hi,

i\\\\\\\'m handling interrupts.i can enter into the interrupt but i\\\\\\\'m not able to come out from interrupt routine.reti instruction also used to come out.but still it\\\\\\\'s not coming out.i\\\\\\\'m using INT0 interrupt to indentify the matrix keyboeard.
i\\\\\\\'m writing the in Assembly 8051.
when the interrupt INT0 occurs for the first time i\\\\\\\'m executing the keayboard routine,and if my programm counter is in interrupt routine meanwhile if interrupt occurs i have to handle that interrupt with out losing my data.

hope u got my problem, and helps me
any suggetions are also appreaiated

Advanced thanks
Vijay.A