displaying ps2 keyboard stroke in seven segment

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drx3

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hello i am interfacing a ps2 keyboard using AT89C2051. i did some codes but it won't work when a key is pressed. it wont display anything. anyone has any idea?

ill attach my current code.

thanks
 

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  • project.zip
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what do u mean sir? sorry i am just a beginner in assembly language... do u have any idea about its coding? ttnx
 

I just meant that keyboard scanning routine may be false.........
 

hello.. I trying the same ps2 keyboard interfacing with ARM 7..
so can u please forward me the interfacing code with 8051.
It would be a great help. Thanks..
my id is: nitishpatel19@gmail.com
 

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