
JC INFORMATION SYSTEMS CORPORATION

JC1005-2003

NIC Type      ARCnet
Transfer Rate 2.5Mbps
Data Bus      8-bit ISA
Topology      Star

              Linear bus
Wiring Type   Unshielded twisted pair
Boot ROM      Available

[Image]

                               NODE ADDRESS

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

   0       -       -        -       -       -        -       -        -

   1      Off      On      On      On       On      On       On      On

   2      On      Off      On      On       On      On       On      On

   3      Off     Off      On      On       On      On       On      On

   4      On       On      Off     On       On      On       On      On

  251     Off     Off      On      Off     Off      Off     Off      Off

  252     On       On      Off     Off     Off      Off     Off      Off

  253     Off      On      Off     Off     Off      Off     Off      Off

  254     On      Off      Off     Off     Off      Off     Off      Off

  255     Off     Off      Off     Off     Off      Off     Off      Off

  Note: Node address 0 is used for messaging between nodes and must not
  be used.

       A total of 255 node address settings are available. The switches
       are a binary representation of the decimal node addresses. Switch
       1 is the Least Significant Bit and switch 8 is the Most
       Significant Bit. The switches have the following decimal values:
       switch 1=1, 2=2, 3=4, 4=8, 5=16, 6=32, 7=64, 8=128. Turn off the
       switches and add the values of the off switches to obtain the
       correct node address. (On=0, Off=1)

          SEGMENT LENGTH &AMP; RESPONSE/RECONFIGURATION TIMEOUTS

  Max. Length     Response      Idle     Reconfig       JP1        JP2
                                Time

       2,000       78m s       86m s      840ms        Open       Open
        feet

       20,000      285m s      316m s     1680ms        Open      Closed
        feet

       20,000      563m s      624m s     1680ms       Closed      Open
        feet

       20,000      1130m s     1237m s    1680ms       Closed     Closed
        feet

  Note: All NICs on the network must have this option set the same.

                                 BOOT ROM

                 Setting                                JP3

                  Disabled                             Open

                   Enabled                             Closed

                             INTERRUPT REQUEST

    IRQ         JP4A         JP4B        JP4C         JP4D        JP4E

        2      Closed        Open        Open         Open        Open

       3       Open        Closed       Open         Open        Open

        4       Open         Open       Closed        Open        Open

        5       Open         Open        Open        Closed       Open

        7       Open         Open        Open         Open       Closed

                   I/O BASE ADDRESS

   Address        SW1/1         SW1/2        SW1/3

  260 - 26Fh       On            On            On

  290 - 29Fh       On            On           Off

  2E0 - 2EFh       On            Off           On

  2F0 - 2FFh       On            Off          Off

  300 - 30Fh       Off           On            On

  350 - 35Fh       Off           On           Off

  380 - 38Fh       Off           Off           On

  3E0 - 3EFh       Off           Off          Off

                BASE MEMORY ADDRESS &AMP; BOOT ROM ADDRESS

  Base Address     Boot ROM    SW1/4    SW1/5    SW1/6    SW1/7    SW1/8
                   Address

       C0000 -      C2000 -      On       On       On       On       On
       C07FFh       C3FFFh

       C0800 -      C2000 -      On       On       On       On      Off
       C0FFFh       C3FFFh

       C1000 -      C2000 -      On       On       On      Off       On
       C17FFh       C3FFFh

       C1800 -      C2000 -      On       On       On      Off      Off
       C1FFFh       C3FFFh

       C4000 -      C6000 -      On       On      Off       On       On
       C47FFh       C7FFFh

       C4800 -      C6000 -      On       On      Off       On      Off
       C4FFFh       C7FFFh

       C5000 -      C6000 -      On       On      Off      Off       On
       C57FFh       C7FFFh

       C5800 -      C6000 -      On       On      Off      Off      Off
       C5FFFh       C7FFFh

       CC000 -      CE000 -      On      Off       On       On       On
       CC7FFh       CFFFFh

       CC800 -      CE000 -      On      Off       On       On      Off
       CCFFFh       CFFFFh

       CD000 -      CE000 -      On      Off       On      Off       On
       CD7FFh       CFFFFh

       CD800 -      CE000 -      On      Off       On      Off      Off
       CDFFFh       CFFFFh

      D0000 -      D2000 -      On      Off      Off       On       On
       D07FFh       D3FFFh

       D0800 -      D2000 -      On      Off      Off       On      Off
       D0FFFh       D3FFFh

       D1000 -      D2000 -      On      Off      Off      Off       On
       D17FFh       D3FFFh

       D1800 -      D2000 -      On      Off      Off      Off      Off
       D1FFFh       D3FFFh

       D4000 -      D6000 -     Off       On       On       On       On
       D47FFh       D7FFFh

       D4800 -      D6000 -     Off       On       On       On      Off
       D4FFFh       D7FFFh

       D5000 -      D6000 -     Off       On       On      Off       On
       D57FFh       D7FFFh

       D5800 -      D6000 -     Off       On       On      Off      Off
       D5FFFh       D7FFFh

       D8000 -      DA000 -     Off       On      Off       On       On
       D87FFh       DBFFFh

       D8800 -      DA000 -     Off       On      Off       On      Off
       D8FFFh       DBFFFh

       D9000 -      DA000 -     Off       On      Off      Off       On
       D97FFh       DBFFFh

       D9800 -      DA000 -     Off       On      Off      Off      Off
       D9FFFh       DBFFFh

       DC000 -      DE000 -     Off      Off       On       On       On
       DC7FFh       DFFFFh

       DC800 -      DE000 -     Off      Off       On       On      Off
       DCFFFh       DFFFFh

       DD000 -      DE000 -     Off      Off       On      Off       On
       DD7FFh       DFFFFh

       DD800 -      DE000 -     Off      Off       On      Off      Off
       DDFFFh       DFFFFh

       E0000 -      E2000 -     Off      Off      Off       On       On
       E07FFh       E2FFFh

       E0800 -      E2000 -     Off      Off      Off       On      Off
       E0FFFh       E2FFFh

       E1000 -      E2000 -     Off      Off      Off      Off       On
       E17FFh       E2FFFh

       E1800 -      E2000 -     Off      Off      Off      Off      Off
       E1FFFh       E2FFFh

