//Aarzoo's programming const int motionpin=A0; const int ledpin=13; const int buzzpin=12; // ledpin,motionpin and buzpin are not changed throughout the process int motionsensvalue=0; void setup() { // put your setup code here, to run once: Serial.begin(9600); pinMode(ledpin, OUTPUT); pinMode(motionpin,INPUT); pinMode(buzzpin,OUTPUT); } void loop() { // put your main code here, to run repeatedly: motionsensvalue=analogRead(motionpin); // reads analog data from motion sensor if (motionsensvalue>=40){ //20 digitalWrite(ledpin,HIGH); tone(buzzpin,100); //turns on led and buzzer } else { digitalWrite(ledpin,LOW); //turns led off led and buzzer noTone(buzzpin); } }2