 *      
 *   2. INT1_ISR()
 *      
-\*********************************************************/
+\*****************************************************************/
 
 #include <SPI.h>
 #include <SD.h>

* RTC:             Real Time Clock to track time and wake up controller every four seconds.
\*******************************************************************************************/

/*********************************************************\
* Software Description
* Overview: 
*   User inputs:
*     Serial input.
*   Device outputs:
*     Serial output
*     Datalog file


/*********************************************************************************\
 * Setup:
 *    Setup the System State structure     
 *    Setup the Digital I/O pins
 *      Pin 2 (INT0):  Magnetometer Interrupt
 *      Pin 3 (INT1):  RTC 4-Second Interrupt
 *      Pin 5 (INPUT): Serial Activate Button
 *    Initialize Magnetometer
 *    Setup RTC Timer
 *    Setup interrupts
 *    Load Date_t with Date/Time info
 *    Disable unneeded peripherals
 *    If Activate Serial Button is pressed
 *      Power on the Serial Interface
\*********************************************************************************/

volatile State_t State;             // System State structure
