GPS

Mon Jul 14 19:46:08 CEST 2008

A refinement on the thought below - how to pipe the NMEA data to a 
bluetooth serial port so I can connect my Palm TX and run its mapping 
off the FR GPS chip data.
If anyone could provide pointers on setting up bluetooth serial 
connections to/from the FR I'd appreciate it.
Thanks,
Chris
On Jul 14, 2008, at 9:26 AM, C R McClenaghan wrote:
> This will be my 3rd GPS device in ~5 years. The first two - a NAVMAN 
> from New Zealand and a Garmin - always had exceedingly long cold 
> starts (i.e. turn the device off, fly >1500 km, turn device on), on 
> the order of 10 minutes.
>> I still have the Garmin in working condition, it is the Garmin 10, a 
> bluetooth model. If some one could help me with the FR bluetooth, 
> and the GSP applications, I could connect to FR "gps" stack to the 
> Garmin to isolate them from the on board chip. This would, of 
> course. assume that the bluetooth stack didn't cloud any issue.
>> Thoughts, how-tos?
>> Chris
>> On Jul 14, 2008, at 7:23 AM, Jay Vaughan wrote:
>>>> The module talks NMEA but also a ublox binary format. Among other
>>> things this
>>> allows time and location estimates, ephemeris and almanac data to be
>>> fed to
>>> the module to give it an initial state, and should reduce time to
>>> first fix.
>>> Likewise it can be used to request this data from the module so it
>>> can be
>>> saved before shutdown. 'Driver' probably isn't the right word.
>>>>>> So we just need to wrap 'save' and 'restore' scripts around the gpsd
>> script?
>>>> ;
>> --
>> Jay Vaughan
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