Try this: http://ke6mto.files.wordpress.com/2010/07/gps2a.pdf but forst here: http://www.weirdstuff.com/cgi-bin/item/20164
On Sat, Jan 7, 2012 at 1:24 AM, Don Lewis <dlewis6...@austin.rr.com> wrote: > Can someone please give me some pointers (my first time with a GPS module). > > > > A little hand-holding, pls. > > > > I bought three of these Rockwell D200 GPS receivers. (It's little GPS PWB > with an antenna connector and pins for connecting to the RS232- PC) > > > > All three 'appear' to work the same way (no apparent capture of > satellites). > > > > Here's what I have: > > > > 1. VisualGPS installed and running. > 2. A small USB-RS232 card installed and appears to be operational. > 3. Small GPS active antenna plugged in. > 4. VisualGPS monitor just repeatedly displays: > $GPGGA,,,,,,0,00,,,,,,,*66 > 5. I think I understand this to be NMEA code to mean no satellites > have > been acquired. > 6. The Rockwell D200 draws ~180ma (5V) with no antenna and ~190ma with > the small active antenna plugged in. > > > > What am I doing wrong? Other than maybe cheap china gps' and antenna??? > But it is what I could afford and thought it would be cheap to learn on. > > > > Thanks for your help. > > > > -Don > > > > > > > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.