void M2S_GPIO_0_EXTI_IRQ_HANDLER(void)
{
/* Check the flag status of EXTI line */
if(EXTI_GetITStatus(M2S_GPIO_0_EXTI_LINE)){
/* Get the IRQ status */
SpiritIrqGetStatus(&xIrqStatus);
// Check the SPIRIT RX_DATA_DISC IRQ flag
if(xIrqStatus.IRQ_RX_DATA_DISC)
{
SdkEvalLedToggle(LED_YELLOW);
}
/* Check the SPIRIT RX_DATA_READY IRQ flag */
if(xIrqStatus.IRQ_RX_DATA_READY)
{
/* Get the RX FIFO size */
cRxData=SpiritLinearFifoReadNumElementsRxFifo();
/* Read the RX FIFO */
SpiritSpiReadLinearFifo(cRxData, vectcRxBuff);
/* Flush the RX FIFO */
SpiritCmdStrobeFlushRxFifo();
#ifdef USE_VCOM
/* print the received data */
printf("B data received: [");
for(uint8_t i=0 ; i<cRxData ; i++)
printf("%d ", vectcRxBuff[i]);
printf("]\r\n");
#endif
SdkEvalLedToggle(LED_GREEN);
}
if(xIrqStatus.IRQ_TX_DATA_SENT)
{
/* set the tx_done_flag to manage the event in the main() */
xTxDoneFlag = SET;
}
/* Clear the EXTI line flag */
EXTI_ClearITPendingBit(M2S_GPIO_0_EXTI_LINE);
}
}
/**
* @brief this function receives the data
* @param None
* @retval None
*/
void Spirit1GetRxPacket(uint8_t *buffer, uint8_t cRxData )
{
/* when rx data ready read the number of received bytes */
cRxData=SpiritLinearFifoReadNumElementsRxFifo();
/* read the RX FIFO */
SpiritSpiReadLinearFifo(cRxData, buffer);
SpiritCmdStrobeFlushRxFifo();
}
void M2S_GPIO_3_EXTI_IRQ_HANDLER(void)
#endif
{
/* Check the flag status of EXTI line */
if(EXTI_GetITStatus(M2S_GPIO_3_EXTI_LINE))
{
SpiritIrqGetStatus(&xIrqStatus);
/* Check the SPIRIT TX_DATA_SENT IRQ flag */
if(xIrqStatus.IRQ_TX_DATA_SENT || xIrqStatus.IRQ_MAX_RE_TX_REACH)
{
/* set the tx_done_flag to manage the event in the main() */
xTxDoneFlag = SET;
if(xIrqStatus.IRQ_TX_DATA_SENT)
SdkEvalLedToggle(LED1);
if(xIrqStatus.IRQ_MAX_RE_TX_REACH)
SdkEvalLedToggle(LED2);
#ifdef USE_VCOM
printf("N.Elem.TX.FIFO: %d\n\r", SpiritLinearFifoReadNumElementsTxFifo());
printf("SEQ.NUM.: %d\n\r", SpiritPktCommonGetTransmittedSeqNumber());
printf("NRETX: %d\n\n\r", SpiritPktStackGetNReTx());
#endif
#ifdef PIGGYBACKING
/* Get the RX FIFO size */
cRxData=SpiritLinearFifoReadNumElementsRxFifo();
/* Read the RX FIFO */
SpiritSpiReadLinearFifo(cRxData, vectcRxBuff);
#ifdef USE_VCOM
/* print the received data */
printf("A piggybacking data received: [");
for(uint8_t i=0 ; i<cRxData ; i++)
printf("%d ", vectcRxBuff[i]);
printf("]\n\r");
#endif
#endif
}
/* Clear the EXTI line flag */
EXTI_ClearITPendingBit(M2S_GPIO_3_EXTI_LINE);
}
}
void M2S_GPIO_3_EXTI_IRQ_HANDLER(void)
#endif
{
/* Check the flag status of EXTI line */
if(EXTI_GetITStatus(M2S_GPIO_3_EXTI_LINE)){
/* Get the IRQ status */
SpiritIrqGetStatus(&xIrqStatus);
/* Check the SPIRIT RX_DATA_READY IRQ flag */
if(xIrqStatus.IRQ_RX_DATA_READY)
{
/* Get the RX FIFO size */
cRxData = SpiritLinearFifoReadNumElementsRxFifo();
/* Read the RX FIFO */
SpiritSpiReadLinearFifo(cRxData, vectcRxBuff);
#ifdef USE_VCOM
/* print the received data */
printf("B data received: [");
for(uint8_t i=0 ; i<cRxData ; i++)
printf("%d ", vectcRxBuff[i]);
printf("]\r\n");
#endif
/* Set the rx data ready flag */
xRxDataReadyFlag=SET;
SdkEvalLedToggle(LED2);
}
if(xIrqStatus.IRQ_RX_DATA_DISC)
