remote_dido_unit/User/system/user_spi.c

#include "user_spi.h"

#define SPI_BUFFER_SIZE 255
static uint8_t spi_rx_buffer[SPI_BUFFER_SIZE] = {0};
int32_t spi_transmit_receive(SPI_HandleTypeDef *hspi, uint8_t *data_write, uint8_t bytes_number)
{
  if (HAL_SPI_TransmitReceive(hspi, data_write, (uint8_t *)spi_rx_buffer, bytes_number, 1000) != HAL_OK)
  {
    return FAIL;
  }
  /* Copy the SPI receive buffer to the supplied data buffer to return to caller*/
  memcpy(data_write, spi_rx_buffer, bytes_number);
  return TRUE;
}

void ad7124_spi_init(void)
{
  hspi1.Instance = SPI1;
  hspi1.Init.Mode = SPI_MODE_MASTER;
  hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH;
  hspi1.Init.CLKPhase = SPI_PHASE_2EDGE;
  hspi1.Init.NSS = SPI_NSS_SOFT;
  hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
  hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  hspi1.Init.CRCPolynomial = 10;
  if (HAL_SPI_Init(&hspi1) != HAL_OK)
  {
    Error_Handler();
  }
}

void dac161s997_spi_init(void)
{
  hspi1.Instance = SPI1;
  hspi1.Init.Mode = SPI_MODE_MASTER;
  hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
  hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  hspi1.Init.NSS = SPI_NSS_SOFT;
  hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
  hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  hspi1.Init.CRCPolynomial = 10;
  if (HAL_SPI_Init(&hspi1) != HAL_OK)
  {
    Error_Handler();
  }
}

void ad7124_cs_on(void)
{
  HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC1_CS_Pin, GPIO_PIN_SET);
  HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC2_CS_Pin, GPIO_PIN_SET);
  HAL_GPIO_WritePin(ADC_CS_GPIO_Port, ADC_CS_Pin, GPIO_PIN_RESET);
}

void ad7124_cs_off(void)
{
  HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC1_CS_Pin, GPIO_PIN_SET);
  HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC2_CS_Pin, GPIO_PIN_SET);
  HAL_GPIO_WritePin(ADC_CS_GPIO_Port, ADC_CS_Pin, GPIO_PIN_SET);
}
void dac161s997_cs_on(chip_type_e dac_num)
{
  switch (dac_num)
  {
  case DAC161S997_1:
    HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC1_CS_Pin, GPIO_PIN_RESET);
    HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC2_CS_Pin, GPIO_PIN_SET);
    HAL_GPIO_WritePin(ADC_CS_GPIO_Port, ADC_CS_Pin, GPIO_PIN_SET);
    break;
  case DAC161S997_2:
    HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC2_CS_Pin, GPIO_PIN_RESET);
    HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC1_CS_Pin, GPIO_PIN_SET);
    HAL_GPIO_WritePin(ADC_CS_GPIO_Port, ADC_CS_Pin, GPIO_PIN_SET);
    break;
  default:
    break;
  }
}
void dac161s997_cs_off(uint8_t dac_num)
{
  switch (dac_num)
  {
  case DAC161S997_1:
    HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC1_CS_Pin, GPIO_PIN_SET);
    HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC2_CS_Pin, GPIO_PIN_SET);
    HAL_GPIO_WritePin(ADC_CS_GPIO_Port, ADC_CS_Pin, GPIO_PIN_SET);
    break;
  case DAC161S997_2:
    HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC1_CS_Pin, GPIO_PIN_SET);
    HAL_GPIO_WritePin(DAC1_CS_GPIO_Port, DAC2_CS_Pin, GPIO_PIN_SET);
    HAL_GPIO_WritePin(ADC_CS_GPIO_Port, ADC_CS_Pin, GPIO_PIN_SET);
    break;
  default:
    break;
  }
}
void board_spi_init(chip_type_e chip_type)
{
  switch (chip_type)
  {
  case AD7124:
    ad7124_spi_init();
    break;
  case DAC161S997_1:
    dac161s997_spi_init();
    break;
  case DAC161S997_2:
    dac161s997_spi_init();
    break;
  default:
    dac161s997_spi_init();
    break;
  }
}

void board_spi_cs_on(chip_type_e chip_type)
{
  switch (chip_type)
  {
  case AD7124:
    ad7124_cs_on();
    break;
  case DAC161S997_1:
    dac161s997_cs_on(DAC161S997_1);
    break;
  case DAC161S997_2:
    dac161s997_cs_on(DAC161S997_2);
    break;
  default:
    dac161s997_cs_on(DAC161S997_2);
    break;
  }
}

void board_spi_cs_off(chip_type_e chip_type)
{
  switch (chip_type)
  {
  case AD7124:
    ad7124_cs_off();
    break;
  case DAC161S997_1:
    dac161s997_cs_off(DAC161S997_1);
    break;
  case DAC161S997_2:
    dac161s997_cs_off(DAC161S997_2);
    break;
  default:
    dac161s997_cs_off(DAC161S997_2);
    break;
  }
}