Diff: StatusReporter.cpp

Revision:

22:dcc1ade67468

Parent:

21:2b85d1442d34

--- a/StatusReporter.cpp	Mon Oct 06 03:15:01 2014 +0000
+++ b/StatusReporter.cpp	Tue Oct 07 22:05:25 2014 +0000
@@ -25,7 +25,10 @@
  
  // ****************** DreamForce 2014 ******************// 
  
- // Temperature sensor - The TMP36 sensor uses A3 in the shield.. See Definitions.h for the define.
+ // TEMP SENSOR - The TMP36 sensor uses A3 in the shield.. See Definitions.h for the define.
+ //
+ // Please uncomment this line below to bind to your TMP36 sensor
+ //
  // AnalogIn tmp36_temp_sensor(TEMP_PIN);
  
  // ****************** DreamForce 2014 ******************// 
@@ -41,13 +44,22 @@
  
  // Calculate the ambient temperature of the TMP36 sensor in C...
  int StatusReporter::getLocalTemperature() {
-     // Temperature sensor output voltage per TMP36 data sheet
+     // TEMP SENSOR output voltage per TMP36 data sheet
+     //
+     // Celcius temperature for the TMP36 sensor is calulated as follows:
+     //            tempC = ((temperature_sensor_voltage*3.3) - 0.6) * 100.0;
+     //
+     //      FYI, the shield provides 3.3V to the TMP36 sensor.
      //
-     // Celcius temperature is calulated as follows:
-     //      tempC = ((temperature_sensor_voltage*3.3) - 0.6) * 100.0;
+     //      You can provide this calculation by copying this code:
+     //
+     //            float tempC = (float)(((float)tmp36_temp_sensor*3.3)-0.600)*100.0;
      //
-     //      Example: float tempC = (float)(((float)tmp36_temp_sensor*3.3)-0.600)*100.0;
+     //      in place of
      //
+     //            float tempC = 0.0; 
+     //
+     //      below. 
      
      float tempC = 0.0;