{
printf("B data discarded\n\r");
SdkEvalLedToggle(LED3);
}
/* Clear the EXTI line flag */
EXTI_ClearITPendingBit(M2S_GPIO_3_EXTI_LINE);
}
}
void M2S_GPIO_0_EXTI_IRQ_HANDLER(void)
{
if(EXTI_GetFlagStatus(M2S_GPIO_0_EXTI_LINE))
{
SpiritIrqGetStatus(&xIrqStatus); // Get the IRQ status
if(xIrqStatus.IRQ_RX_DATA_DISC) // Check the SPIRIT1 RX_DATA_DISC IRQ flag
{
// SdkEvalLedToggle(LED_YELLOW); // IRQ: Spirit1 RX data discarded (upon filtering)
}
// Check the SPIRIT TX_DATA_SENT IRQ flag
if(xIrqStatus.IRQ_TX_DATA_SENT)
{
// Set the xTxDoneFlag to manage processing of this event in the main()
xTxDoneFlag = SET;
SdkEvalLedToggle(LED_GREEN);
}
if(xIrqStatus.IRQ_TX_FIFO_ERROR)
{
//
xTxDoneFlag = SET;
// SdkEvalLedToggle(LED_GREEN);
}
if(xIrqStatus.IRQ_RX_DATA_READY)
{
command_size = SpiritLinearFifoReadNumElementsRxFifo(); //get the size of received command
SpiritSpiReadLinearFifo(command_size, command_buffer); //read the buffer
SpiritCmdStrobeFlushRxFifo(); //flush the RX fifo
SdkEvalLedToggle(LED_YELLOW);
// SpiritCmdStrobeRx();
command_pending = 1;
}
// Clear the EXTI line flag
EXTI_ClearFlag(M2S_GPIO_0_EXTI_LINE);
}
} // end of M2S_GPIO_0_EXTI_IRQ_HANDLER()
/*---------------------------------------------------------------------------*/
void
spirit1_interrupt_callback(void)
{
#define INTPRINTF // PRINTF
SpiritIrqs xIrqStatus;
if (SpiritSPIBusy() || interrupt_callback_in_progress) {
process_poll(&spirit_radio_process);
interrupt_callback_wants_poll = 1;
return;
}
interrupt_callback_wants_poll = 0;
interrupt_callback_in_progress = 1;
/* get interrupt source from radio */
SpiritIrqGetStatus(&xIrqStatus);
SpiritIrqClearStatus();
if(xIrqStatus.IRQ_RX_FIFO_ERROR) {
receiving_packet = 0;
interrupt_callback_in_progress = 0;
spirit1_strobe(SPIRIT1_STROBE_FRX);
return;
}
if(xIrqStatus.IRQ_TX_FIFO_ERROR) {
receiving_packet = 0;
interrupt_callback_in_progress = 0;
spirit1_strobe(SPIRIT1_STROBE_FTX);
return;
}
/* The IRQ_VALID_SYNC is used to notify a new packet is coming */
if(xIrqStatus.IRQ_VALID_SYNC) {
INTPRINTF("SYNC\n");
receiving_packet = 1;
}
/* The IRQ_TX_DATA_SENT notifies the packet received. Puts the SPIRIT1 in RX */
if(xIrqStatus.IRQ_TX_DATA_SENT) {
spirit1_strobe(SPIRIT1_STROBE_RX);
/* SpiritCmdStrobeRx();*/
INTPRINTF("SENT\n");
CLEAR_TXBUF();
interrupt_callback_in_progress = 0;
return;
}
/* The IRQ_RX_DATA_READY notifies a new packet arrived */
if(xIrqStatus.IRQ_RX_DATA_READY) {
SpiritSpiReadLinearFifo(SpiritLinearFifoReadNumElementsRxFifo(), &spirit_rxbuf[1]);
spirit_rxbuf[0] = SpiritPktBasicGetReceivedPktLength();
spirit1_strobe(SPIRIT1_STROBE_FRX);
INTPRINTF("RECEIVED\n");
process_poll(&spirit_radio_process);
receiving_packet = 0;
#if NULLRDC_CONF_802154_AUTOACK
if (spirit_rxbuf[0] == ACK_LEN) {
/* For debugging purposes we assume this is an ack for us */
just_got_an_ack = 1;
}
#endif /* NULLRDC_CONF_802154_AUTOACK */
interrupt_callback_in_progress = 0;
return;
}
if(xIrqStatus.IRQ_RX_DATA_DISC) {
spirit1_strobe(SPIRIT1_STROBE_FRX);
CLEAR_RXBUF();
INTPRINTF("DISC\n");
receiving_packet = 0;
}
interrupt_callback_in_progress = 0;
}
/**
* @brief System main function.
