Re: reading GPS?

Christopher Fairbairn wrote:
> Hi Justin,
> 
> On Wed  9/07/08 11:47 , Justin Mitchell [email protected] sent:
>> Any suggestions on where to get started on reading GPS coordinates? 
>> Would these be read through the serial interface? I have a Motorola Q9C 
>> Smartphone.
> 
> One approach (if you don't mind being Windows Mobile dependant) is to use ctypes
> to interface to the GPS Intermediate Driver (documented on MSDN at
> http://msdn.microsoft.com/en-us/library/ms850332.aspx).
> 
> This approach would take care of NEMA sentance parsing etc and give you a
> structure with current lat/long and speed etc.
> 
> Alternatively you can also go the serial port route. In that case you can use the
> GPS control panel applet to determine which COM port you should read from. See
> http://blogs.conchango.com/kenibarwick/archive/2006/03/19/3119.aspx for more details.
> 
> Hope this helps,
> Christopher Fairbairn
> Microsoft MVP - Device Application Development
> http://www.christec.co.nz/blog/


Thanks for the info. I think the serial approach would suit me better. 
However... I don't think the GPS control panel exists on my phone (there 
was no GPS Settings registry key). I wonder if MS removed it in WM 6.1.

Do you know if these settings can be specified manually?

Thanks!
Justin