[Thumbgps-devel] Build vs. modify vs. what should we be doing anyway?
Eric S. Raymond
esr at thyrsus.com
Tue Mar 13 00:54:08 EDT 2012
Dave Taht <dave.taht at gmail.com>:
> On Mon, Mar 12, 2012 at 7:13 PM, Eric S. Raymond <esr at thyrsus.com> wrote:
> > Chris Kuethe <chris.kuethe at 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>
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