Receivetime and Request in 1.6


  • Hardware Contributor

    Hi!

    Im building a sketch in 1.6.0b where im first request time and then request a v_text (code pretty much standard)

    requestTime();
    request(messageCHILD, V_TEXT, 0);
    
    void receiveTime(unsigned long time) {
      // Ok, set incoming time 
      Serial.println("requesting time");
      setTime(time);
      timeReceived = true;
    }
    
    // This is called when a message is received 
    void receive(const MyMessage &message) {
        Serial.print("Msg 2 Child: "); Serial.print(message.sensor); Serial.print(", Message: "); Serial.println(message.getLong());
        if (message.sensor == messageCHILD){
            if (message.type==V_TEXT) {                     // Text content
            temp = message.getLong();        // copy it in
                newMessageAvailable = true ;
            }
        }
    }
    

    But the text and time as mixed up and i recieve not only my textmessage but also the time in V_TEXT:

    Log:
    requesting time
    read: 0-0-105 s=255,c=3,t=1,pt=0,l=10,sg=0:1450651817
    send: 105-105-0-0 s=8,c=2,t=47,pt=0,l=0,sg=0,st=ok:
    read: 0-0-105 s=8,c=2,t=47,pt=0,l=2,sg=0:10
    Message: 8, Message: 1050651817

    10 is read and its the right value, but the message.getlong is 1050651817

    @AWI or anyone?


  • Admin

    @sundberg84 said:

    temp = message.getLong();

    I don't understand why you try to get a long-value from the incoming text-message?

    You seem to receive a 2 byte string (pt=0) which indicates a string.
    https://github.com/mysensors/Arduino/blob/development/libraries/MySensors/core/MyMessage.h#L180

    If you read a long (4-bytes) you'll probably pick up trash from the previous message.


  • Hardware Contributor

    @hek Ok, I was thinkig that it can be a 10.7 as temp as well and i will only send temp values.
    What do you suggest i use?


  • Admin

    Try using msg.getString()


  • Hardware Contributor

    Ok, tried that but it doesnt work. Its like the recieve time variable doesnt empty and the first numbers is just overwritten:

    read: 0-0-105 s=255,c=3,t=1,pt=0,l=10,sg=0:1451249777
    requesting time
    send: 105-105-0-0 s=8,c=2,t=47,pt=0,l=0,sg=0,st=ok:
    read: 0-0-105 s=8,c=2,t=47,pt=0,l=3,sg=0:5.5
    Msg to Child: 8, Message: 5.51249777

    So the variable with my time is 5.5 and 1249777 from time.


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