/**
* @brief Identifies the SPIRIT1 Xtal frequency and version.
* @param None
* @retval Status
*/
void SpiritManagementIdentificationRFBoard(void)
{
do{
/* Delay for state transition */
for(volatile uint8_t i=0; i!=0xFF; i++);
/* Reads the MC_STATUS register */
SpiritRefreshStatus();
}while(g_xStatus.MC_STATE!=MC_STATE_READY);
SpiritRadioSetXtalFrequency(XTAL_FREQUENCY);
//SpiritGeneralSetSpiritVersion(SPIRIT_VERSION);
}
/*---------------------------------------------------------------------------*/
static int
spirit_radio_init(void)
{
PRINTF("RADIO INIT IN\n");
SpiritSpiInit();
/* Configure radio shut-down (SDN) pin and activate radio */
SdkEvalM2SGpioInit(M2S_GPIO_SDN, M2S_MODE_GPIO_OUT);
/* Configures the SPIRIT1 library */
SpiritRadioSetXtalFrequency(XTAL_FREQUENCY);
SpiritManagementSetVersion(SPIRIT1_VERSION);
SpiritGeneralSetSpiritVersion(SPIRIT1_VERSION);
SpiritManagementSetXtalFrequency(XTAL_FREQUENCY);
/* wake up to READY state */
/* weirdly enough, this *should* actually *set* the pin, not clear it! The pins is declared as GPIO_pin13 == 0x2000 */
M2S_GPIO_SDN_PORT->BSRRL = M2S_GPIO_SDN_PIN;
/* GPIOC->BSRRL = M2S_GPIO_SDN_PIN;*/
GPIO_ResetBits(M2S_GPIO_SDN_PORT, M2S_GPIO_SDN_PIN);
/* wait minimum 1.5 ms to allow SPIRIT1 a proper boot-up sequence */
BUSYWAIT_UNTIL(0, 3 * RTIMER_SECOND/2000);
/* Soft reset of core */
spirit1_strobe(SPIRIT1_STROBE_SRES);
/* SpiritCmdStrobeSres();*/
/* Configures the SPIRIT1 radio part */
SRadioInit xRadioInit = {
XTAL_FREQUENCY,
XTAL_OFFSET_PPM,
BASE_FREQUENCY,
CHANNEL_SPACE,
CHANNEL_NUMBER,
MODULATION_SELECT,
DATARATE,
FREQ_DEVIATION,
BANDWIDTH
};
SpiritRadioInit(&xRadioInit);
SpiritRadioSetPALeveldBm(0,POWER_DBM);
SpiritRadioSetPALevelMaxIndex(0);
/* Configures the SPIRIT1 packet handler part*/
PktBasicInit xBasicInit = {
PREAMBLE_LENGTH,
SYNC_LENGTH,
SYNC_WORD,
LENGTH_TYPE,
LENGTH_WIDTH,
CRC_MODE,
CONTROL_LENGTH,
EN_ADDRESS,
EN_FEC,
EN_WHITENING
};
SpiritPktBasicInit(&xBasicInit);
/* Enable the following interrupt sources, routed to GPIO */
SpiritIrqDeInit(NULL);
SpiritIrqClearStatus();
SpiritIrq(TX_DATA_SENT, S_ENABLE);
SpiritIrq(RX_DATA_READY,S_ENABLE);
SpiritIrq(VALID_SYNC,S_ENABLE);
SpiritIrq(RX_DATA_DISC, S_ENABLE);
SpiritIrq(TX_FIFO_ERROR, S_ENABLE);
SpiritIrq(RX_FIFO_ERROR, S_ENABLE);
/* Configure Spirit1 */
SpiritRadioPersistenRx(S_ENABLE);
SpiritQiSetSqiThreshold(SQI_TH_0);
SpiritQiSqiCheck(S_ENABLE);
SpiritQiSetRssiThresholddBm(CCA_THRESHOLD);
SpiritTimerSetRxTimeoutStopCondition(SQI_ABOVE_THRESHOLD);
SET_INFINITE_RX_TIMEOUT();
SpiritRadioAFCFreezeOnSync(S_ENABLE);
/* Puts the SPIRIT1 in STANDBY mode (125us -> rx/tx) */
spirit1_strobe(SPIRIT1_STROBE_STANDBY);
