Model 100 Port B

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Revision as of 08:47, 17 March 2009 by Jhoger (talk | contribs) (New page: This diagram documents Port B on the Model 100. <graph> [CS28 LCD Driver Chip Enable|| CS29 LCD Driver Chip Enable|| Buzzer on/off|| 0 => RS232C, 1 => Modem|| (unknown)|| Buzzer signal (...)
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This diagram documents Port B on the Model 100.

7 6 5 4 3 2 1 O<   CS28 LCD Driver Chip Enable
  
  ∧   ∧   ∧   ∧   ∧   ∧   ∧     CS29 LCD Driver Chip Enable
                    
  
                      Buzzer on/off
  
      0 => RS232C, 1 => Modem
  
      (unknown)
  
      Buzzer signal (cycle on/off at desired rate)
  
      Inverted DTR (output)
  
      Inverted RTS (output)
  
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