89c51 interfacing with 8255

Thread Starter

musu98

Joined Oct 15, 2008
4
hi can any one provide me the circuit schematic diagram
and progrma coding for interfacing 89c51 controller with 8255
 

beenthere

Joined Apr 20, 2004
15,808
Have you got the data sheets on both devices? They give clear directions to how they must be connected and how to use the 8255.
 
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