Raspberry PICO Mode D'emploi page 41

8.2.3 Interruptions
const byte interruptPin
int numberOfInterrupts
void setup() {
Serial.begin(115200);
pinMode(interruptPin, INPUT_PULLUP);
attachInterrupt(digitalPinToInterrupt(interruptPin), handleInterrupt,
FALLING);
}
void handleInterrupt() {
numberOfInterrupts++;
Serial.print("An interrupt has occurred. Total:
Serial.println(numberOfInterrupts);
}
void loop() {
}
= 15;
= 0;
");