Radio Shack Digitraveler GPS

pinout

for PDA and Laptop models

6 pin RJ12 male connector  at the GPS unit cable

GPS unit Pin Name Direction Description 2 TXD -?- TXD Transmit Data (Brown) 3 RXD -?- RXD Requires ~.5-6volts to 5 GND -?- GND Ground

Source:www.pinouts.ru