/* SpiritCmdStrobeCommand(SPIRIT1_STROBE_STANDBY);*/
/* SpiritCmdStrobeStandby();*/
spirit_on = OFF;
CLEAR_RXBUF();
CLEAR_TXBUF();
/* Initializes the mcu pin as input, used for IRQ */
SdkEvalM2SGpioInit(M2S_GPIO_0, M2S_MODE_EXTI_IN);
SdkEvalM2SGpioInit(M2S_GPIO_1, M2S_MODE_EXTI_IN);
SdkEvalM2SGpioInit(M2S_GPIO_2, M2S_MODE_EXTI_IN);
SdkEvalM2SGpioInit(M2S_GPIO_3, M2S_MODE_EXTI_IN);
/* Configure the radio to route the IRQ signal to its GPIO 3 */
SpiritGpioInit(&(SGpioInit){SPIRIT_GPIO_3, SPIRIT_GPIO_MODE_DIGITAL_OUTPUT_LP, SPIRIT_GPIO_DIG_OUT_IRQ});
process_start(&spirit_radio_process, NULL);
PRINTF("Spirit1 init done\n");
return 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
}
}
/**
* @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
SdkEvalM2SGpioInit(M2S_GPIO_3,M2S_MODE_EXTI_IN);
/* Spirit IRQ config */
SpiritGpioInit(&xGpioIRQ);
#ifdef STM8L
enableInterrupts();
#elif SDK
SdkEvalM2SGpioInterruptCmd(M2S_GPIO_3,0x0A,0x0A,ENABLE);
#endif
/* Spirit Radio config */
SpiritRadioInit(&xRadioInit);
/* Spirit Radio set power */
SpiritRadioSetPALeveldBm(7,POWER_DBM);
SpiritRadioSetPALevelMaxIndex(7);
/* Spirit Packet config */
SpiritPktStackInit(&xStackInit);
SpiritPktStackAddressesInit(&xAddressInit);
/* Spirit IRQs enable */
SpiritIrqDeInit(NULL);
SpiritIrq(TX_DATA_SENT , S_ENABLE);
/* payload length config */
SpiritPktStackSetPayloadLength(20);
/* destination address */
SpiritPktStackSetDestinationAddress(DESTINATION_ADDRESS);
/* IRQ registers blanking */
SpiritIrqClearStatus();
/* infinite loop */
while (1){
#ifdef USE_VCOM
printf("A data to transmit: [");
for(uint8_t i=0 ; i<20 ; i++)
printf("%d ", vectcTxBuff[i]);
printf("]\n\r");
#endif
/* fit the TX FIFO */
SpiritCmdStrobeFlushTxFifo();
SpiritSpiWriteLinearFifo(20, vectcTxBuff);
/* send the TX command */
SpiritCmdStrobeTx();
/* wait for TX done */
while(!xTxDoneFlag);
xTxDoneFlag = RESET;
/* pause between two transmissions */
SdkDelayMs(500);
}
}
/**
* @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_TypeDef)(USART_Mode_Rx | 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
/* Spirit IRQ config */
SpiritGpioInit(&xGpioIRQ);
/* Spirit Radio config */
SpiritRadioInit(&xRadioInit);
/* Spirit Radio set power */
SpiritRadioSetPALeveldBm(0,POWER_DBM);
SpiritRadioSetPALevelMaxIndex(0);
/* Spirit Packet config */
SpiritPktStackInit(&xStackInit);
//SpiritPktStackAddressesInit(&xAddressInit);
SpiritPktStackLlpInit(&xStackLLPInit);
/* Spirit IRQs enable */
SpiritIrqDeInit(&xIrqStatus);
SpiritIrq(RX_DATA_DISC,S_ENABLE);
SpiritIrq(RX_DATA_READY,S_ENABLE);
SpiritIrq(TX_DATA_SENT , S_ENABLE);
EXTI_ClearITPendingBit(M2S_GPIO_3_EXTI_LINE);
