Review of the Garmin Etrex Vista HCx
- An undocumented feature is to press enter (joystick) and power up the GPSr to see hidden data like: Time, Temperature, SNR, Voltage and more.
Secret Startup Commands for Garmin handhelds
- There are several undocumented commands available, primarily at startup, on Garmin handheld receivers. This article will attempt to document some of the features available.
- This page is a resource for maps that are loadable to your Garmin mapping GPS receiver.