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Multiplex USART lines

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Discussion in 'General Electronics' started by Andreas Trenkwalder, Aug 9, 2003.

  1. Aug 9, 2003 #1
    Andreas Trenkwalder

    Andreas Trenkwalder Guest

    Hi!

    I'm working on an autonomous mobile robot using a mega128. This device
    has 2 usarts but i have 3 serial devices i want connect to. So my
    question is has anyone an idea or a shematic on how to multiplex the
    usart lines to connect two devices to one usart?

    tnx,
    Andreas
     
  2. Aug 9, 2003 #2
    Rich Webb

    Rich Webb Guest

    You might want to look into RS-485.
     
  3. Aug 10, 2003 #3
    Rich Grise

    Rich Grise Guest

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