* @param None
* @retval None
*/
void main (void)
{
SDK_SYSTEM_CONFIG();
#ifdef USE_VCOM
#ifdef STM8L
SdkEvalComInit(115200,USART_WordLength_8b,USART_StopBits_1,USART_Parity_No,USART_Mode_Tx);
#elif SDK
/* VC config */
SdkEvalVCInit();
while(bDeviceState != CONFIGURED);
#endif
#endif
/* Spirit ON */
SpiritEnterShutdown();
SpiritExitShutdown();
SpiritManagementWaExtraCurrent();
#ifdef STM8L
/* Manually set the XTAL_FREQUENCY */
SpiritRadioSetXtalFrequency(XTAL_FREQUENCY);
/* Initialize the frequency offset variable to compensate XTAL offset */
xRadioInit.lFrequencyBase = xRadioInit.lFrequencyBase + FREQUENCY_OFFSET;
/* Initialize the signals to drive the range extender application board */
RANGE_EXT_INIT(RANGE_TYPE);
#elif SDK
SpiritManagementIdentificationRFBoard();
/* if the board has eeprom, we can compensate the offset calling SpiritManagementGetOffset
(if eeprom is not present this fcn will return 0) */
xRadioInit.lFrequencyBase = xRadioInit.lFrequencyBase + SpiritManagementGetOffset();
/* Initialize the signals to drive the range extender application board */
SpiritManagementRangeExtInit();
#endif
/* Initialize the signals to drive the range extender application board */
SpiritManagementRangeExtInit();
SdkEvalM2SGpioInit(M2S_GPIO_3,M2S_MODE_EXTI_IN);
SdkEvalM2SGpioInterruptCmd(M2S_GPIO_3,0x0A,0x0A,ENABLE);
/* Spirit IRQ config */
SpiritGpioInit(&xGpioIRQ);
/* Spirit Radio config */
SpiritRadioInit(&xRadioInit);
/* Spirit Radio set power */
SpiritRadioSetPALevelMaxIndex(7);
SpiritRadioSetPALeveldBm(7,POWER_DBM);
/* Spirit Packet config */
SpiritPktStackInit(&xStackInit);
SpiritPktStackAddressesInit(&xAddressInit);
SpiritPktStackLlpInit(&xStackLLPInit);
/* Spirit IRQs enable */
SpiritIrqDeInit(NULL);
SpiritIrq(TX_DATA_SENT, S_ENABLE);
SpiritIrq(RX_DATA_READY, S_ENABLE);
SpiritIrq(RX_DATA_DISC, S_ENABLE);
/* RX timeout config */
SET_INFINITE_RX_TIMEOUT();
SpiritTimerSetRxTimeoutStopCondition(SQI_ABOVE_THRESHOLD);
/* Payload length config */
SpiritPktStackSetPayloadLength(20);
/* Destination address */
SpiritPktStackSetDestinationAddress(DESTINATION_ADDRESS);
/* IRQ registers blanking */
SpiritIrqClearStatus();
/* infinite loop */
while (1){
/* RX command */
SpiritCmdStrobeRx();
/* wait for data received */
while(!xRxDoneFlag);
xRxDoneFlag=RESET;
/* when rx data ready read the number of received bytes */
cRxData=SpiritLinearFifoReadNumElementsRxFifo();
/* read the RX FIFO */
SpiritSpiReadLinearFifo(cRxData, vectcBallBuff);
SpiritCmdStrobeFlushRxFifo();
/* A simple way to control if the received data sequence is correct.
Use a local block.
*/
{
SpiritBool correct=S_TRUE;
/* control all the received bytes and verify that they are sequential
numbers from 1 to 20. If one of them is not an expected value then
stop the communication.
