Date: Sat, 25 Nov 2006 07:33:29 +0200 From: Nikolay Denev <niki@totalterror.net> To: freebsd-usb@freebsd.org Subject: Re: USB GPS receiver as reference clock Message-ID: <4567D5A9.5010602@totalterror.net> In-Reply-To: <20061125032050.GA17442@sushi.tonnikala.net> References: <20061125032050.GA17442@sushi.tonnikala.net>
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Bo Granlund wrote: > Hi, > > I have in my posession a Globalsat BU-353 GPS receiver that I would like to > use as a NMEA time reference with Freebsd ntpd. The device identifies with > freebsd as: > > ugen0: Prolific Technology Inc. USB-Serial Controller, rev 1.10/3.00, addr 2 > > I'm running 6.2-RC1. I have tried to search with google for hints howto > configure this device with ntpd. I have the following /etc/ntp.conf: > > ------8<--------8<--------8<--------8< > enable stats monitor pps > server 127.127.20.1 > driftfile /etc/ntp/ntp.drift > logconfig +clockall > ------8<--------8<--------8<--------8< > > As far as I understand this 127.127.20.1 uses nmea and tries to open > /dev/gps1 device for NMEA output. What device file should I link /dev/gps1 > to, and if it doesn't exist, how do I create it? > > Any hints will be greatly appreciated. I hope this is not simply a matter of > RTFM since I have searched the net quite extensively for any hints. :) > > kind regards, > Bo Granlund Try to load the uplcom(4) module. Probably this will get your USB GPS receiver identified as USB Serial port /dev/cuaU[0-9] Regards, Niki Denev
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