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Created Sep 4, 2016
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module.exports = function(helper) {
var protocolInfo, pulsesToBinaryMapping;
pulsesToBinaryMapping = {
'11': '0',
'01': '1',
'02': '',
'12': ''
};
return protocolInfo = {
name: 'weatherTFA30',
type: 'weather',
values: {
id: {
type: "number"
},
channel: {
type: "number"
},
temperature: {
type: "number"
},
humidity: {
type: "number"
}
},
brands: ["tfa30.3125"],
pulseLengths: [444, 1160, 28580],
pulseCount: 88,
decodePulses: function(pulses) {
var binary, h0, h1, humidity, result, t0, t1, t2, temperature;
binary = helper.map(pulses, pulsesToBinaryMapping);
t0 = helper.binaryToNumber(binary, 20, 23); //Zehnerstelle bei Temperatur müssen 5 abgezogen werden , bei Humidity nix abziehen !
t1 = helper.binaryToNumber(binary, 24, 27); //Einerstelle Temp / Hum
t2 = helper.binaryToNumber(binary, 28, 31); //Dezimalstelle nur fuer Temp
temperature = (((t0-5) * 10)+t1+(t2*0.1)); //Temperatur t0 ist Zehnerstelle minus 5
h0 = helper.binaryToNumber(binary, 20, 23); //Kopie der Zehnerstelle bei Temperatur müssen 5 abgezogen werden , bei Humidity nix abziehen !
h1 = helper.binaryToNumber(binary, 24, 27); //Kopie der Einerstelle Temp / Hum
humidity = h0 * 10 + h1; //Humidity aus Kopie der Daten ermitteln
channel = helper.binaryToNumber(binary, 8, 10) ; //Temp = 000 , Humidity = 111 ! entsprechend wird entweder temperature oder humidty zurueck gemeldet !
if (channel === 0 ) {
return result = {
id: helper.binaryToNumber(binary, 12, 18), //wechselt bei jedem Batteriewechsel !
channel: channel , //Temp = 000 , Humidity = 111 (Dezimal = 7) !
temperature: temperature //channel = 7 , Humidty wird zurueck gemeldet
};
}
else{
return result = {
id: helper.binaryToNumber(binary, 12, 18), //wechselt bei jedem Batteriewechsel !
channel: channel , //Temp = 000 , Humidity = 111 !
humidity: humidity //channel = 7 , Humidty wird zurueck gemeldet
};
};
}
};
};
@Schroedi71
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Schroedi71 commented Sep 7, 2016

The protocol is of a Tep / Hum sensor of the brand TFA type 30.3125. (from Amazon :-) )
I use this of protocol created for 6 months and it is going well.

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