SdkEvalM2SGpioInit(M2S_GPIO_3,M2S_MODE_EXTI_IN);
/* enable SQI check */
SpiritQiSetSqiThreshold(SQI_TH_0);
SpiritQiSqiCheck(S_ENABLE);
/* rx timeout config */
SpiritTimerSetRxTimeoutMs(1000.0);
//SET_INFINITE_RX_TIMEOUT();
SpiritTimerSetRxTimeoutStopCondition(SQI_ABOVE_THRESHOLD);
/* IRQ registers blanking */
SpiritIrqClearStatus();
#ifdef PIGGYBACKING
/* payload length config */
SpiritPktStackSetPayloadLength(20);
/* write piggybacking data */
SpiritSpiWriteLinearFifo(20, vectcTxBuff);
#endif
#ifdef STM8L
enableInterrupts();
#elif SDK
SdkEvalM2SGpioInterruptCmd(M2S_GPIO_3,0x0A,0x0A,ENABLE);
#endif
/* RX command */
SpiritCmdStrobeRx();
while (1){
}
}
/**
* @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_TypeDef)(USART_Mode_Rx | 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
/* Reset Spirit registers to default */
SpiritCmdStrobeSres();
SdkEvalM2SGpioInit(M2S_GPIO_3,M2S_MODE_EXTI_IN);
/* Spirit IRQ config */
SpiritGpioInit(&xGpioIRQ);
/* Configure some output signals (to be probed with a scope to verify) */
SpiritGpioInit(&xGpio1Rx);
SpiritGpioInit(&xGpio0Sleep);
/* Spirit Radio config */
SpiritRadioInit(&xRadioInit);
SpiritCalibrationRco(S_ENABLE);
/* Spirit Packet config */
SpiritPktBasicInit(&xBasicInit);
/* IRQ registers blanking */
SpiritIrqClearStatus();
#ifdef STM8L
enableInterrupts();
#elif SDK
SdkEvalM2SGpioInterruptCmd(M2S_GPIO_3,0x0A,0x0A,ENABLE);
#endif
SpiritQiSetSqiThreshold(SQI_TH_0);
SpiritQiSqiCheck(S_ENABLE);
/* Spirit IRQs enable */
SpiritIrqDeInit(&xIrqStatus);
SpiritIrq(RX_DATA_READY,S_ENABLE);
SpiritIrq(RX_DATA_DISC,S_ENABLE);
/* Payload length config */
SpiritPktBasicSetPayloadLength(20);
/* RX timeout config */
SET_INFINITE_RX_TIMEOUT();
SpiritTimerSetRxTimeoutStopCondition(SQI_ABOVE_THRESHOLD);
float fWuTimer;
uint8_t cWuPrescaler,cWuCounter,cWuReloadCounter;
/* Set the wake Up event every WAKEUP_TIMER ms */
SpiritTimerSetWakeUpTimerMs(WAKEUP_TIMER);
/* Get the counter and the prescaler of the WU timer */
SpiritTimerGetWakeUpTimer(&fWuTimer,&cWuCounter,&cWuPrescaler);
/*
Compute the rephasing timer to be reloaded on sync.
This value will be equal to: WAKE_UP_TIMER - (PREAMB_TIME + SYNC_TIME) - GUARD_TIME,
where:
- (PREAMB_TIME + SYNC_TIME) is the time needed to transmit preamble and sync.
- GUARD_TIME is a security bound to make the Rx awake before the Tx.
*/
float fReloadMs = WAKEUP_TIMER-1000.0*(float)(SpiritPktBasicGetPreambleLength()+SpiritPktBasicGetSyncLength())*8.0/DATARATE-10.0;
/* In order to have not lack of accuracy it is recommended that the reload timer
has the same prescaler of the WakeUp timer.
So compute the counter using the WU prescaler previously computed.
