Pin connector as seen from back of
unit
This connector is available on Garmin GPS eTrex, eMap, Geko.
| Pin | Signal | Name | cable color |
|---|---|---|---|
| 1 | power supply | + 3V | red |
| 2 | data in | RXD | green |
| 3 | data out | TXD | white |
| 4 | ground | GND | black |
Notes
- May be connected directly to PC serial port.