Interfacing of Key Board n LCD to P89V51RD2

[pakeezahskhan]

lcd interface p89v51rd2

Hi....

I m using P89V51RD2 for my project.
I m using KEIL uVision3 IDE software for programming.
Our keyboard simply consists of 4 buttons which funtions as Set, Up, Down and Enter.

Can sumone please give a simple sample programming fo interfacing 4 button Keyboard in KEIL programming.....as v r using it for the first tym....v r finding it very difficult to understand.

Thanks in Advance

 

[tarak patel]

Re: lcd interface p89v51rd2

Hi....

I m using P89V51RD2 for my project.
I m using KEIL uVision3 IDE software for programming.
Our keyboard simply consists of 4 buttons which funtions as Set, Up, Down and Enter.

Can sumone please give a simple sample programming fo interfacing 4 button Keyboard in KEIL programming.....as v r using it for the first tym....v r finding it very difficult to understand.

Thanks in Advance

plz refer mazidi for it .
n try to get coding throughly and if u dont get it then tell me
i will prepare for u.

---------- Post added at 02:35 PM ---------- Previous post was at 02:33 PM ----------

plz refer mazidi for it .
n try to get coding throughly and if u dont get it then tell me
i will prepare for u.