void setup() {
// put your setup code here, to run once:
Serial.begin(9600);
for (int i = 54; i <= 69; i++){
pinMode(i, INPUT_PULLUP);
}
}
void loop() {
for (int i = 54; i <= 69; i++){
Serial.print(digitalRead(i));
Serial.print(", ");
}
Serial.println();
delay(500);
}