RE: LCD64 Update /Help
Date: 2001-03-09 07:46:33

Hallo Ruud,

>> 1) TOD signal - I'm hoping to use a tuned 555 timer to run at 50Hz

>An other idea is to use some (CMOS) gates to derive a 50 (or 60) Hz clock
>out of CLK2. This is probably more precise then using a 555 and a
>Disadvantages: more IC's, maybe more current ??? (what does a 555 need?)

Not sure.... I know that there are CMOS versions available though...


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