Reply To: Getting #32 up and running

#490
me2016
Keymaster

That can be because of the way the ht16k33 chip does/doesn’t ground the row but if I’m guessing right your confusion is because when you put the wire to C then R did not lit up but C id. I agree that is strange.
Please try the other troubleshooting steps and report what you see get from that.


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