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This is a presentation made for some thing special.
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Embedded System is a special purpose system in which the computer is completely encapsulated by the device it controls. Embedded system unlike a general purpose computer, such as a personal computer, performs one or a few predefine tasks usually with very specific requirements.
WIRELESS BASED HOME AUTOMATION SYSTEM
HARDWARE USED
8051 Micro Controller
Softwares used1. A Cross compiler for compiling and linking the code
written for AT89C51.
2. Serial Communication software for downloading code to AT89C51.
3. Operating System : Windows 2000
Interfaces used
1.Serial Communication used for downloading the hex code
2.16X2 LCD Interfacing
3.Relay Interface
4.RF Transmitter and Receiver Interfacing
5.Switch Interface
Micro controller is a chip that consists of a Micro Processor, Memory and I/O ports.
Micro Controller
INTERFACING OF AT89C51 IN
THE TX MODULE
Interfacing of AT89C51 in the TX Module
Interfacing of AT89C51 in
the RX Module
Interfacing of AT89C51 in the RX Module
WIRELESS BASED HOME
AUTOMATION SYSTEM
WIRELESS BASED HOME AUTOMATION SYSTEM
1.AT89C51 Micro Controller
2.HT12E Encoder
3.HT12D Decoder
4.16X2 LCD
5.TLP434 Module
6.RLP434 Module
The following Main devices are used in our system
HT12E Encoder
HT12D Decoder
1. Transmitter (TX) Module
2. Receiver (RX) Module
The whole system consists of two modules
Interfacing of AT89C51 in
the RX Module
Interfacing of AT89C51 in the RX Module
L293D DC
Motor Driver
16X2
LCD
Relay CKT
LED ON / OFF
BULB ON/OFF
AT89C51
DC Motor DRIVERH
T12D
RFRX
Antena
Decoder 10 KResistor
Pack
Micro Controller
DC MOTORON/OFF
WIRELESS BASED HOME AUTOMATION SYSTEM
C. Bindu Priyanka,
Concept By
N.Rajendra Kumar+91 9885364402
Designed & AnimationBy