[ntp:questions] Trying to use Dimension 4 time keeper

David Taylor david-taylor at blueyonder.co.uk.invalid
Sun Sep 15 08:11:42 UTC 2013


On 15/09/2013 08:09, unruh wrote:
> On 2013-09-15, David Taylor <david-taylor at blueyonder.co.uk.invalid> wrote:
[]
>> Yes, the Sure unit, another low-cost option, does require a little
>> modification to extract the PPS signal at RS-232 levels, although based
>
> That would completely burn out the RPi GPIO ports.

Which is why my own recommendation has been to use the Adafruit GPS 
module, which is 3.3V level compatible with the Raspberry Pi.  Here's 
the URL - again!

   http://www.adafruit.com/products/746

-- 
Cheers,
David
Web: http://www.satsignal.eu



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