I was wondering if an interrupt pin number can be used in its interrupt function for example: const int buttonInt = 0; // buttonInt is a momentary push button connected to pin 2 on the Uno attachInterrupt(buttonInt, upward, LOW); void loop() { if (digitalRead (buttonInt) == LOW) { digitalWrit…

Hardware Interrupts

groundFungus April 10, 2018, 4:20am 2

if digitalRead (buttonInt) == LOW)

That will read pin 0, not pin 2. So, no.

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