Hex Counter with 555 timer

198

04:56:12

555 Timer counting Hex - Updated with and gates to count from 01-99, and a reset pushbutton to reset the count.

published 4 years ago

frosty123

4 years ago

Very good

wyoelk

4 years ago

Here's a couple ways to not display a-f - - http://everycircuit.com/circuit/6443101781229568

wyoelk

4 years ago

Maybe this also _ _ http://everycircuit.com/circuit/5871471181955072

robertfrazerhardy

4 years ago

@wyoelk good idea - put a couple of and gates in, and also or/nand with pushbutton for reset. pity reset isn't active low like most resets are.

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