----------------------------------------------------------------------------
PC-9801-101(NEC)                                  RS232Cް


  D25P2I/F,8ADip46Aެ߰2,1Aެ߰1
      yӰސ؂ւ1B

ݒ  SW1  Ӱސ؂ւ
           PC-9861K݊Ӱ....PnPΉ@
         PnP.................PnPΉ@

      SW2-1 ݊Ӱނł̊荞Ӱނ̎w.ʏOFF
            gpĳĂꍇ̂ON(L荞Ӱ)

      SW2-2 ݊Ӱނłؽ̗L̐ݒ.ʏOFF
            gpĳĂꍇ̂ON(SW4.5̐ݒ͖)

      SW2  3   4   5   6  I/Oڽ(0nBxh)  SW2  7   8  gp
        OFF OFF OFF OFF n̒l 0             OFF OFF
          OFF OFF OFF ON  n̒l 1
          OFF OFF ON  OFF n̒l 2          SW3  1   2  CH2荞
          OFF OFF ON  ON  n̒l 3            OFF OFF INT0
          OFF ON  OFF OFF n̒l 4              OFF ON  INT1
          OFF ON  OFF ON  n̒l 5              ON  OFF INT2
          OFF ON  ON  OFF n̒l 6              ON  ON  INT3
          OFF ON  ON  ON  n̒l 7
          ON  OFF OFF OFF n̒l 8          SW3  3   4  CH3荞
          ON  OFF OFF ON  n̒l 9              OFF OFF INT0
          ON  OFF ON  OFF n̒l A              OFF ON  INT4
          ON  OFF ON  ON  n̒l B            ON  OFF INT5
          ON  ON  OFF OFF n̒l C              ON  ON  INT6
          ON  ON  OFF ON  n̒l D
          ON  ON  ON  OFF n̒l E
          ON  ON  ON  ON  n̒l F

      SW3  1   2   3   4   L荞(SW2-1 ON̂)
           -  OFF OFF OFF  INT0
           -  OFF OFF ON   INT1
           -  OFF ON  OFF  INT2
           -  OFF ON  ON   INT3
           -  ON  OFF OFF  INT4
           -  ON  OFF ON   INT5
           -  ON  ON  OFF  INT6

      SW3  5   6   7   8   ROMڽ
          OFF OFF OFF OFF  C0000h-C3FFFh
          OFF OFF OFF ON   C4000h-C7FFFh
          OFF OFF ON  OFF  C8000h-CBFFFh
          OFF OFF ON  ON   CC000h-CFFFFh
        OFF ON  OFF OFF  D0000h-D3FFFh
          OFF ON  OFF ON   D4000h-D7FFFh
          OFF ON  ON  OFF  D8000h-DBFFFh
          OFF ON  ON  ON   DC000h-DFFFFh
          ON  OFF OFF OFF  ROMs

      SW4...CH2̐ݒ  SW5...CH3̐ݒ

      SW4/5  1   2   ʐMӰ
          ON  ON   (񓯊) PC-9801-101̸ۯ
            ON  OFF  (ST2)        Oۯɂ蓮
            OFF ON            ORDްɓ
            OFF OFF  (ST1)        PC-9801-101̸ۯgp

      SW4/5  3   4   5   6  7    (񓯊)/̒ʐMx
            OFF OFF ON  ON  ON   75bps
            ON  ON  OFF ON  ON   150bps
            OFF ON  OFF ON  ON   300bps
            ON  OFF OFF ON  ON   600bps
            OFF OFF OFF ON  ON   1200bps
            ON  ON  ON  OFF ON   2400bps
            OFF ON  ON  OFF ON   4800bps
          ON  OFF ON  OFF ON   9600bps
            ON  ON  OFF OFF ON   19200bps(̂)

      SW4/5  3   4   5   6  7    (ST1.ST2)̒ʐMx
            ON  ON  ON  ON  ON   150bps
            OFF ON  ON  ON  ON   300bps
            ON  OFF ON  ON  ON   600bps
            OFF OFF ON  ON  ON   1200bps
            ON  ON  OFF ON  ON   2400bps
            OFF ON  OFF ON  ON   4800bps
            ON  OFF OFF ON  ON   9600bps

      J1   ݊ӰގI/Oڽ޺
            16bit޺
              8bit޺

      J2/J4   PD71051ɋۯ؂ւެ.J2/J4Ƃ
              ̫Ăͼ

      J3/J5   I/F݊蓖Ă̕ύXJ3/J5Ƃ̫Ă͑Sļ

              ʰȽ   J3/J5   ۯđ
               TXD   -   1   -  TXD
               RTS   -   2   -  RTS
               DTR   -   3   -  DTR
               RXD   -   4   -  RXD
               CTS   -   5   -  CTS
               DSR   -   6   -  DSR
