Added code for second temperature sensor.

Garage/Garage.ino

@@ -11,6 +11,8 @@ const int pin_doorclosed = D1;
 const int pin_sidedoor = D2;
 const int pin_doortoggle = D6;
 const int pin_temperature = D7;
+DeviceAddress ambient = { 0x28, 0x6F, 0x08, 0x0A, 0x31, 0x14, 0x01, 0x20 };
+DeviceAddress freezer = { 0x28, 0x6C, 0x96, 0x00, 0x31, 0x14, 0x01, 0x77 };
 
 // WiFi & Connectivity Settings
 #include "secrets.h"
@@ -27,6 +29,7 @@ const char* topic_doorcommand = "garage/door/command";
 const char* topic_doorstate = "garage/door/state";
 const char* topic_sidedoor = "garage/sidedoor";
 const char* topic_ambienttemp = "garage/temperature";
+const char* topic_freezertemp = "garage/freezer";
 
 // Currently reported states and/or times
 bool state_sidedoor = 1;
@@ -136,13 +139,15 @@ void loop() {
     delay(500);
   }
 
-  // Check the temperature every 30 seconds and send an update
+  // Check the temperatures every 30 seconds and send an update
   unsigned long elapsed_temperature = millis() - sent_temperature;
   if(elapsed_temperature >= 30000) {
     DallasTemp.requestTemperatures();
-    char tempstr[6];
-    sprintf(tempstr, "%.1f", DallasTemp.getTempCByIndex(0));
-    client.publish(topic_ambienttemp, tempstr);
+    char ambtempstr[6], frztempstr[6];
+    sprintf(ambtempstr, "%.1f", DallasTemp.getTempC(ambient));
+    sprintf(frztempstr, "%.1f", DallasTemp.getTempC(freezer));
+    client.publish(topic_ambienttemp, ambtempstr);
+    client.publish(topic_freezertemp, frztempstr);
 
     Serial.print("The temperature is ");
     Serial.print(tempstr);
@@ -150,7 +155,6 @@ void loop() {
     sent_temperature = millis();
   }
 
-  // TODO: TEMPERATURE SENSOR 2
   // TODO: ULTRASONIC DISTANCE SENSORS
 
   // Check how long it's been since the last periodic update, and send another one if required