 #endif
 // limited to 8+3 characters
 #define FILE_NAME "GPSLog.csv"
-
 File dataFile;
-char GPSfile[BUFFSIZ] = "mmddhhmm.csv";
+char GPSfile[BUFFSIZ] = "mmddhhmm.csv"; 
 char ObstacleString[BUFFSIZ];
 char StartTime[BUFFSIZ] = "yy,mm,dd,hh,mm,ss,xxx";
 const char TimeHeader[] = "year,month,day,hour,minute,second,msec";

    int Range =      analogRead(FRONT) + OFFSET;
    int RightRange = analogRead(RIGHT) + OFFSET;

  sprintf(ObstacleString,
  "%d.%0.2d,%d.%0.2d,%d.%0.2d,",
  LeftRange/100, LeftRange%100, Range/100, Range%100, RightRange/100, RightRange%100);

  return ObstacleString;
}
/*---------------------------------------------------------------------------------------*/
// WheelRev is called by an interrupt.
void WheelRev()
{

  Tx: $PSRF103,...
*/

/*---------------------------------------------------------------------------------------*/ 

#include <SD.h>

// On the Ethernet Shield, CS is pin 4. Note that even if it's not
// used as the CS pin, the hardware CS pin (10 on most Arduino boards,
