UNO R4 WIFI (Freenove version) - IDE 2.3.3. - Windows11 When I use a "attachInterrupt(digitalPinToInterrupt(IR_PIN)" it seems to create an interrupt. In the following code the Serial.print produces an "1" i.e. an interrupt has been triggered even though the flag was preset to false. if I enabl…

Please see Post 15 onwards of my post "Checking the voltage of a chain of 5 AA batteries" where there is a full discussion about my board. "You checked the flag in the register to make sure? " as an Arduino Newbie I haven't got to the detailed hardware info yet - at the moment I am relying on the …

Attach/detach interrupt Problem

Official Hardware UNO Family UNO R4 WiFi

bobsteamer November 2, 2024, 2:45pm 10

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Attach/detach interrupt Problem

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