"Larry W4CSC" wrote in message
...
Garmin's protocol, I believe, still uses ASCII characters, which WILL
display fine under the simple terminal program.....but not in NMEA
statements.

Garmin is binary, although some transported data may contain ASCII
characters.

The Garmin in question was set to NMEA in and out in its setup
program.....(c;

The test set works great on Seatalk, too!

Impossible. Seatalk is pure binary and 9 bit/character, something a PC uart
cannot handle without special software support.

Meindert