*/
cWuReloadCounter=(uint8_t)(fReloadMs*(float)SpiritTimerGetRcoFrequency()/1000/(cWuPrescaler+1))-1;
/* Set the Wake up reload timer */
SpiritTimerSetWakeUpTimerReload(cWuReloadCounter,cWuPrescaler);
/* Enable the auto reload on sync */
SpiritTimerLdcrAutoReload(S_ENABLE);
/* Enable the LDCR mode */
SpiritTimerLdcrMode(S_ENABLE);
SpiritCmdStrobeFlushRxFifo();
/* Set Spirit in Rx state */
SpiritCmdStrobeRx();
/* infinite loop */
while (1) {
while(!xRxDataReadyFlag);
xRxDataReadyFlag=RESET;
if(xFirstReception==RESET)
{
SpiritTimerSetRxTimeoutMs(80.0);
xFirstReception=SET;
SdkEvalLedToggle(LED1);
}
}
}
/**
* @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_TypeDef)(USART_Mode_Rx | 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
/* Spirit IRQ config */
SpiritGpioInit(&xGpioIRQ);
/* Spirit Radio config */
SpiritRadioInit(&xRadioInit);
/* Spirit Radio set power */
SpiritRadioSetPALeveldBm(7,POWER_DBM);
SpiritRadioSetPALevelMaxIndex(7);
/* Spirit Packet config */
SpiritPktStackInit(&xStackInit);
SpiritPktStackLlpInit(&xStackLLPInit);
/* Spirit IRQs enable */
SpiritIrqDeInit(NULL);
SpiritIrq(TX_DATA_SENT , S_ENABLE);
SpiritIrq(RX_DATA_READY, S_ENABLE);
SpiritIrq(MAX_RE_TX_REACH, S_ENABLE);
EXTI_ClearITPendingBit(M2S_GPIO_3_EXTI_LINE);
SdkEvalM2SGpioInit(M2S_GPIO_3,M2S_MODE_EXTI_IN);
/* payload length config */
SpiritPktStackSetPayloadLength(20);
/* enable SQI check */
SpiritQiSetSqiThreshold(SQI_TH_0);
SpiritQiSqiCheck(S_ENABLE);
/* rx timeout config */
SpiritTimerSetRxTimeoutMs(200.0);
SpiritTimerSetRxTimeoutStopCondition(SQI_ABOVE_THRESHOLD);
/* require ack from the receiver */
SpiritPktStackRequireAck(S_ENABLE);
/* IRQ registers blanking */
SpiritIrqClearStatus();
#ifdef STM8L
enableInterrupts();
#elif SDK
SdkEvalM2SGpioInterruptCmd(M2S_GPIO_3,0x0A,0x0A,ENABLE);
#endif
/* infinite loop */
while (1){
#ifdef USE_VCOM
printf("A data to transmit: [");
for(uint8_t i=0 ; i<20 ; i++)
printf("%d ", vectcTxBuff[i]);
printf("]\r\n");
#endif
/* fit the TX FIFO */
SpiritCmdStrobeFlushTxFifo();
SpiritSpiWriteLinearFifo(20, vectcTxBuff);
/* send the TX command */
SpiritCmdStrobeTx();
/* wait for TX done */
while(!xTxDoneFlag);
xTxDoneFlag = RESET;
/* Delay after reset */
SdkDelayMs(500);
}
}
/**
* @brief Identifies the SPIRIT1 Xtal frequency and version.
