'GPS Uploading and Downloading' Category
Waypoints missing after sending GIS shape files to my Garmin GPS?
Marie C. writes: “I’m having trouble viewing GIS shape files that I had imported into ExpertGPS. I clicked send to GPS and the transfer was said to be made successfully. But, now I can’t figure out how this will be viewed on the etrex. Also, I have many way points for [...]
How can I update landmarks (waypoints) on my Magellan GPS?
Brian G. asks: “I have a Magellan GPS315. I have successfully imported landmarks to Expert GPS but after I edit the name of one landmark, then try to send it to my GPS, my GPS does not show the change. No error is given. Just no change after I have changed it. [...]
Backing up your GPS Favorites
Pat S. writes: “I was referred to your site by Garmin. I have a C330 and want to upload my Favorites to a computer file and be able to download back to the GPS after doing a map update. I do not need to upload any maps or other data. Can I [...]
My GPS truncates waypoint names and some are missing!
Riccardo M. writes: “When I send waypoints from PC to my Garmin GPS 38, only 70% of waypoints go inside. We don’t have the problem with Garmin GPS 76.” Dan Foster explains some of the issues that can occur when your GPS waypoint names are too long, or when two waypoints have the same [...]
What happened to the waypoints I just downloaded to my Garmin GPS?
Les F. writes: “When I try to send the Way Points it looks like they are being sent BUT I do not get them into my Way Points file on the Garmin.” Dan Foster explains how to change the settings on your Garmin GPS to show the new waypoints.
How can I transfer waypoints to a Raymarine GPS?
Harold H. asks “I have a Raymarine DS500, I would like to get information from my GPS Eagle intellimap 320, to display on the Raymarine, I see there is a plug in back of the GPS that is not used it has 2 pins in between the power and the transducer hook up. [...]
How do I create a GPS waypoint for an address?
ExpertGPS author Dan Foster explains how to use the Go to Address command in ExpertGPS to create waypoints from addresses. This process is called geocoding. ExpertGPS contains a built-in geocoder which can convert addresses in several dozen countries into GPS waypoints.
Using a USB to Serial Adapter
If your GPS receiver comes with a serial cable, and your laptop or desktop computer only has USB ports, you’ll need a USB to Serial Adapter to connect the two. GPS Expert Dan Foster walks you through the steps for connecting a serial-based GPS to your computer’s USB port.






