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???
06/24/03 17:00
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 		 #49215 - RE: multiple use of a port in at89c51
Responding to: ???'s previous message
It is quite possible to share pins for various functions. Here is an idea to give you the concept...



...and then it takes proper software to setup P2 for correct direction support and on P1.4-5-6 to handle the various device strobes at the proper times.

Good Luck
Michael Karas


List of 27 messages in thread
TopicAuthorDate
multiple use of a port in at89c51            01/01/70 00:00      
   RE: multiple use of a port in at89c51            01/01/70 00:00      
   RE: multiple use of a port in at89c51            01/01/70 00:00      
      RE:8085 MCU            01/01/70 00:00      
         RE: RE:8085 MCU            01/01/70 00:00      
         MCU or CPU?            01/01/70 00:00      
            RE: Correction            01/01/70 00:00      
               RE: Correction            01/01/70 00:00      
                  RE: Correction            01/01/70 00:00      
                     RE: Correction            01/01/70 00:00      
                        RE: Correction            01/01/70 00:00      
                           RE: Correction            01/01/70 00:00      
                     RE: Correction            01/01/70 00:00      
                        RE: Correction            01/01/70 00:00      
                           RE: Correction            01/01/70 00:00      
                              RE: Correction            01/01/70 00:00      
                                 RE: Correction            01/01/70 00:00      
                                    RE: Correction            01/01/70 00:00      
                                    RE: Correction            01/01/70 00:00      
   RE: multiple use of a port in at89c51            01/01/70 00:00      
      What about bus contention?            01/01/70 00:00      
         RE: What about bus contention?            01/01/70 00:00      
            RE: What about bus contention?            01/01/70 00:00      
               power on reset POR            01/01/70 00:00      
            RE: What about bus contention?            01/01/70 00:00      
               RE: What about bus contention?            01/01/70 00:00      
         RE: What about bus contention?            01/01/70 00:00      

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