Sub System-

Notification

Fabrication plan-

Use of relay ,LED and Arduino

Interaction aspect Details-

Data interaction-

Controlling LED using Arduino relay module .

Program-

void setup() { pinMode(1, OUTPUT); pinMode(2,OUTPUT); }

void loop() { digitalWrite(1,HIGH); digitalWrite(2,LOW); delay(1000); digitalWrite(1,HIGH); digitalWrite(1,HIGH); delay(1000); }

Sub system photo

MIT app

Functionality Test Plan