Re: Questions regarding Gpsd

[Gary E. Miller]

Yo raaj!

On Fri, 17 Jan 2020 14:17:51 +0800
raaj lokanathan <address@hidden> wrote:

Did you do the first thing you were told to do?  Get a GNSS receiver
and run it with gpsd?

> I would like to know what is the communication protocol between Gpsd
> and libgps.

RTFM:  man gpsd_json

> How does libgps interacts with the Gpsd?

RTFM: man gpsd

> I know it uses
> socket method to communicate, but how it sends the data from the gnss
> receiver?

Using the socket.  RTFM: man socket

> How does the libgps reads the data from the gnss receiver?

It does not.  The GNSS receiver sends data to gpsd.  gpsd sends data to
libgps.  The direction is important.

Start here:  Get a GNSS receiver and run it with gpsd.

RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
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