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by Macckone
Sun Aug 06, 2023 4:43 pm
Forum: ESP32 Arduino
Topic: ESP32 Can't make an accurate Frequency Counter ???
Replies: 13
Views: 17137

Re: ESP32 Can't make an accurate Frequency Counter ???

The likely cause of issues is a slow rising edge. The usual solution is to implement a schmitt trigger. Which the second transistor will act like.