[time-nuts] inexpensive, black box, GPS or NTP based TTL time capture?

[Michael Wouters]

Hello Jim

We are using BeagleBone Black + GPS 1 pps etc in our time-transfer system

You can see the overlays in
https://github.com/openttp/openttp/tree/develop/software/system/device-tree-overlays

Best regards
Michael

On Wed, Oct 25, 2017 at 11:43 AM, jimlux <jimlux at earthlink.net> wrote:
> On 10/24/17 5:04 PM, Nick Sayer via time-nuts wrote:
>>
>> FWIW, I’ve documented the whole R-Pi GPS NTP thing at
>> https://hackaday.io/project/15137
>>
>> As a disclaimer I will also say that I’m not even remotely the first. But
>> what’s kind of nice is that I have a R-Pi desk clock display board that
>> plays really well with a bolt-on GPS cap. In fact, I’ve got two of them in
>> the NTP pool right now.
>>
>> Sent from my iPhone
>>
>
>
>
> I've been connecting a Parallax NEO-7M to a beaglebone green..
> GPS messages through the UART are easy.
>
> pps less so.. I'm sure it's a matter of correctly configuring and thrashing
> through the GPIO assignments with the capemgr - which interestingly has had
> two substantial versions - most of the online tutorials and material refer
> to the older one.
>
>
>
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