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dfriedrich 2019-03-21 10:43:51 -03:00
commit 60ece440f6
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buildroot/share/pin_interrupt_test/pin_interrupt_test.ino Normal file
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// Search pins usable for endstop-interrupts
// Compile with the same build settings you'd use for Marlin.
#if defined(ARDUINO_AVR_MEGA2560) || defined(ARDUINO_AVR_MEGA)
#undef digitalPinToPCICR
#define digitalPinToPCICR(p) ( ((p) >= 10 && (p) <= 15) || \
((p) >= 50 && (p) <= 53) || \
((p) >= 62 && (p) <= 69) ? &PCICR : (uint8_t *)0)
#endif
void setup() {
Serial.begin(9600);
Serial.println("PINs causing interrups are:");
for (int i = 2; i < NUM_DIGITAL_PINS; i++) {
if (digitalPinToPCICR(i) || (int)digitalPinToInterrupt(i) != -1) {
for (int j = 0; j < NUM_ANALOG_INPUTS; j++) {
if (analogInputToDigitalPin(j) == i) {
Serial.print('A');
Serial.print(j);
Serial.print(" = ");
}
}
Serial.print('D');
Serial.println(i);
}
}
Serial.println("Arduino pin numbering!");
}
void loop() {
// put your main code here, to run repeatedly:
}