[image] Arduino Detecting 24 vac via HCPL3700 not working at all. Need Help Project Guidance Hello all. I have been working for weeks on a large architectural lighting control system. I have finished the workbench portion of the system minus one piece. I decided to add Ope…

It's instructive, as you say, when I took a step back and looked at the code again, I found a couple of screws missing. The screws were "{" and "}" in the middle of the code. const int sensorPin = 10; const int sensorPin1 = 11; const int ledPin = 13; const int ledPin1 = 12; int lastSensorState…

UNO Detecting 24 vac via TWO OF optocoupler (HCPL3700) not working

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system Closed December 31, 2021, 2:08am 12

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UNO Detecting 24 vac via TWO OF optocoupler (HCPL3700) not working

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