Reference clocks.

[Amar Takhar]

On 2016-04-08 12:34 -0700, Hal Murray wrote:
> 
> verm at darkbeer.org said:
> > My initial tests will be via PPS signals wired to the GPIO pins on RPIs.
> > This  will only let me test one type of refclock driver.  I should be able
> > to find  something to test audio, too. 
> 
> Actually, that lets you test 4 different drivers.
> 
> There is the ATOM driver for the raw PPS signal.  You need some other driver 
> to number the seconds.
> 
> The NMEA driver can use PPS directly.
> 
> You can feed the PPS (and NMEA or whatever) to GPSD.  That lets you test SHM 
> and JSON.

OK that's good news at least.  I haven't looked into many of the refclock 
drivers.  Thanks for the info.


Amar.