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???
08/21/02 06:16
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 		 #27601 - RE: 89c2051, drop input voltage
Sounds like a hard problem.
If you are using two boards you must short the grounds.
Is right the suply of the 8255?
The P3.1 of 8255 is the PC1?
Is the P3.5 of 89c2051 set to 0?

List of 7 messages in thread
TopicAuthorDate
89c2051, drop input voltage            01/01/70 00:00      
RE: 89c2051, drop input voltage            01/01/70 00:00      
RE: 89c2051, drop input voltage            01/01/70 00:00      
RE: 89c2051, drop input voltage            01/01/70 00:00      
RE: 89c2051, drop input voltage            01/01/70 00:00      
RE: 89c2051, drop input voltage            01/01/70 00:00      
RE: 89c2051, drop input voltage            01/01/70 00:00      

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