sir
i have checked all connection and that r ok.
Tx Rx both working fine as i pressed the key from tx side, receiver led blink like chattering.
ZCD o/p connected to intrrupt 1 P3.3
HT12d 17 no pin is connected to P3.2
I m not geeting the triac pulse from microcontroller port 2^2.
i think so there is some mistake going in to the code.
Please help me