/* StartDefaultTask function */
void StartDefaultTask(void const *argument)
{
UNUSED(argument);
uint8_t pTxData = 0x00;
uint8_t pRxData[4];
char outString[MAX_UART_STRING_LENGTH];
uint32_t regval = -1;
uartWriteLineNoOS("SatisFactory Default Task\n");
//SetRGBLed(ORANGE,100);
while (1){
osDelay(1000);
HAL_GPIO_WritePin(DWM_CS_GPIO_Port,DWM_CS_Pin,GPIO_PIN_RESET);
HAL_SPI_TransmitReceive_DMA(&hspi3, &pTxData, pRxData, 5);
osDelay(1);
HAL_GPIO_WritePin(DWM_CS_GPIO_Port,DWM_CS_Pin,GPIO_PIN_SET);
for (int j = 4 ; j > 0 ; j--) {
regval = (regval << 8) + pRxData[j] ; // sum
}
//sprintf(outString, "Decawave chip ID: %08X",(int) regval);
//uartWriteLineNoOS(outString); //send some data
//printf("Decawave chip ID: %08X\n",(int) regval);
}
}
void spiWriteReadBytes(void *inValue, const void *outValue, uint32_t length)
{
if (HAL_SPI_TransmitReceive_DMA(&g_spiInit, (void *)outValue, inValue, length) != HAL_OK)
{
ERROR_SPI(ED_SPI_FAILED_TO_START_SPI_DMA);
}
}
/** Flash read JDEC ID 3x8bit
param: pJdecId pointer 3x8bit structure
*/
void Flash_Write(uint8_t *pData, uint32_t Size, uint32_t address)
{
//Flash_CS(SET);
HAL_SPI_TransmitReceive_DMA(&HSPI, &TxData, pJdecId, Size);
}
/** Flash read JDEC ID 3x8bit
param: pJdecId pointer 3x8bit structure
*/
void Flash_ReadID(uint8_t *pJdecId)
{
uint8_t TxData = COMMAND_JDEC_ID;
uint16_t Size = 5;
//Flash_CS(SET);
HAL_SPI_TransmitReceive_DMA(&HSPI, &TxData, pJdecId, Size);
}
int readfromspi_dma
(
uint16 headerLength,
const uint8 *headerBuffer,
uint32 readlength,
uint8 *readBuffer
)
{
uint8 spiBuffer[64] = "";
uint16 counter;
int stat ;
#ifdef SAFE_DMA_AND_BUFF
uint16 count;
count = (uint16)(headerLength + readlength);
if (count > MAX_DMABUF_SIZE )
{
return DWT_ERROR;
}
#endif
stat = decamutexon() ;
//PORT_SPI_CLEAR_CS_FAST // give extra time for SPI slave device
port_SPI3_set_chip_select();
HAL_SPI_TransmitReceive_DMA(&hspi3, headerBuffer, tmp_buf, count);
while(DMA_RX_CH->NDTR !=0); //pool until last clock from SPI_RX
while((SPI3->SR & (1 << 0)) != 0); // wait while RXNE flag is not 1 (RX is not empty)
//while((SPI3->SR & (1 << 7)) != 0); // wait while BSY flag is 1 (SPI is busy)
//result of read operation
for (count=headerLength; count<(headerLength+readlength); count++)
{
*readBuffer++ = tmp_buf[count];
}
port_SPI3_clear_chip_select();
//PORT_SPI_SET_CS_FAST
decamutexoff(stat);
return DWT_SUCCESS;
}
/**
* @brief
* Perform an spi flash receive and transfer using DMA. This Function
* blocks until the exchange is complete.
* @param dev pointer to structure of device data
* @param txbuffer pointer to the data to send
* @param rxbuffer pointer to the buffer to receive data into
* @param nbytes number of bytes to exchange,
* @return 0 on success, negative errno on error
*/
int chip_spi_exchange(void *txbuffer, void *rxbuffer, uint32_t nbytes) {
uint32_t len;
int remaining_bytes = nbytes;
int buf_offset = 0;
while (remaining_bytes > 0) {
memset(aTxBuffer_spiFlash, 0, MAX_DMA_BUF_SIZE);
memset(aRxBuffer_spiFlash, 0, MAX_DMA_BUF_SIZE);
len = MIN(remaining_bytes, MAX_DMA_BUF_SIZE);
memcpy(aTxBuffer_spiFlash, txbuffer + buf_offset, len);
mods_muc_set_spi1_cs(PIN_RESET);
if(HAL_SPI_TransmitReceive_DMA(&hspi_flash, (uint8_t*)aTxBuffer_spiFlash,
(uint8_t *)aRxBuffer_spiFlash, len) != HAL_OK) {
/* Transfer error in transmission process */
dbgprint("chip_spi_exchange HAL_SPI_TransmitReceive_DMA error\r\n");
Error_Handler(&hspi_flash);
return -EIO;
}
/* wait for TxRx to complete */
while (wTransferState == TRANSFER_WAIT) {
}
chip_delay(5);
if (wTransferState == TRANSFER_COMPLETE) {
memcpy(rxbuffer + buf_offset, aRxBuffer_spiFlash, len);
} else {
Error_Handler(&hspi_flash);
return -EIO;
}
remaining_bytes -= len;
buf_offset += len;
}
mods_muc_set_spi1_cs(PIN_SET);
return 0;
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* STM32F0xx HAL library initialization:
- Configure the Flash prefetch
- Systick timer is configured by default as source of time base, but user
can eventually implement his proper time base source (a general purpose
timer for example or other time source), keeping in mind that Time base
duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and
handled in milliseconds basis.
