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Re: [gpsd-users] Speeding up autobauding
From: |
Eric S. Raymond |
Subject: |
Re: [gpsd-users] Speeding up autobauding |
Date: |
Tue, 23 Oct 2012 11:21:10 -0400 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Alexander Carver <address@hidden>:
> >Can you test to see if the sync time drops at a lower speed?
>
> Yes, it does. The autobaud almost always starts off at 4800 and
> takes a few seconds to ramp up to 38400.
And:
> Dropping the unused ones sped up the process.
OK, that's what I was expecting to hear. Alas, there's no way of
speeding this up in the general case - autobauding takes as long
as it takes, because the real constraint is the serial I/O speed.
> I didn't know
> about the fixed speed option or I would have used it because I keep
> the one receiver in 38400 SiRF binary exclusively.
That's why it's there.
--
<a href="http://www.catb.org/~esr/">Eric S. Raymond</a>