How to realize Micro Control System detect 220V AC signal?

PCBWay happy asked Apr 25,2018

I try to input 220V AC Optocoupler, but the output signal doesn't change. Is somenone know the error?

Upload photo

You can only upload 5 files in total. Each file cannot exceed 2MB. Supports JPG, JPEG, GIF, PNG, BMP

0 / 10000

Browse other questions tagged AC-signal Micro-Control-System or ask your own question.

List of Questions

pause