4-BIT TRANSMITTER AND RECEIVER CIRCUIT USING ENCODER AND DECODER
WHAT YOU NEED?
1)ENCODER(HT12E)
2)DECODER(HT12D)
3)8-BIT DIP SWITCHES
4)RF MODULES (A-434 OR A-315)
5)VOLTAGE REGULATOR (7805)
BLOCK DIAGRAM OF TRANSMITTER AND RECEIVER
SO...