- Low Level Initialization
*/
HAL_Init();
/* Configure LED2, LED2 and LED2 */
BSP_LED_Init(LED2);
/* Configure the system clock to 48 MHz */
SystemClock_Config();
/*##-1- Configure the SPI peripheral #######################################*/
/* Set the SPI parameters */
SpiHandle.Instance = SPIx;
SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
SpiHandle.Init.Direction = SPI_DIRECTION_2LINES;
SpiHandle.Init.CLKPhase = SPI_PHASE_1EDGE;
SpiHandle.Init.CLKPolarity = SPI_POLARITY_LOW;
SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLED;
SpiHandle.Init.CRCPolynomial = 7;
SpiHandle.Init.DataSize = SPI_DATASIZE_8BIT;
SpiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
SpiHandle.Init.NSS = SPI_NSS_SOFT;
SpiHandle.Init.TIMode = SPI_TIMODE_DISABLED;
SpiHandle.Init.NSSPMode = SPI_NSS_PULSE_DISABLED;
SpiHandle.Init.CRCLength = SPI_CRC_LENGTH_8BIT;
#ifdef MASTER_BOARD
SpiHandle.Init.Mode = SPI_MODE_MASTER;
#else
SpiHandle.Init.Mode = SPI_MODE_SLAVE;
#endif /* MASTER_BOARD */
if (HAL_SPI_Init(&SpiHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
#ifdef MASTER_BOARD
/* Configure User push-button */
BSP_PB_Init(BUTTON_USER, BUTTON_MODE_GPIO);
/* Wait for User push-button press before starting the Communication */
while (BSP_PB_GetState(BUTTON_USER) != GPIO_PIN_RESET)
{
BSP_LED_Toggle(LED2);
HAL_Delay(100);
}
BSP_LED_Off(LED2);
#endif /* MASTER_BOARD */
/*##-2- Start the Full Duplex Communication process ########################*/
/* While the SPI in TransmitReceive process, user can transmit data through
"aTxBuffer" buffer & receive data through "aRxBuffer" */
if(HAL_SPI_TransmitReceive_DMA(&SpiHandle, (uint8_t*)aTxBuffer, (uint8_t *)aRxBuffer, BUFFERSIZE) != HAL_OK)
{
/* Transfer error in transmission process */
Error_Handler();
}
/*##-3- Wait for the end of the transfer ###################################*/
/* Before starting a new communication transfer, you need to check the current
state of the peripheral; if it’s busy you need to wait for the end of current
transfer before starting a new one.
