#define Button 11
int sw;
void setup() {
// put your setup code here, to run once:
Serial.begin(9600);
pinMode(Button, INPUT_PULLUP);
Serial.println("click the maohamd");
}
void loop() {
// put your main code here, to run repeatedly:
sw = digitalRead(Button);
Serial.println(sw);
delay(1100);
}