* @param None
* @retval Status
*/
void SpiritManagementIdentificationRFBoard(void)
{
do{
/* Delay for state transition */
for(volatile uint8_t i=0; i!=0xFF; i++);
/* Reads the MC_STATUS register */
SpiritRefreshStatus();
}while(g_xStatus.MC_STATE!=MC_STATE_READY);
SdkEvalSetHasEeprom(EepromIdentification());
if(!SdkEvalGetHasEeprom()) /* EEPROM is not present*/
{
SpiritManagementComputeSpiritVersion();
SpiritManagementComputeXtalFrequency();
}
else /* EEPROM found*/
{
/*read the memory and set the variable*/
EepromRead(0x0000, 32, tmpBuffer);
uint32_t xtal;
if(tmpBuffer[0]==0 || tmpBuffer[0]==0xFF) {
SpiritManagementComputeSpiritVersion();
SpiritManagementComputeXtalFrequency();
return;
}
switch(tmpBuffer[1]) {
case 0:
xtal = 24000000;
SpiritRadioSetXtalFrequency(xtal);
break;
case 1:
xtal = 25000000;
SpiritRadioSetXtalFrequency(xtal);
break;
case 2:
xtal = 26000000;
SpiritRadioSetXtalFrequency(xtal);
break;
case 3:
xtal = 48000000;
SpiritRadioSetXtalFrequency(xtal);
break;
case 4:
xtal = 50000000;
SpiritRadioSetXtalFrequency(xtal);
break;
case 5:
xtal = 52000000;
SpiritRadioSetXtalFrequency(xtal);
break;
default:
SpiritManagementComputeXtalFrequency();
break;
}
SpiritVersion spiritVersion;
if(tmpBuffer[2]==0 || tmpBuffer[2]==1) {
spiritVersion = SPIRIT_VERSION_2_1;
//SpiritGeneralSetSpiritVersion(spiritVersion);
}
else if(tmpBuffer[2]==2) {
spiritVersion = SPIRIT_VERSION_3_0;
//SpiritGeneralSetSpiritVersion(spiritVersion);
}
else {
SpiritManagementComputeSpiritVersion();
}
if(tmpBuffer[14]==1) {
spiritVersion = SPIRIT_VERSION_3_0_D1;
// SpiritGeneralSetSpiritVersion(spiritVersion);
}
RangeExtType range;
if(tmpBuffer[5]==0) {
range = RANGE_EXT_NONE;
}
else if(tmpBuffer[5]==1) {
range = RANGE_EXT_SKYWORKS_169;
}
else if(tmpBuffer[5]==2) {
range = RANGE_EXT_SKYWORKS_868;
}
else {
range = RANGE_EXT_NONE;
}
SpiritManagementSetRangeExtender(range);
SpiritManagementSetBand(tmpBuffer[3]);
}
}
/**
* @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_TypeDef)(USART_Mode_Rx | 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
SdkEvalM2SGpioInit(M2S_GPIO_3,M2S_MODE_EXTI_IN);
/* Spirit IRQ config */
SpiritGpioInit(&xGpioIRQ);
/* Configure some output signals (to be probed with a scope to verify) */
SpiritGpioInit(&xGpio1Tx);
SpiritGpioInit(&xGpio0Sleep);
/* Spirit Radio config */
SpiritRadioInit(&xRadioInit);
SpiritCalibrationRco(S_ENABLE);
/* Spirit Radio set power */
SpiritRadioSetPALevelMaxIndex(7);
SpiritRadioSetPALeveldBm(7,POWER_DBM);
/* Spirit Packet config */
SpiritPktBasicInit(&xBasicInit);
/* IRQ registers blanking */
SpiritIrqClearStatus();
#ifdef STM8L
enableInterrupts();
#elif SDK
SdkEvalM2SGpioInterruptCmd(M2S_GPIO_3,0x0A,0x0A,ENABLE);
#endif
/* Spirit IRQs enable */
SpiritIrqDeInit(&xIrqStatus);
SpiritIrq(TX_DATA_SENT, S_ENABLE);
/* payload length config */
SpiritPktBasicSetPayloadLength(20);
/* Set the wake Up event every WAKEUP_TIMER ms */
SpiritTimerSetWakeUpTimerMs(WAKEUP_TIMER);
SpiritCmdStrobeFlushTxFifo();
/* Enable the LDCR mode */
SpiritTimerLdcrMode(S_ENABLE);
/* Send a Tx command */
SpiritCmdStrobeTx();
/* infinite loop */
while (1)
{
#ifdef USE_VCOM
printf("A data to transmit: [");
for(uint8_t i=0 ; i<20 ; i++)
printf("%d ", vectcTxBuff[i]);
printf("]\n\r");
#endif
/* Load the Tx FIFO with 20 bytes of data */
SpiritSpiWriteLinearFifo(20,vectcTxBuff);
SpiritRefreshStatus();
/* Wait for the Tx done */
while(!xTxDoneFlag);
xTxDoneFlag = RESET;
}
}