COMPULAN TECHNOLOGY, INC.

160ST VER. 2

NIC Type      ARCnet
Transfer Rate 2.5Mbps
Data Bus      16-bit ISA
Topology      Linear bus

              Star
Wiring Type   RG62A/U 93ohm coaxial

              Twisted Pair
Boot ROM      Available

[Image]

                             BASE I/O ADDRESS

        Address               SW1/1            SW1/2           SW1/3

  »       2E0-2EFh             On               Off              On

          260-26Fh             On               On               On

          290-29Fh             Off              On               On

          2F0-2FFh             Off              Off              On

          300-30Fh             On               On              Off

          350-35Fh             Off              On              Off

          380-38Fh             On               Off             Off

          3E0-3EFh             Off              Off             Off

                        BASE MEMORY ADDRESS SELECT

  RAM Address         ROM      SW1/4    SW1/5    SW1/6    SW1/7    SW1/8
                   Address

  »    D0000 -      D2000 -      On       On      Off      Off       On
       D07FFh       D3FFFh

       C0000 -      C2000 -      On       On       On       On       On
       C07FFh       C3FFFh

       C4000 -      C6000 -      On       On      Off       On       On
       C47FFh       C7FFFh

       CC000 -      CE000 -      On       On       On      Off       On
       CC7FFh       CFFFFh

       D4000 -      D6000 -      On       On       On       On      Off
       D47FFh       D7FFFh

       C8000 -      DA000 -      On       On      Off       On      Off
       C87FFh       DBFFFh

       DC000 -      DE000 -      On       On       On      Off      Off
       DC7FFh       DFFFFh

       E0000 -      E2000 -      On       On      Off      Off      Off
       E07FFh       E3FFFh

                              NODE ID SELECT

  Node    SW2/1   SW2/2   SW2/3    SW2/4   SW2/5   SW2/6   SW2/7   SW2/8

  ID0      On      Off     Off     Off     Off      Off     Off     Off

  ID1     Off      On      Off     Off     Off      Off     Off     Off

  ID2     Off      Off     On      Off     Off      Off     Off     Off

  ID3     Off      Off     Off      On     Off      Off     Off     Off

  ID4     Off      Off     Off     Off      On      Off     Off     Off

  ID5     Off      Off     Off     Off     Off      On      Off     Off

  ID6     Off      Off     Off     Off     Off      Off     On      Off

  ID7     Off      Off     Off     Off     Off      Off     Off      On

                                          INTERRUPT SELECT

    IRQ      JP1/A    JP1/B    JP1/C    JP1/D    JP1/E    JP1/F    JP1/G    JP1/H   JP1/I    JP1/J

  »   IRQ2   Closed    Open     Open     Open    Open     Open     Open     Open     Open     Open

      IRQ3    Open    Closed    Open     Open    Open     Open     Open     Open     Open     Open

      IRQ4    Open     Open    Closed    Open    Open     Open     Open     Open     Open     Open

      IRQ5    Open     Open     Open    Closed   Open     Open     Open     Open     Open     Open

      IRQ7    Open     Open     Open     Open    Closed   Open     Open     Open     Open     Open

      IRQ10   Open     Open     Open     Open    Open     Closed   Open     Open     Open     Open

      IRQ11   Open     Open     Open     Open    Open     Open     Closed   Open     Open     Open

      IRQ12   Open     Open     Open     Open    Open     Open     Open     Closed   Open     Open

      IRQ15   Open     Open     Open     Open    Open     Open     Open     Open    Closed    Open

      IRQ14   Open     Open     Open     Open    Open     Open     Open     Open     Open    Closed

                      CABLE TYPE SELECT

        Type                JP12/A               JP12/B

    Twisted pair       Pins 1 & 2 closed   Pins 1 & 2 closed

    Standard coax      Pins 2 & 3 closed   Pins 2 & 3 closed

           INTERNAL TERMINATOR

       Setting               JP13

      Disabled        Pins 2 & 3 closed

       Enabled        Pins 1 & 2 closed

             MISCELLANEOUS TECHNICAL NOTE - BOOT ROM SUPPORTED

           IRQ                I/O Base Address       Memory Base Address

  »          IRQ2                   2E0h                   D0000h

             IRQ3                   260h                   D8000h

             IRQ4                   290h                   D4000h

             IRQ5                   350h                   DC000h

             IRQ15                  300h                   D8000h

             IRQ10                  380h                   C0000h

             IRQ11                  380h                   CC000h

             IRQ12                  3E0h                   D0000h

                                BIOS SELECT

                Setting                                JP11

  »               Disabled                       Pins 2 & 3 closed

                   Enabled                       Pins 1 & 2 closed

                              DIAGNOSTIC LEDS

     LED         Color       Status                 Condition

    LED/A        Green         On           Network connection is good

    LED/A        Green         Off         Network connection is broken

    LED/B       Yellow         On                  Data is being
                                               transmitted/received

    LED/B       Yellow         Off               Data is not being
                                               transmitted/received