Exemplo n.º 1
0
void loop () {
    if (Serial.available())
        handleInput(Serial.read());

    if (tempTimer.poll()) {
      sendTempPacket();
      tempTimer.set(TEMP_INTERVAL);
    }

	unsigned long now = millis();
	cli();
	bool needSendPulse = false;
    if (pulseActivity && (lastPulsePacket + PULSE_INTERVAL < now)) {
    	pulseActivity = false;
    	lastPulsePacket = now;
    	needSendPulse = true;
    }
	sei();
    if (needSendPulse) {
    	sendPulsePacket();
    }

    if (!rf12_recvDone() || rf12_crc != 0)
        return; // nothing to do

    digitalWrite(PIN_LED, HIGH);

    forwardPacket();

    digitalWrite(PIN_LED, LOW);
}
Exemplo n.º 2
0
void setup () {
    Serial.begin(57600);
    Serial.print("\n[groupRelay]");
    loadConfig();
    tempTimer.set(TEMP_INTERVAL);
    pinMode(PIN_LED, OUTPUT);
    attachInterrupt(1, pulse, CHANGE);
//    pinMode(PIN_TEMP1, INPUT);
//    pinMode(PIN_TEMP2, INPUT);
//    digitalWrite(PIN_TEMP1, LOW); // disable pullup
//    digitalWrite(PIN_TEMP2, LOW); // disable pullup
}
Exemplo n.º 3
0
void forwardPacket() {
    // make copies, because rf12_* will change in next rf12_recvDone
    byte hdr = rf12_hdr, len = rf12_len;
    if (config.multi_node) {
        // special case: insert original header (src node ID) as first data byte
        // careful with max-length packets in multi-node mode: drop last byte!
        // this is necessary because we're inserting an extra byte at the front
        if (len >= sizeof buf)
            --len;
        buf[0]= hdr;
    }
    memcpy(buf + config.multi_node, (void*) rf12_data, len);

    // save these for later as well, same reason as above
    byte wantsAck = RF12_WANTS_ACK, ackReply = RF12_ACK_REPLY;
    if (config.acks_enable) {
        // if we're not supposed to send back ACKs, then don't ask for 'em
        wantsAck = false;
        hdr &= ~ RF12_HDR_ACK;
    }

    Serial.print("\n[*]");

    // switch to outgoing group
    rf12_initialize(config.out_node, code2type(config.freq), config.out_group);

    // send our packet, once possible
    while (!rf12_canSend())
        rf12_recvDone();
    rf12_sendStart(hdr, buf, len + config.multi_node, 1);

    if (wantsAck) {
        ackTimer.set(100); // wait up to 100 ms for a valid ack packet
        wantsAck = false;
        while (!wantsAck && !ackTimer.poll())
            wantsAck = rf12_recvDone() && rf12_crc == 0;
    }

    // switch back to incoming group
    rf12_initialize(config.in_node, code2type(config.freq), config.in_group);

    if (wantsAck) {
        // copy ack packet to our temp buffer, same reason as above
        len = rf12_len;
        memcpy(buf, (void*) rf12_data, rf12_len);

        // send ACK packet back, once possible
        while (!rf12_canSend())
            rf12_recvDone();
        rf12_sendStart(ackReply, buf, len, 1);
    }
}