Hi! I need to measure frequency on a power wires. What i have: Arduino UNO, frequency converter Hitachi L100 (with 3 light bulb`s connected on a delta) and PC817 + LM358. [photo_2023-04-15_23-13-26] After LM358 signal looks like that (frequency 10 Hz): [IMG_000] I`m using standard code to fun…

I don`t know what I was doing wrong with pulsein(), but when I start using digitalRead() + millis() all gone work as I need. This is the working code: unsigned long Time; unsigned long LastTime; void setup() { pinMode(12, INPUT_PULLUP); Serial.begin(9600); } void loop() { if (digitalRead (…

Measure frequency on a power wires of frequency converter

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anon57585045 April 15, 2023, 8:39pm 2

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Measure frequency on a power wires of frequency converter

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