For simplicity reasons, this example is just waiting till the end of the
transfer, but application may perform other tasks while transfer operation
is ongoing. */
while (HAL_SPI_GetState(&SpiHandle) != HAL_SPI_STATE_READY)
{
}
/*##-4- Compare the sent and received buffers ##############################*/
if(Buffercmp((uint8_t*)aTxBuffer, (uint8_t*)aRxBuffer, BUFFERSIZE))
{
/* Processing Error */
Error_Handler();
}
/* Infinite loop */
while (1)
{
}
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* STM32F4xx HAL library initialization:
- Configure the Flash prefetch, instruction and Data caches
- Configure the Systick to generate an interrupt each 1 msec
- Set NVIC Group Priority to 4
- Global MSP (MCU Support Package) initialization
*/
HAL_Init();
/* Configure LED3, LED4, LED5 and LED6 */
BSP_LED_Init(LED3);
BSP_LED_Init(LED4);
BSP_LED_Init(LED5);
BSP_LED_Init(LED6);
/* Configure the system clock to 168 MHz */
SystemClock_Config();
/*##-1- Configure the SPI peripheral #######################################*/
/* Set the SPI parameters */
SpiHandle.Instance = SPIx;
SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_256;
SpiHandle.Init.Direction = SPI_DIRECTION_2LINES;
SpiHandle.Init.CLKPhase = SPI_PHASE_1EDGE;
SpiHandle.Init.CLKPolarity = SPI_POLARITY_HIGH;
SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
SpiHandle.Init.CRCPolynomial = 7;
SpiHandle.Init.DataSize = SPI_DATASIZE_8BIT;
SpiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
SpiHandle.Init.NSS = SPI_NSS_SOFT;
SpiHandle.Init.TIMode = SPI_TIMODE_DISABLE;
#ifdef MASTER_BOARD
SpiHandle.Init.Mode = SPI_MODE_MASTER;
#else
SpiHandle.Init.Mode = SPI_MODE_SLAVE;
#endif /* MASTER_BOARD */
if(HAL_SPI_Init(&SpiHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
#ifdef MASTER_BOARD
/* Configure USER Button */
BSP_PB_Init(BUTTON_KEY, BUTTON_MODE_GPIO);
/* Wait for USER Button press before starting the Communication */
while (BSP_PB_GetState(BUTTON_KEY) != 1)
{
BSP_LED_Toggle(LED3);
HAL_Delay(40);
}
BSP_LED_Off(LED3);
#endif /* MASTER_BOARD */
/*##-2- Start the Full Duplex Communication process ########################*/
/* While the SPI in TransmitReceive process, user can transmit data through
"aTxBuffer" buffer & receive data through "aRxBuffer" */
if(HAL_SPI_TransmitReceive_DMA(&SpiHandle, (uint8_t*)aTxBuffer, (uint8_t *)aRxBuffer, BUFFERSIZE) != HAL_OK)
{
/* Transfer error in transmission process */
Error_Handler();
}
/*##-3- Wait for the end of the transfer ###################################*/
/* Before starting a new communication transfer, you need to check the current
state of the peripheral; if it’s busy you need to wait for the end of current
transfer before starting a new one.
For simplicity reasons, this example is just waiting till the end of the
transfer, but application may perform other tasks while transfer operation
is ongoing. */
while (HAL_SPI_GetState(&SpiHandle) != HAL_SPI_STATE_READY)
{
}
/*##-4- Compare the sent and received buffers ##############################*/
if(Buffercmp((uint8_t*)aTxBuffer, (uint8_t*)aRxBuffer, BUFFERSIZE))
{
/* Transfer error in transmission process */
Error_Handler();
}
/* Infinite loop */
while (1)
{
}
}
static rt_uint32_t spixfer(struct rt_spi_device *device, struct rt_spi_message *message)
{
HAL_StatusTypeDef state;
rt_size_t message_length, already_send_length;
rt_uint16_t send_length;
rt_uint8_t *recv_buf;
const rt_uint8_t *send_buf;
RT_ASSERT(device != RT_NULL);
RT_ASSERT(device->bus != RT_NULL);
RT_ASSERT(device->bus->parent.user_data != RT_NULL);
RT_ASSERT(message != RT_NULL);
struct stm32_spi *spi_drv = rt_container_of(device->bus, struct stm32_spi, spi_bus);
SPI_HandleTypeDef *spi_handle = &spi_drv->handle;
struct stm32_hw_spi_cs *cs = device->parent.user_data;
if (message->cs_take)
{
HAL_GPIO_WritePin(cs->GPIOx, cs->GPIO_Pin, GPIO_PIN_RESET);
}
LOG_D("%s transfer prepare and start", spi_drv->config->bus_name);
LOG_D("%s sendbuf: %X, recvbuf: %X, length: %d",
spi_drv->config->bus_name,
(uint32_t)message->send_buf,
(uint32_t)message->recv_buf, message->length);
message_length = message->length;
recv_buf = message->recv_buf;
send_buf = message->send_buf;
while (message_length)
{
/* the HAL library use uint16 to save the data length */
if (message_length > 65535)
{
send_length = 65535;
message_length = message_length - 65535;
}
else
{
send_length = message_length;
message_length = 0;
}
/* calculate the start address */
already_send_length = message->length - send_length - message_length;
send_buf = (rt_uint8_t *)message->send_buf + already_send_length;
recv_buf = (rt_uint8_t *)message->recv_buf + already_send_length;
