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???
03/06/06 13:07
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#111352 - 422 and 485
Responding to: ???'s previous message
RS422 devices. You can do the same, using RS485 devices in place of the RS422 devices, which are, in fact, very similar.

Not quite
the 422 is bidirectional and 485 is unidirectional.

you need a "direction control" signal and code for 485 which you do not need for 422

Erik

List of 11 messages in thread
TopicAuthorDate
Same Uart for 2 Standards            01/01/70 00:00      
   Chips - parametric search            01/01/70 00:00      
   UART forever...            01/01/70 00:00      
      PC            01/01/70 00:00      
      Clarification            01/01/70 00:00      
         No            01/01/70 00:00      
         Yes!            01/01/70 00:00      
            May be possible            01/01/70 00:00      
   There's even a schematic.            01/01/70 00:00      
      422 and 485            01/01/70 00:00      
   Does this help?            01/01/70 00:00      

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