Home Automation using android Microcontroller 80s52

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2. Home AutomationUsing Android Phone
Presented By
Alimurtuza R. Shikalgar Rahul S. Jadhav
Dipali Koli Pramila Suryawanshi
Nazim N. Patwekar 2

3. Contents
•Information / Introduction
•Block Diagram of project
•Details of each block of project work
•Components Specifications &list
•Advantages
•Future Scope 3

4. Introduction
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5. Microcontroller89S52
Block Diagram of Project
Power
Supply
230V AC
Relay 1
Relay 2
Relay 8
........
........
Fan
Bulb
Machine/
Device
Buzzer
Gas Leakage Sensor
Bluetooth
Receiver
Decoder
Visitor Counter
PIR 1
PIR 2
5
+12V
+5V

6. Microcontroller 89S52
•Company: Atmel
•Price: ₹95/- 6

7. Power Supply
•Transformer: Step down (12v)
•IC: 7805 voltage regulator
•Diodes: 74001 × (2/4)
•Capacitor: 2 × capacitor
•Resistor: 1k ohm × 1
•LED: 1 × Red LED
•Total Price: ₹ 200/-
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8. Bluetooth module
•Price: ₹ 280/- 8

9. Relay driver circuit
• It consist of transistors, lED’s, resistors
• We required 8 driver circuit hence
• Transistors : 8 × transistors
• LED: 8 × LED
• Resistors: 8 × 1k ohm resistors
• Price: ₹ 60/-
Relay
• We control applications through relay hence
• Relay:8 × relay
• Price: ₹ 100/-
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10. 16 × 2 LCD Display
• Price : ₹ 200/-
Buzzer
SPECIFICATIONS OF BZRB3:
• Rated Voltage: 1.5 Volts
• Operating Voltage: 1 - 3 Volts
• Rated current: max.20mA;
• SPL: min.70dB;
• Price : ₹ 129/-
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11. Visitor counter
• Contents :
2 × PIR Sensor
• Price: ₹ 120/- each
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12. Advantages
1. saving of electricity gets easy
2. We can control device from a long distance,
thus it gives ease of access.
3. Faster operation and efficient.
4. No need to carry separate remote or any
other controlling unit.
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13. Future scope
• Door unlock via this system
• Play song in room
• Manage each room temperature
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