pretecno/lorawan-device-codecs
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beautify + test

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This commit is contained in:
Luca Pretto
2023-07-20 10:44:03 +02:00
parent 28c9c68153
commit c4f6859c76
1 changed files with 60 additions and 46 deletions
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106
barani-meteo-wind-2023.js
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@@ -3,15 +3,15 @@ var bindata = "";
var ConvertBase = function (num) {
return {
from : function (baseFrom) {
from: function (baseFrom) {
return {
to : function (baseTo) {
to: function (baseTo) {
return parseInt(num, baseFrom).toString(baseTo);
}
};
}
}
};
};
}
}
function pad(num) {
var s = "0000000" + num;
@@ -20,24 +20,24 @@ function pad(num) {
function windify(num) {
if (num > 0) {
return num * 0.6335 + 0.3582
return num * 0.6335 + 0.3582;
} else {
return 0
return 0;
}
}
}
ConvertBase.dec2bin = function (num) {
return pad(ConvertBase(num).from(10).to(2));
};
}
ConvertBase.bin2dec = function (num) {
return ConvertBase(num).from(2).to(10);
};
}
function data2bits(data) {
var binary = "";
for(var i=0; i<data.length; i++) {
for (var i = 0; i < data.length; i++) {
binary += ConvertBase.dec2bin(data[i]);
}
return binary;
@@ -50,35 +50,38 @@ function bitShift(bits) {
}
function precisionRound(number, precision) {
var factor = Math.pow(10, precision);
return Math.round(number * factor) / factor;
var factor = Math.pow(10, precision);
return Math.round(number * factor) / factor;
}
function Decoder(fPort, bytes, variables) {
bindata = data2bits(bytes);
bindata = data2bits(bytes);
if(bytes.length != 12) return {"status": "ERROR", "description": "12 bytes are required"};
Index = bitShift(8)*1;
if ((Index % 10) <= 4) {
bitShift(1); // is 9th bit useless?
Battery = (Index % 10) * 0.2 + 3.3;
} else {
bitShift(1); // is 9th bit useless?
Battery = (Index % 10) * 0.2 + 3.3 - 1;
if (bytes.length != 12) return {
"status": "ERROR",
"description": "12 bytes are required"
}
Hz_avg = bitShift(12) * 0.02
Index = bitShift(8) * 1;
if ((Index % 10) <= 4) {
bitShift(1); // is 9th bit useless?
Battery = (Index % 10) * 0.2 + 3.3;
} else {
bitShift(1); // is 9th bit useless?
Battery = (Index % 10) * 0.2 + 3.3 - 1;
}
Hz_avg = bitShift(12) * 0.02;
Wind_10m_avg = precisionRound(windify(Hz_avg), 2);
Hz_3s_gust = bitShift(9) * 0.1 + Hz_avg
Hz_3s_gust = bitShift(9) * 0.1 + Hz_avg;
Wind_3s_gust = precisionRound(windify(Hz_3s_gust), 1);
Hz_1s_gust = bitShift(8) * 0.1 + Hz_3s_gust;
Wind_1s_gust = precisionRound(windify(Hz_1s_gust), 1);
Hz_3s_min = bitShift(9) * 0.1
Hz_3s_min = bitShift(9) * 0.1;
Wind_3s_min = precisionRound(windify(Hz_3s_min), 1);
Wind_stdev = precisionRound(bitShift(8) * 0.1, 1);
@@ -96,27 +99,38 @@ function Decoder(fPort, bytes, variables) {
Debug_flags = bitShift(1);
decoded = {
"Index": Index,
"Battery": Battery,
"Wind_10m_avg": Wind_10m_avg,
"Wind_3s_gust": Wind_3s_gust,
"Wind_1s_gust": Wind_1s_gust,
"Wind_3s_min": Wind_3s_min,
"Wind_stdev": Wind_stdev,
"Dir_10m_avg": Dir_10m_avg,
"Dir_1s_gust": Dir_1s_gust,
"Dir_stdev": Dir_stdev,
"Duration_gust": Duration_gust,
"Alarm_sent": Alarm_sent,
"Debug_flags": Debug_flags,
};
"Index": Index,
"Battery": Battery,
"Wind_10m_avg": Wind_10m_avg,
"Wind_3s_gust": Wind_3s_gust,
"Wind_1s_gust": Wind_1s_gust,
"Wind_3s_min": Wind_3s_min,
"Wind_stdev": Wind_stdev,
"Dir_10m_avg": Dir_10m_avg,
"Dir_1s_gust": Dir_1s_gust,
"Dir_stdev": Dir_stdev,
"Duration_gust": Duration_gust,
"Alarm_sent": Alarm_sent,
"Debug_flags": Debug_flags,
}
return decoded;
return decoded;
}
function decodeUplink(input) {
return {
data: Decoder(input.fPort, input.bytes, input.variables)
};
return {
data: Decoder(input.fPort, input.bytes, input.variables)
}
}
// function hexToBytes(hex) {
// let bytes = [];
// for (let c = 0; c < hex.length; c += 2)
// bytes.push(parseInt(hex.substr(c, 2), 16));
// return bytes;
// }
// console.log("Testing decoder with sample data 0x0B80520C1C001F399C852001: ")
// console.table(Decoder(1,hexToBytes("0B80520C1C001F399C852001"),1))
// console.log("Done!")