[time-nuts] Reading data from Thunderbolt using an Arduino

Chris Albertson albertson.chris at gmail.com
Fri Apr 5 04:59:07 UTC 2013


Some kind of uP really is a good idea.  But why use LEDS?   Get a 2x16
LCD.  They cost $6 and are much easier to drive with an Arduino.  They
can have scrolling text.

Yes. you are getting binary data.  You are going to need to red the
manual.  Or put the t-bolt into NEMA mode.

On Thu, Apr 4, 2013 at 7:56 PM, Russ Ramirez <russ.ramirez at gmail.com> wrote:
> I've been playing around with the idea of using an Arduino UNO to read
> information out of my Thunderbolt GPSDO via the serial port rather than
> using a PC (99% of the time anyway). The idea here is to get the time and
> some status info to drive an LED display and some LEDs to show the time
> adjusted to Central time, light up to 8 LEDs to represent the birds that
> are currently locked onto, and one LED for a Major alarm.
>
> I just received the RS232 to TTL converter breakout board today and I can
> see received data over the hardware serial RX pin. Now I know that TB uses
> TSIP and not NMEA msgs, but is TSIP binary? I am getting this kind of thing
> at 9600:
>
> âV?éFõ.¦× ¿ú'NÅ/Ø@p q:yÀ   etc....
>
> about once per second. I found this code on Google Code and the header file
> here
>
> https://code.google.com/p/arduino-trimble-thunderbolt-gpsdo/source/browse/trunk/libraries/Tsip/Tsip.h?r=31
>
> implies to me that I should use this as a starting point as this sure ain't
> ASCII coming over the wire. Does this sound right?
>
> Thanks,
> Russ
> K0WFS
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-- 

Chris Albertson
Redondo Beach, California



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