_SIZE];
*/
void MEMSPI_Base_Init(MEMSPI_HandleTypeDef *hmemspi)
{
SPI_SettingsTypeDef sspi;
// SPI PERIPH INIT
if(hmemspi->hspi.Instance == NULL)
hmemspi->hspi.Instance = SPI1;
if(hmemspi->sspi.hspi.Instance == NULL)
hmemspi->sspi.hspi.Instance = SPI1;
hmemspi->hspi.Init.Mode = SPI_MODE_MASTER;
hmemspi->hspi.Init.Direction = SPI_DIRECTION_2LINES;
hmemspi->hspi.Init.DataSize = SPI_DATASIZE_8BIT;
hmemspi->hspi.Init.CLKPolarity = SPI_POLARITY_LOW;
hmemspi->hspi.Init.CLKPhase = SPI_PHASE_1EDGE;
hmemspi->hspi.Init.NSS = SPI_NSS_SOFT;
hmemspi->hspi.Init.FirstBit = SPI_FIRSTBIT_MSB;
hmemspi->hspi.Init.TIMode = SPI_TIMODE_DISABLE;
hmemspi->hspi.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hmemspi->hspi.Init.CRCPolynomial = 10;
// CLOCK
if(hmemspi->hspi.Instance == SPI1)
__HAL_RCC_SPI1_CLK_ENABLE();
else if (hmemspi->hspi.Instance == SPI2)
__HAL_RCC_SPI2_CLK_ENABLE();
else if (hmemspi->hspi.Instance == SPI3)
__HAL_RCC_SPI3_CLK_ENABLE();
hmemspi->sspi.hspi.Init.Mode = SPI_MODE_MASTER;
hmemspi->sspi.hspi.Init.Direction = SPI_DIRECTION_2LINES;
hmemspi->sspi.hspi.Init.DataSize = SPI_DATASIZE_8BIT;
hmemspi->sspi.hspi.Init.CLKPolarity = SPI_POLARITY_LOW;
hmemspi->sspi.hspi.Init.CLKPhase = SPI_PHASE_1EDGE;
hmemspi->sspi.hspi.Init.NSS = SPI_NSS_SOFT;
hmemspi->sspi.hspi.Init.FirstBit = SPI_FIRSTBIT_MSB;
hmemspi->sspi.hspi.Init.TIMode = SPI_TIMODE_DISABLE;
hmemspi->sspi.hspi.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
// SPI INIT
HAL_SPI_Init(&hmemspi->hspi);
SPI_Base_Init(&hmemspi->sspi);
// GPIO INIT
GPIO_Clock_Enable(hmemspi->GPIOs.CS_GPIOx);
GPIO_Clock_Enable(hmemspi->GPIOs.CLK_GPIOx);
GPIO_Clock_Enable(hmemspi->GPIOs.MISO_GPIOx);
GPIO_Clock_Enable(hmemspi->GPIOs.MOSI_GPIOx);
GPIO_Clock_Enable(hmemspi->CS_GPIOx);
// CHIP SELECT PIN INIT
GPIO_InitTypeDef GPIO_InitStruct = {0};
GPIO_InitStruct.Pin = hmemspi->GPIOs.CS_PIN;
GPIO_InitStruct.Pin = hmemspi->CS_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
HAL_GPIO_Init(hmemspi->GPIOs.CS_GPIOx, &GPIO_InitStruct);
// CLK PIN INIT
GPIO_InitStruct.Pin = hmemspi->GPIOs.CLK_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
HAL_GPIO_Init(hmemspi->GPIOs.CLK_GPIOx, &GPIO_InitStruct);
// MISO PIN INIT
GPIO_InitStruct.Pin = hmemspi->GPIOs.MISO_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
HAL_GPIO_Init(hmemspi->GPIOs.MISO_GPIOx, &GPIO_InitStruct);
// MOSI PIN INIT
GPIO_InitStruct.Pin = hmemspi->GPIOs.MOSI_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
HAL_GPIO_Init(hmemspi->GPIOs.MOSI_GPIOx, &GPIO_InitStruct);
HAL_GPIO_Init(hmemspi->CS_GPIOx, &GPIO_InitStruct);
}

14
memory_spi/memory_spi.h
View File

@@ -29,7 +29,7 @@
* @param _timeout_ - время, за которое должна быть осуществлена отправка.
* @note Здесь вызывается только функция HAL, и ничего больше.
*/
#define MEMSPI_SPI_Transmit(_hmemspi_, _data_, _size_, _timeout_) HAL_SPI_Transmit(&_hmemspi_->hspi, _data_, _size_, _timeout_)
#define MEMSPI_SPI_Transmit(_hmemspi_, _data_, _size_, _timeout_) HAL_SPI_Transmit(&_hmemspi_->sspi.hspi, _data_, _size_, _timeout_)
/**
* @brief SPI Receive.
* @param _hmemspi_ - указатель на хендл внешней памяти.
@@ -38,13 +38,13 @@
* @param _timeout_ - время, за которое должен быть осуществлен прием.
* @note Здесь вызывается только функция HAL, и ничего больше.
*/
#define MEMSPI_SPI_Receive(_hmemspi_, _data_, _size_, _timeout_) HAL_SPI_Receive(&_hmemspi_->hspi, _data_, _size_, _timeout_)
#define MEMSPI_SPI_Receive(_hmemspi_, _data_, _size_, _timeout_) HAL_SPI_Receive(&_hmemspi_->sspi.hspi, _data_, _size_, _timeout_)
/**
* @brief Defines for MEMORY chip.
*/
#define MEMSPI_Select(_hmemspi_) (_hmemspi_->GPIOs.CS_GPIOx->BSRR = _hmemspi_->GPIOs.CS_PIN << 16)
#define MEMSPI_Deselect(_hmemspi_) (_hmemspi_->GPIOs.CS_GPIOx->BSRR = _hmemspi_->GPIOs.CS_PIN)
#define MEMSPI_Select(_hmemspi_) (_hmemspi_->CS_GPIOx->BSRR = _hmemspi_->CS_PIN << 16)
#define MEMSPI_Deselect(_hmemspi_) (_hmemspi_->CS_GPIOx->BSRR = _hmemspi_->CS_PIN)
#define MEMSPI_SECTOR_SIZE (0x1000)
#define MEMSPI_PAGE_SIZE (0x100)
/**
@@ -128,8 +128,10 @@ typedef struct
typedef struct
{
uint16_t SR;
SPI_HandleTypeDef hspi;
MEMSPI_GPIOTypeDef GPIOs;
SPI_SettingsTypeDef sspi;
// MEMSPI_GPIOTypeDef GPIOs;
GPIO_TypeDef *CS_GPIOx;
uint32_t CS_PIN;
uint32_t hNextAddr;
uint16_t hNextPage;
uint16_t hNextSector;