LoRaWAN Tabs decoder for The Things Network Console

Door_Window_Sensor.js

/**
  * Payload example on port 100: 01FB3700001F0000
**/

function Decoder(bytes, port) {
  var decoded = {};

  if (port === 100) {
    decoded.open = bytes[0] & 0x01;
    decoded.voltage = (25 + (bytes[1] & 0xf)) / 10;
    decoded.capacity = parseInt(((bytes[1] & 0xf0) / 16) * 100 / 15);
    decoded.temperature = (bytes[2] & 0x7f) - 32;
    decoded.time_elapsed = (bytes[4] << 8 | bytes[3]) & 0xffff;
    decoded.total_count = (bytes[7] << 8 | bytes[6] << 16 | bytes[5]) & 0xffffff;
  }

  return decoded;
}

Healthy_Home_Sensor.js

/**
  * Without CO2 and VOC; bytes are set to FF for newer Tabs sensors
  * Payload example on port 103: 08FB353BFFFFFFFF
**/

function Decoder(bytes, port) {
  var decoded = {};

  if (port === 103) {
    decoded.voltage = (25 + (bytes[1] & 0xf)) / 10;
    decoded.capacity = parseInt(((bytes[1] & 0xf0) / 16) * 100 / 15);
    decoded.temperature = (bytes[2] & 0x7f) - 32;
    decoded.humidity = bytes[3] & 0x7f;
  }

  return decoded;
}