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Proper counter wiring?

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iscariot:

I've got a coin counter I want to wire. How do I wire to both coin slots at once?

fatfingers:


You will either need some diodes or an OR chip, I believe.

Good luck.



whammoed:

I believe it can be done with just diodes but you run the risk of running too much current through your encoder.  The safest way is with diodes and transistors.  I have set this up before (I had relays powering the counter but that is overkill...the circuit is basically the same though).  If no-one else posts a schematic, I can draw one up this weekend.

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