From: "Eric S. Raymond" <esr@thyrsus.com>
To: Dave Taht <dave.taht@gmail.com>
Cc: thumbgps-devel@lists.bufferbloat.net
Subject: Re: [Thumbgps-devel] Build vs. modify vs. what should we be doing anyway?
Date: Tue, 13 Mar 2012 00:54:08 -0400 [thread overview]
Message-ID: <20120313045408.GB19984@thyrsus.com> (raw)
In-Reply-To: <CAA93jw6bvfm5ofvrdsSOzPL-PiE-qJLpWpeOcKFo9p=pRd0wsA@mail.gmail.com>
Dave Taht <dave.taht@gmail.com>:
> On Mon, Mar 12, 2012 at 7:13 PM, Eric S. Raymond <esr@thyrsus.com> wrote:
> > Chris Kuethe <chris.kuethe@gmail.com>:
> >> ublox antaris4 (and probably everything newer) has on-die usb and
> >> implements the abstract modem class. but 1PPS isn't transmitted over
> >> usb.
> >
> > Annoyingly, it probably could be. That modem model pretty much has to have
> > DCD and RI events.
>
> Perhaps simply a real usb microcontroller with spi or i2c then driving
> usb-2.0 for real...
So, how would we get the data off the GPS chip if not through the TTL-level
serial interface? Are you proposing building our own serial-to-USB adaptor
with a microcontroller?
--
<a href="http://www.catb.org/~esr/">Eric S. Raymond</a>
next prev parent reply other threads:[~2012-03-13 4:54 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-10 18:02 Patrick Maupin
2012-03-12 21:03 ` Eric S. Raymond
2012-03-12 21:18 ` tz
2012-03-12 21:26 ` Eric S. Raymond
2012-03-12 21:28 ` Patrick Maupin
2012-03-12 21:39 ` Eric S. Raymond
2012-03-12 22:10 ` Patrick Maupin
2012-03-12 22:23 ` tz
2012-03-12 22:33 ` Patrick Maupin
2012-03-13 2:29 ` Ron Frazier (NTP)
2012-03-13 2:39 ` Chris Kuethe
2012-03-12 22:45 ` Eric S. Raymond
2012-03-12 23:01 ` Dave Taht
2012-03-13 1:43 ` Eric S. Raymond
2012-03-13 2:04 ` Chris Kuethe
2012-03-13 2:13 ` Eric S. Raymond
2012-03-13 2:40 ` Dave Taht
2012-03-13 2:53 ` Chris Kuethe
2012-03-13 4:54 ` Eric S. Raymond [this message]
2012-03-13 13:23 ` Dave Taht
2012-03-13 14:35 ` tz
2012-03-13 16:04 ` Eric S. Raymond
2012-03-13 16:22 ` tz
2012-03-13 2:38 ` Ron Frazier (NTP)
2012-03-13 2:42 ` Chris Kuethe
2012-03-13 3:00 ` Ron Frazier (NTP)
2012-03-13 3:04 ` Dave Taht
2012-03-13 3:06 ` Chris Kuethe
2012-03-13 3:16 ` Dave Taht
2012-03-13 3:31 ` Chris Kuethe
2012-03-13 4:49 ` Dave Taht
2012-03-13 4:55 ` Eric S. Raymond
2012-03-13 4:16 ` Eric S. Raymond
2012-03-12 21:40 ` tz
2012-03-12 21:27 ` Patrick Maupin
2012-03-12 21:22 ` Patrick Maupin
2012-03-12 21:37 ` Eric S. Raymond
2012-03-12 21:45 ` Patrick Maupin
2012-03-12 22:02 ` Eric S. Raymond
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