want a ckt for interfacing decimal keyboard to 8051

V

vichu

Guest
hi ineed a ckt which can interface a decimal key board with 8051
microcontroller
 
In article <1104940388.343186.128720@z14g2000cwz.googlegroups.com>,
vichu <vichusharma@yahoo.co.in> wrote:
hi ineed a ckt which can interface a decimal key board with 8051
microcontroller
It has diodes in it.

What do you mean by "decimal key board"? If you were more specific others
might be too.


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