89c51 interfacing with 8255

Discussion in 'Embedded Systems and Microcontrollers' started by musu98, Oct 15, 2008.

  1. musu98

    Thread Starter New Member

    Oct 15, 2008
    4
    0
    hi can any one provide me the circuit schematic diagram
    and progrma coding for interfacing 89c51 controller with 8255
     
  2. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
    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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