O Level Exam : Practical Question
📝 HTML
🎨 CSS
⚡ Java Script
void setup() { pinMode(2, INPUT); // Set PIR sensor as input pinMode(13, OUTPUT); // Set LED as output Serial.begin(9600); // Start Serial Monitor } void loop() { int motion = digitalRead(2); // Read PIR sensor if (motion == HIGH) { // Motion detected Serial.println("Motion Detected!"); digitalWrite(13, HIGH); // Turn ON LED delay(5000); // Keep LED ON for 5 seconds digitalWrite(13, LOW); // Turn OFF LED } }
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🖥 Output: