[ntp:questions] Cheap ($29.90) GPS receiver
uwe_klein_habertwedt at t-online.de
Mon Apr 19 11:14:04 UTC 2010
Terje Mathisen wrote:
> David J Taylor wrote:
>> "John Hasler" <> wrote in message
>> news:87zl10gw35.fsf_-_ at thumper.dhh.gt.org...
>>> This might be of some interest to some here:
>>> I don't know anything about it other than what I have read on the site.
>>> There is a link to a datasheet, which claims that one of the available
>>> outputs is a PPS signal.
>>> John Hasler
>> Very interesting at that price, John, but I see no mention of a PPS
>> hardware signal, just this as one of the NMEA messages in the data sheet:
>> GPZDA PPS timing message (synchronized to PPS)
>> Did I miss something?
> No, I don't think so:
> The pinout diagrams show no PPS pin, and no free/unused pin either.
> If the normal/sleep pin could be converted from an input sleep signal to
> an output PPS pulse, then it would work, but I don't think that is likely.
looks like sending of the GPZDA sentence is synced to (internal) PPS
ask the manufacturer?
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