/**
\brief The program starts executing here.
*/
int mote_main(void) {
uint8_t i;
// clear local variables
memset(&app_vars,0,sizeof(app_vars_t));
// initialize board
board_init();
GPIO_Configuration();
EXTI_Configuration();
GPIOD->BRR = (uint32_t)GPIO_Pin_2;
#ifdef RADIO_SLEEP
PORT_PIN_RADIO_SLP_TR_CNTL_HIGH();
#ifdef RADIO_SLEEP_IN_RUN_MOdE
while(1);
#endif
board_sleep();
#endif
#ifdef RADIO_TRXOFF
board_sleep();
#endif
// add callback functions radio
radio_setOverflowCb(cb_radioTimerOverflows);
radio_setCompareCb(cb_radioTimerCompare);
radio_setStartFrameCb(cb_startFrame);
radio_setEndFrameCb(cb_endFrame);
// prepare packet
app_vars.packet_len = sizeof(app_vars.packet);
for (i=0;i<app_vars.packet_len;i++) {
app_vars.packet[i] = ID;
}
// start bsp timer
bsp_timer_set_callback(cb_timer);
bsp_timer_scheduleIn(TIMER_PERIOD);
// prepare radio
radio_rfOn();
radio_setFrequency(CHANNEL);
// switch in RX by default
radio_rxEnable();
app_vars.state = APP_STATE_RX;
#ifdef RADIO_RX_ON
leds_all_off();
board_sleep();
#endif
// start by a transmit
app_vars.flags |= APP_FLAG_TIMER;
while (1) {
// sleep while waiting for at least one of the flags to be set
while (app_vars.flags==0x00) {
board_sleep();
}
// handle and clear every flag
while (app_vars.flags) {
if (app_vars.flags & APP_FLAG_START_FRAME) {
// start of frame
switch (app_vars.state) {
case APP_STATE_RX:
// started receiving a packet
leds_error_on();
break;
case APP_STATE_TX:
// started sending a packet
leds_sync_on();
break;
}
// clear flag
app_vars.flags &= ~APP_FLAG_START_FRAME;
}
if (app_vars.flags & APP_FLAG_END_FRAME) {
// end of frame
switch (app_vars.state) {
case APP_STATE_RX:
// done receiving a packet
app_vars.packet_len = sizeof(app_vars.packet);
for (i=0;i<app_vars.packet_len;i++) {
app_vars.packet[i] = 0;
}
// get packet from radio
radio_getReceivedFrame(app_vars.packet,
&app_vars.packet_len,
sizeof(app_vars.packet),
&app_vars.rxpk_rssi,
&app_vars.rxpk_lqi,
&app_vars.rxpk_crc);
leds_error_off();
break;
case APP_STATE_TX:
// done sending a packet
// switch to RX mode
radio_rxEnable();
app_vars.state = APP_STATE_RX;
leds_sync_off();
break;
}
// clear flag
app_vars.flags &= ~APP_FLAG_END_FRAME;
}
if (app_vars.flags & APP_FLAG_TIMER) {
// timer fired
if (app_vars.state==APP_STATE_RX) {
// stop listening
radio_rfOff();
// prepare packet
app_vars.packet_len = sizeof(app_vars.packet);
for (i=0;i<app_vars.packet_len;i++) {
app_vars.packet[i] = ID;
}
// start transmitting packet
radio_loadPacket(app_vars.packet,app_vars.packet_len);
radio_txEnable();
#ifdef RADIO_PLL_ON
leds_all_off();
board_sleep();
#endif
radio_txNow();
#ifdef RADIO_BUSY_TX
leds_all_off();
while(1) { //keep sending
PORT_PIN_RADIO_SLP_TR_CNTL_HIGH();
PORT_PIN_RADIO_SLP_TR_CNTL_LOW();
}
board_sleep();
#endif
app_vars.state = APP_STATE_TX;
}
// clear flag
app_vars.flags &= ~APP_FLAG_TIMER;
}
}
}
}
/**
\brief The program starts executing here.
*/
int mote_main(void) {
uint8_t i;
// clear local variables
memset(&app_vars,0,sizeof(app_vars_t));
// initialize board
board_init();
// add callback functions radio
radio_setOverflowCb(cb_radioTimerOverflows);
radio_setCompareCb(cb_radioTimerCompare);
radio_setStartFrameCb(cb_startFrame);
radio_setEndFrameCb(cb_endFrame);
// prepare packet
app_vars.packet_len = sizeof(app_vars.packet);
for (i=0;i<app_vars.packet_len;i++) {
app_vars.packet[i] = ID;
}
// start bsp timer
bsp_timer_set_callback(cb_timer);
bsp_timer_scheduleIn(TIMER_PERIOD);
// prepare radio
radio_rfOn();
radio_setFrequency(CHANNEL);
// switch in RX by default
radio_rxEnable();
app_vars.state = APP_STATE_RX;
// start by a transmit
app_vars.flags |= APP_FLAG_TIMER;
while (1) {
// sleep while waiting for at least one of the flags to be set
while (app_vars.flags==0x00) {
board_sleep();
}
// handle and clear every flag
while (app_vars.flags) {
//==== APP_FLAG_START_FRAME (TX or RX)
if (app_vars.flags & APP_FLAG_START_FRAME) {
// start of frame
switch (app_vars.state) {
case APP_STATE_RX:
// started receiving a packet
// led
leds_error_on();
break;
case APP_STATE_TX:
// started sending a packet
// led
leds_sync_on();
break;
}
// clear flag
app_vars.flags &= ~APP_FLAG_START_FRAME;
}
//==== APP_FLAG_END_FRAME (TX or RX)
if (app_vars.flags & APP_FLAG_END_FRAME) {
// end of frame
switch (app_vars.state) {
case APP_STATE_RX:
// done receiving a packet
app_vars.packet_len = sizeof(app_vars.packet);
// get packet from radio
radio_getReceivedFrame(
app_vars.packet,
&app_vars.packet_len,
sizeof(app_vars.packet),
&app_vars.rxpk_rssi,
&app_vars.rxpk_lqi,
&app_vars.rxpk_crc
);
// led
leds_error_off();
break;
case APP_STATE_TX:
// done sending a packet
// switch to RX mode
radio_rxEnable();
app_vars.state = APP_STATE_RX;
// led
leds_sync_off();
break;
}
// clear flag
app_vars.flags &= ~APP_FLAG_END_FRAME;
}
//==== APP_FLAG_TIMER
if (app_vars.flags & APP_FLAG_TIMER) {
// timer fired
if (app_vars.state==APP_STATE_RX) {
// stop listening
radio_rfOff();
// prepare packet
app_vars.packet_len = sizeof(app_vars.packet);
for (i=0;i<app_vars.packet_len;i++) {
app_vars.packet[i] = ID;
}
// start transmitting packet
radio_loadPacket(app_vars.packet,app_vars.packet_len);
radio_txEnable();
radio_txNow();
app_vars.state = APP_STATE_TX;
}
// clear flag
app_vars.flags &= ~APP_FLAG_TIMER;
}
}
}
}
