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Thanks dear for the reply.
1. The chip is newly bought and never used by me before.
2. Yes the programmer works well with other chips.
3. Nothing changed except that I decided to use this chip.
4. Device ID canot recognize is the error message.
I hope you will guide me through to the solution.
I was able to download the latest version of the software but the problem still persists. Please see the screen shots which I am attaching and suggest some remedies. I am in dire need of help.
hi! can any one guide or tell me assembly code of segment for builtin eeprom of 89c51ed2...i need it urgently, i have followed the instructions according to datasheet, but its not even working in Proteus....