System Sketch

The system sketch was designed in a free software called Frtizing. It’s an actual dia- grammatic representation of the iBeat device. It consists of the following components as shown: 1. A bluetooth enabled Ardiuno device 2. Light Dependant Resistor 3. Red Led 4. OP-Amp LM324 Chapter 1. Introduction 4 5. Ultrasonic Sensor HC SR-04 6. Temperature Sensor LN2253 7. Piezo Buzzer 8. Capacitors 9. Resistors