[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [gpsd-users] Using SPI for GPSD NMEA 0183 protocol
|
From: |
Gary E. Miller |
|
Subject: |
Re: [gpsd-users] Using SPI for GPSD NMEA 0183 protocol |
|
Date: |
Wed, 25 Mar 2015 23:09:47 -0700 |
Yo Sérgio!
On Thu, 26 Mar 2015 00:35:53 +0200
Sérgio Medyk <address@hidden> wrote:
> I'm setting up an ublox GPS receiver to be used in a IEEE1588v2
> application. The GPS receiver is required to get ToD for phase
> synchronization purposes. In my system, the GPS receiver is connected
> via a SPI interface to the host processor. Would the GPSD be able to
> recognize the GPS receiver via the SPI devices? I see that the GPSD
> examples are based on USB devices, but what kind of modifications
> would be expected in the GPSD if SPI is used?
If you can get the GPS over SPI to talk to some sort of /dev/ttyXXX
then gpsd will work fine. In other words, if you can find a way that
you can 'cat /dev/ttyXX' and see NMEA (or some GPS binary) then gpsd
can handle it from there.
Getting accurate time over SPI might be a challenge.
RGDS
GARY
---------------------------------------------------------------------------
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97701
address@hidden Tel:+1(541)382-8588