Re: [gpsd-dev] Field reports from Raspberry Pi GPS HAT users?

[Eric S. Raymond]

Hal Murray <address@hidden>:
> I haven't had any troubles with GPS Hat on Pi 2.  I use ntpsec direct rather 
> than with gpsd.

I may do likewise. Depends on which path seems like it'll make getting PPS
easier.

> address@hidden said:
> > It's after working around those problems that the real bad stuff starts.
> > Running "cat /dev/ttyS0" to look at the raw NMEA data yields baud barf,
> > unless you catch it in the first few seconds after reboot in which case you
> > get a few sentences of NMEA and then baud barf. 
> 
> You might try lsof to see if anybody else has it open.

Good plan, I'll try it.

> It wouldn't surprise me if the kernel handler for ttyS0 isn't fully debugged 
> yet.  I wonder why they changed from ttyAMA0 to ttyS0.

Search me.  That was just a guess on my part; it's not documented.
-- 
                <a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>