|
[DPRG] NMEA commands to configure a SiRFstarIII
Subject: [DPRG] NMEA commands to configure a SiRFstarIII
From: dpa
dpa at io.isem.smu.edu
Date: Tue Mar 25 11:10:48 CDT 2008
Hi Dean,
Very nice. Thanks for the writeup.
So with this arrangement you are getting gps position updates at 5Hz?
dpa
!!Dean wrote:
> I did a quick write-up on how I use SiRF NMEA commands to configure
> my GPS module to communicate at 19200 baud and only send the 2 NMEA
> sentence types that I use for GPS data input to my robot. Cutting
> out the unused sentence types reduces the number of UART receive
> interrupts by 69%! This helps keep the CPU load down so I have
> enough processing time for other tasks.
>
> http://deanandara.com/Argonaut/Sensors/Gps/ConfiguringSirfStarIII.html
>
> Here's where I learned to do all this:
> http://www.usglobalsat.com/downloads/NMEA_commands.pdf
>
> (This information only applies to SiRFstarIII chips)
>
> !!Dean
>
More information about the DPRG mailing list
|
