[time-nuts] Wall clock stepper driver board and funky firmware

Patrick Tudor ptudor at ptudor.net
Tue Dec 2 01:00:03 EST 2014

> On Dec 1, 2014, at 9:49 PM, Mark Sims <holrum at hotmail.com> wrote:
> I was scanning through the shared PCB projects on OSHPARK.COM <http://oshpark.com/> and came upon this little driver for stepper motor wall clocks:
> https://oshpark.com/shared_projects/gpkIWuAW <https://oshpark.com/shared_projects/gpkIWuAW>
> There is a link to github with various AVR firmwares for doing different random ticking clocks,  a Mars clock, a tide clock, and a sidereal clock.
> https://github.com/nsayer/Crazy-Clock <https://github.com/nsayer/Crazy-Clock> 		 

That wall clock stepper is a neat project. Fairly popular on Tindie.
You can see a couple panelized boards assembled in this picture on Twitter:


His tiny design is significantly more popular, and significantly cheaper, than my own (albeit GPS PPS) clock on Tindie:

Crazy Clock: https://www.tindie.com/products/nsayer/crazy-clock/

Jemma Clock: https://www.tindie.com/products/ptudor/jemma-clock/

( And even more clocks: https://www.tindie.com/m/Clocks/ )


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