/* start once data exchange in DMA mode */
if (message->send_buf && message->recv_buf)
{
if ((spi_drv->spi_dma_flag & SPI_USING_TX_DMA_FLAG) && (spi_drv->spi_dma_flag & SPI_USING_RX_DMA_FLAG))
{
state = HAL_SPI_TransmitReceive_DMA(spi_handle, (uint8_t *)send_buf, (uint8_t *)recv_buf, send_length);
}
else
{
state = HAL_SPI_TransmitReceive(spi_handle, (uint8_t *)send_buf, (uint8_t *)recv_buf, send_length, 1000);
}
}
else if (message->send_buf)
{
if (spi_drv->spi_dma_flag & SPI_USING_TX_DMA_FLAG)
{
state = HAL_SPI_Transmit_DMA(spi_handle, (uint8_t *)send_buf, send_length);
}
else
{
state = HAL_SPI_Transmit(spi_handle, (uint8_t *)send_buf, send_length, 1000);
}
}
else
{
memset((uint8_t *)recv_buf, 0xff, send_length);
if (spi_drv->spi_dma_flag & SPI_USING_RX_DMA_FLAG)
{
state = HAL_SPI_Receive_DMA(spi_handle, (uint8_t *)recv_buf, send_length);
}
else
{
state = HAL_SPI_Receive(spi_handle, (uint8_t *)recv_buf, send_length, 1000);
}
}
if (state != HAL_OK)
{
LOG_I("spi transfer error : %d", state);
message->length = 0;
spi_handle->State = HAL_SPI_STATE_READY;
}
else
{
LOG_D("%s transfer done", spi_drv->config->bus_name);
}
/* For simplicity reasons, this example is just waiting till the end of the
transfer, but application may perform other tasks while transfer operation
is ongoing. */
while (HAL_SPI_GetState(spi_handle) != HAL_SPI_STATE_READY);
}
if (message->cs_release)
{
HAL_GPIO_WritePin(cs->GPIOx, cs->GPIO_Pin, GPIO_PIN_SET);
}
return message->length;
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* STM32F103xB HAL library initialization:
- Configure the Flash prefetch
- Systick timer is configured by default as source of time base, but user
can eventually implement his proper time base source (a general purpose
timer for example or other time source), keeping in mind that Time base
duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and
handled in milliseconds basis.
- Set NVIC Group Priority to 4
- Low Level Initialization
*/
HAL_Init();
/* Configure the system clock to 64 MHz */
SystemClock_Config();
/* Configure LED2, LED2 and LED2 */
BSP_LED_Init(LED2);
/*##-1- Configure the SPI peripheral #######################################*/
/* Set the SPI parameters */
SpiHandle.Instance = SPIx;
SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
SpiHandle.Init.Direction = SPI_DIRECTION_2LINES;
SpiHandle.Init.CLKPhase = SPI_PHASE_1EDGE;
SpiHandle.Init.CLKPolarity = SPI_POLARITY_LOW;
SpiHandle.Init.DataSize = SPI_DATASIZE_8BIT;
SpiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
SpiHandle.Init.TIMode = SPI_TIMODE_DISABLE;
SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
SpiHandle.Init.CRCPolynomial = 7;
SpiHandle.Init.NSS = SPI_NSS_SOFT;
#ifdef MASTER_BOARD
SpiHandle.Init.Mode = SPI_MODE_MASTER;
#else
SpiHandle.Init.Mode = SPI_MODE_SLAVE;
#endif /* MASTER_BOARD */
if(HAL_SPI_Init(&SpiHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
#ifdef MASTER_BOARD
/* SPI block is enabled prior calling SPI transmit/receive functions, in order to get CLK signal properly pulled down.
Otherwise, SPI CLK signal is not clean on this board and leads to errors during transfer */
__HAL_SPI_ENABLE(&SpiHandle);
/* Configure User push-button */
BSP_PB_Init(BUTTON_USER, BUTTON_MODE_GPIO);
/* Wait for User push-button press before starting the Communication */
while (BSP_PB_GetState(BUTTON_USER) != GPIO_PIN_RESET)
{
BSP_LED_Toggle(LED2);
HAL_Delay(100);
}
BSP_LED_Off(LED2);
#endif /* MASTER_BOARD */
/*##-2- Start the Full Duplex Communication process ########################*/
/* While the SPI in TransmitReceive process, user can transmit data through
"aTxBuffer" buffer & receive data through "aRxBuffer" */
if(HAL_SPI_TransmitReceive_DMA(&SpiHandle, (uint8_t*)aTxBuffer, (uint8_t *)aRxBuffer, BUFFERSIZE) != HAL_OK)
{
/* Transfer error in transmission process */
Error_Handler();
}
/*##-3- Wait for the end of the transfer ###################################*/
/* Before starting a new communication transfer, you must wait the callback call
to get the transfer complete confirmation or an error detection.
For simplicity reasons, this example is just waiting till the end of the
transfer, but application may perform other tasks while transfer operation
is ongoing. */
while (wTransferState == TRANSFER_WAIT)
{
}
switch(wTransferState)
{
case TRANSFER_COMPLETE :
/*##-4- Compare the sent and received buffers ##############################*/
if(Buffercmp((uint8_t*)aTxBuffer, (uint8_t*)aRxBuffer, BUFFERSIZE))
{
/* Processing Error */
Error_Handler();
}
break;
default :
Error_Handler();
break;
}
/* Infinite loop */
while (1)
{
}
}