*/
for(uint8_t i=0 ; i<cRxData ; i++)
if(vectcBallBuff[i] != i+1)
correct=S_FALSE;
#ifdef USE_VCOM
/* send messages via COM */
if(correct)
{
printf("B Rx data: [");
for(uint8_t i=0 ; i<cRxData ; i++)
printf("%d ", vectcBallBuff[i]);
printf("]\r\n");
}
else
{
printf("data error! ping pong stopped\n\r");
}
#endif
/* stop communication if an incorrect sequence has been received */
if(!correct){
SdkEvalLedOn(LED4);
while(1);
}
}
/* pause between RX and TX */
SdkDelayMs(500);
/* fit the TX FIFO */
SpiritCmdStrobeFlushTxFifo();
SpiritSpiWriteLinearFifo(20, vectcBallBuff);
/* send the TX command */
SpiritCmdStrobeTx();
/* wait for TX done */
while(!xTxDoneFlag);
xTxDoneFlag = RESET;
#ifdef USE_VCOM
/* send messages via COM */
printf("B Tx data: [");
for(uint8_t i=0 ; i<cRxData ; i++)
printf("%d ", vectcBallBuff[i]);
printf("]\n\r");
#endif
}
}
void M2S_GPIO_3_EXTI_IRQ_HANDLER(void)
#endif
{
/* Check the flag status of EXTI line */
if(EXTI_GetITStatus(M2S_GPIO_3_EXTI_LINE)){
/* Get the IRQ status */
SpiritIrqGetStatus(&xIrqStatus);
/* Check the SPIRIT RX_DATA_DISC IRQ flag */
if(xIrqStatus.IRQ_RX_DATA_DISC)
{
SpiritCmdStrobeRx()
SdkEvalLedToggle(LED1);
}
/* Check the SPIRIT TX_DATA_SENT IRQ flag for the acknoledgement */
if(xIrqStatus.IRQ_TX_DATA_SENT)
{
// SdkEvalLedToggle(LED1);
#ifdef PIGGYBACKING
SpiritSpiWriteLinearFifo(20, vectcTxBuff);
printf("Loaded piggybacking data: [");
for(uint8_t i=0 ; i<20 ; i++)
printf("%d ", vectcTxBuff[i]);
printf("]\n\r");
#endif
SpiritCmdStrobeRx();
}
/* Check the SPIRIT RX_DATA_READY IRQ flag */
if(xIrqStatus.IRQ_RX_DATA_READY)
{
/* Get the RX FIFO size */
cRxData=SpiritLinearFifoReadNumElementsRxFifo();
/* Read the RX FIFO */
SpiritSpiReadLinearFifo(cRxData, vectcRxBuff);
/* Flush the RX FIFO */
SpiritCmdStrobeFlushRxFifo();
/* A simple way to control if the received data sequence is correct (in this case LED2 will toggle) */
{
SpiritBool correct=S_TRUE;
for(uint8_t i=0 ; i<cRxData ; i++)
if(vectcRxBuff[i] != i+1)
correct=S_FALSE;
if(correct)
SdkEvalLedToggle(LED2);
}
#ifdef USE_VCOM
/* print the received data */
printf("B data received: [");
for(uint8_t i=0 ; i<cRxData ; i++)
printf("%d ", vectcRxBuff[i]);
printf("]\r\n");
#endif
}
/* Clear the EXTI line flag */
EXTI_ClearITPendingBit(M2S_GPIO_3_EXTI_LINE);
}
}
void M2S_GPIO_3_EXTI_IRQ_HANDLER(void)
#endif
{
/* Check the flag status of EXTI line */
if(EXTI_GetITStatus(M2S_GPIO_3_EXTI_LINE)){
/* Get the IRQ status */
SpiritIrqGetStatus(&xIrqStatus);
/* Check the SPIRIT RX_DATA_DISC IRQ flag */
if(xIrqStatus.IRQ_RX_DATA_DISC)
{
/* toggle LED1 */
SdkEvalLedToggle(LED1);
/* RX command - to ensure the device will be ready for the next reception */
SpiritCmdStrobeRx();
}
/* Check the SPIRIT RX_DATA_READY IRQ flag */
if(xIrqStatus.IRQ_RX_DATA_READY)
{
/* Get the RX FIFO size */
cRxData=SpiritLinearFifoReadNumElementsRxFifo();
/* Read the RX FIFO */
SpiritSpiReadLinearFifo(cRxData, vectcRxBuff);
/* Flush the RX FIFO */
SpiritCmdStrobeFlushRxFifo();
/* A simple way to check if the received data sequence is correct (in this case LED5 will toggle) */
{
SpiritBool xCorrect=S_TRUE;
for(uint8_t i=0 ; i<cRxData ; i++)
if(vectcRxBuff[i] != i+1)
xCorrect=S_FALSE;
if(xCorrect) {
/* toggle LED2 */
SdkEvalLedToggle(LED2);
//#ifdef USE_VCOM
// printf("DATA CORRECT\r\n");
//#endif
}
}
/* RX command - to ensure the device will be ready for the next reception */
SpiritCmdStrobeRx();
//#ifdef USE_VCOM
// /* print the received data */
// printf("B data received: [");
// for(uint8_t i=0 ; i<cRxData ; i++)
// printf("%d ", vectcRxBuff[i]);
// printf("]\r\n");
//#endif
}
/* Clear the EXTI line flag */
EXTI_ClearITPendingBit(M2S_GPIO_3_EXTI_LINE);
}
}
