 const byte ACC_FULL_SCALE_4_G = 0x08;
 const byte ACC_FULL_SCALE_8_G = 0x10;
 const byte ACC_FULL_SCALE_16_G = 0x18;
+
+const int ledPin = 13;
 
 uint8_t Buf[6];
 int16_t ax, ay, az;


void getReadings() {

  accelerometer();
  Serial.print( "," );
  magnetometer();
  Serial.print( "," );
  gyro();
  Serial.println( "" );

}


 * http://www.lucidarme.me/?p=5057
 * 
*/
// 6/24/17 Lou: Changed to simple on-demand CSV output of Acc,Mag,Gyro on "read" input
//              command. Also re-arranged and re-formatted code.

// 4/15 changes by Ellie:  starting line 129, I made subroutines to read/print accel
//                         and gyro data


#include <Wire.h>
