Cleaning up examples and adding pointers to where to get libraries.

Author: nseidle

firmware/Weather_Shield_Basic/Weather_Shield_Basic.ino

@@ -27,21 +27,11 @@ const byte STAT_GREEN = 8;
 const byte REFERENCE_3V3 = A3;
 const byte LIGHT = A1;
 const byte BATT = A2;
-//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
 
 //Global Variables
 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
 long lastSecond; //The millis counter to see when a second rolls by
 
-float tempf = 0; // [temperature F]
-//float baromin = 30.03;// [barom in] - It's hard to calculate baromin locally, do this in the agent
-//float dewptf; // [dewpoint F] - It's hard to calculate dewpoint locally, do this in the agent
-
-float batt_lvl = 11.8; //[analog value from 0 to 1023]
-float light_lvl = 455; //[analog value from 0 to 1023]
-
-//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
-
 void setup()
 {
   Serial.begin(9600);
@@ -119,7 +109,7 @@ void loop()
       Serial.print("V,");
 
       //Check batt level
-      batt_lvl = get_battery_level();
+      float batt_lvl = get_battery_level();
       Serial.print(" VinPin = ");
       Serial.print(batt_lvl);
       Serial.print("V");

firmware/Weather_Shield_Weather_Station/Weather_Shield_Weather_Station.ino

@@ -22,8 +22,8 @@
  */
 
 #include <Wire.h> //I2C needed for sensors
-#include "SparkFunMPL3115A2.h" //Pressure sensor
-#include "SparkFunHTU21D.h" //Humidity sensor
+#include "SparkFunMPL3115A2.h" //Pressure sensor - Search "SparkFun MPL3115" and install from Library Manager
+#include "SparkFunHTU21D.h" //Humidity sensor - Search "SparkFun HTU21D" and install from Library Manager
 
 MPL3115A2 myPressure; //Create an instance of the pressure sensor
 HTU21D myHumidity; //Create an instance of the humidity sensor

firmware/Weather_Shield_with_GPS/Weather_Shield_with_GPS.ino

@@ -19,10 +19,10 @@
  */
 
 #include <Wire.h> //I2C needed for sensors
-#include "SparkFunMPL3115A2.h" //Pressure sensor
-#include "SparkFunHTU21D.h" //Humidity sensor
+#include "SparkFunMPL3115A2.h" //Pressure sensor - Search "SparkFun MPL3115" and install from Library Manager
+#include "SparkFunHTU21D.h" //Humidity sensor - Search "SparkFun HTU21D" and install from Library Manager
 #include <SoftwareSerial.h> //Needed for GPS
-#include <TinyGPS++.h> //GPS parsing
+#include <TinyGPS++.h> //GPS parsing - Available through the Library Manager.
 
 TinyGPSPlus gps;