Use Uint8 for temperature

Signed-off-by: Sakari Poussa <sakari.poussa@intel.com>

Author: kenchris

server/main.js

@@ -30,7 +30,7 @@ util.inherits(TemperatureCharacteristic, bleno.Characteristic);
 
 TemperatureCharacteristic.prototype.onReadRequest = function(offset, callback) {
   var data = new Buffer(8);
-  data.writeDoubleLE(this._lastValue, 0);
+  data.writeUInt8(this._lastValue);
   callback(this.RESULT_SUCCESS, data);
 };
 
@@ -68,7 +68,7 @@ TemperatureCharacteristic.prototype.valueChange = function(value) {
   console.log("Temperature change " + newValue);
 
   var data = new Buffer(8);
-  data.writeDoubleLE(newValue, 0);
+  data.writeUInt8(newValue);
 
   if (this._onChange) {
     this._onChange(data);

static/index.html

@@ -291,7 +291,7 @@
           let data = event.target.value;
           // In Chrome 50+, a DataView is returned instead of an ArrayBuffer.
           data = data.buffer ? data : new DataView(data);
-          let temperature = data.getFloat64(0, /*littleEndian=*/ true);
+          let temperature = data.getUint8(0);
           document.querySelector('#temp').innerHTML = temperature.toFixed(0);
 
           let date = (new Date()).toString().replace(/^.* (\d+:\d+:\d+).*$/, (match, p) => p);