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???
05/18/05 15:32
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 		 #93578 - because
Responding to: ???'s previous message
you can use 10k ohm pullup instead 1k ohm
because http://www.8052.com/forum/read.phtml?id=93534

Erik

List of 13 messages in thread
TopicAuthorDate
typical pull up for P3?            01/01/70 00:00      
   1K to 2.2K are good values            01/01/70 00:00      
      Mechanical switches need minimum current            01/01/70 00:00      
      ???            01/01/70 00:00      
         Dry loads            01/01/70 00:00      
   P3 don't need pull ups.            01/01/70 00:00      
      Misunderstanding!            01/01/70 00:00      
   1K is stronger not weaker.            01/01/70 00:00      
   Switch Configuration !!!            01/01/70 00:00      
      Thanx            01/01/70 00:00      
         Why 1k?            01/01/70 00:00      
            because            01/01/70 00:00      
      A Correction!            01/01/70 00:00      

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