[time-nuts] Local Solar Time Clock

Jim Lux jimlux at earthlink.net
Sun Jan 19 19:02:05 UTC 2014


On 1/19/14 10:47 AM, Don Latham wrote:
>
> Jim:  I used a simple f/f, q and ~q and 180 ohm resistors. Could easily
> be done with two ard outputs. needs 1/2 sec cycle. i just disconnected
> the coils from the epoxied blob with the clock electronics. You can also
> drive it backwards if it amuses. . .
> Don
>
>

Does it need any biphase pulse, or does it really need to be 500 ms pos 
and 500 ms neg?

If it's 500/500, then I'll change my code to count half seconds instead 
of seconds... it's cleaner.



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