[time-nuts] More from the obsolete gps file: oncore nmea

normn3ykf at stny.rr.com normn3ykf at stny.rr.com
Sun May 30 20:30:56 UTC 2010


Bob,
I used Labview to see exactly what was being sent in hex. Been there, done that. Playing with hex on a serial bus can be aggravating.

BTW: there are a few good terminal programs that will let you do the hex thing and translate the output. Good for setting up a receiver.
Have fun,
Norm
---- Bob Camp <lists at rtty.us> wrote: 
> Hi
> 
> The thing I usually mess up is getting the check sum to pass through what ever com stuff I'm using.
> 
> Bob
> 
> On May 30, 2010, at 7:13 AM, <normn3ykf at stny.rr.com> wrote:
> 
> > Mike,
> > It would still output data at 9600 moto bin(after sending @@Ci). I also tried successfully to turn on the Hn string.
> > I'm doing something wrong, or there is something I'm not doing right..
> > Thanks
> > Norm 
> > ---- mike cook <mike.cook at orange.fr> wrote: 
> >> Hi Norm,
> >> hmm. doc says that the command willl switch the port to 4800, so you 
> >> should see no coherent data at all immediately that the command is 
> >> executed. Were you still getting 9600 data without resetting the device? 
> >> Would it respond to MBP commands after the @@Ci ?
> >> Mike
> >> 
> >> Le 30/05/2010 11:04, normn3ykf at stny.rr.com a écrit :
> >>> Hi all!!
> >>> Trying to get a gt+ setup(also tried one of my m12+t's) as a nmea receiver. @@Ci does not work. Did form the string correctly.
> >>> Tried it with tac32, used Labview to send the hex string.
> >>> Receiver ignores it and continues to send moto bin at 9600..
> >>> Any ideas??
> >>> Want to use this for a balloon flight with aprs. Good news is that we want to launch Friday, so it's not too pressing.
> >>> Norm n3ykf
> >>> 
> >>> 
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> >> 
> >> 
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