[time-nuts] Motorola UT+ Interface Board
albertson.chris at gmail.com
Mon Aug 13 23:11:12 UTC 2012
If you have not seen one here is a good example. They make it easy.
But I think I had to add a jumper to get the PPS signal onto the DCD pin.
Also the PPS needs to be inverted if I remember correctly.
On Mon, Aug 13, 2012 at 3:26 PM, Don Latham <djl at montana.com> wrote:
> Even easier is a 5v rs232 to USB board.
> paul swed
>> I have done the exact same thing. Pretty quick work and the maxim chips
>> make it pretty easy
>> On Mon, Aug 13, 2012 at 12:07 PM, Chris Albertson
>> <albertson.chris at gmail.com
>>> On Mon, Aug 13, 2012 at 6:47 AM, <dropkick23 at gmail.com> wrote:
>>> > Does anyone have a source for UT+ interface boards?
>>> > Like the McKinney boards from TAPR (that are no longer available).
>>> I hand wired one using a 4x6 inch prototype board. It is not very
>>> The best why to do the TTL to RS-232 conversion is with this little
>>> device you can find on eBay that is a MAX232 chip built into a DB9
>>> Chris Albertson
>>> Redondo Beach, California
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