uint8_t AQERF_Remote::pair(void){
// try this for a period of time up to the pairing duration
for(uint32_t ii = 0; ii < AQERF_PAIRING_DURATION_MS; ii++){
if (rf12_recvDone()) { // incoming data is present
if(0 == rf12_crc){ // otherwise the data is unreliable
if(AQERF_PACKET_TYPE_BASE_STATION_ADVERTISEMENT == rf12_data[AQERF_PACKET_TYPE_OFFSET]){
// we have a pairing ...
// store the advertised base address in RAM and EEPROM
memcpy(base_station_address, (const void *) (rf12_data + AQERF_BASE_ADDRESS_OFFSET), AQERF_BASE_ADDRESS_LENGTH);
//TODO: Store the base_station_address to EEPROM
eeprom_write_block(base_station_address, (void *) AQERF_EEPROM_LAST_KNOWN_BASE_ADDRESS, 6);
return 1;
}
}
}
delay(1);
}
return 0;
}
boolean AQERF_Base::pair(void){
uint32_t current_time = millis();
boolean pairing_done = false;
if(current_time < end_time){
rf12_recvDone();
if(current_time - previous_time > PAIRING_BROADCAST_INTERVAL_MS) {
previous_time = current_time;
need_to_send = 1;
}
if(rf12_canSend() && need_to_send){
rf12_sendStart(0, packet, AQERF_BASE_STATION_ADVERTISEMENT_PACKET_LENGTH);
need_to_send = 0;
}
pairing_done = false;
}
else{
pairing_done = true;
}
return pairing_done;
}
void sendPulsePacket() {
cli();
volatile unsigned long long pulsesNow = pulses;
volatile unsigned long noiseNow = noise;
sei();
Serial.print("(");
Serial.print(millis());
Serial.print(")");
digitalWrite(PIN_LED, HIGH);
Serial.print("[P:");
Serial.print((unsigned long)pulsesNow);
Serial.print(",");
Serial.print(noise);
pulsePayload[4] = 4;
*((unsigned long long*)(pulsePayload + 5)) = pulsesNow;
*((unsigned long*)(pulsePayload + 13)) = noiseNow;
// send our packet, once possible
while (!rf12_canSend())
rf12_recvDone();
Serial.print(" *");
rf12_sendStart(0, pulsePayload, sizeof pulsePayload, 1);
Serial.println("]");
digitalWrite(PIN_LED, LOW);
}
/// @details
/// Wait until transmission is possible, then start it as soon as possible.
/// @note This uses a (brief) busy loop and will discard any incoming packets.
/// @param hdr The header contains information about the destination of the
/// packet to send, and flags such as whether this should be
/// acknowledged - or if it actually is an acknowledgement.
/// @param ptr Pointer to the data to send as packet.
/// @param len Number of data bytes to send. Must be in the range 0 .. 65.
void rf12_sendNow (uint8_t hdr, const void* ptr, uint8_t len) {
while (!rf12_canSend())
rf12_recvDone(); // keep the driver state machine going, ignore incoming
rf12_sendStart(hdr, ptr, len);
}
//Transceiver functions:
void OpenGardenClass::initRF(void){
rf12_initialize(myNodeID,RF12_433MHZ,100); // (GatewayNodeID,freq,network)
rf12_recvDone();
}
// must be called often to keep the driver moving
uint8_t AQERF_Remote::clearToSend(void){
rf12_recvDone();
return rf12_canSend();
}
