interrupt problems with at89c51

i write a s/w for at89c51 which i use interrupts within. the code works fine in the simulator of keil but when i program it to the microcontroller the program doesn't work and the output doesn't change...
interrupt problems with at89c51

i write a s/w for at89c51 which i use interrupts within. the code works fine in the simulator of keil but when i program it to the microcontroller the program doesn't work and the output doesn't change...
One shot timer for At89C51

I want to make one short timer in AT89C51 i.e timer should stop soon after it completes. I have to use interrupt for overflow. There is no specific bit for making one short timer in AT89C51, so...
One shot timer for At89C51

I want to make one short timer in AT89C51 i.e timer should stop soon after it completes. I have to use interrupt for overflow. There is no specific bit for making one short timer in AT89C51, so...
AT89c51 interfacing problem

hello all, I m using AT89c51 controller.my application icludes reading & writting a 16 bit data into 93c46 eeprom memory using this controller. i've written the code in C. but i m unable to write the...