This is a nice, compact gps logger that’s built around a PIC16F872 and some eeprom chips. It was designed for a particular GPS receiver, but should be easily adaptable to others since the unit ...

[Steve Cholewiak] sent in his diy GPS data logger. It uses an old DeLorme tripmate – these were serial gps units that ran off of internal batteries. A PIC controller reads the NMEA sentences ...