ADVANCED DIGITAL CORPORATION

PC II SLAVE BOARD

Card Type              Serial controller card
Processor              8088
Processor Speed        8MHz
Maximum Onboard Memory 512KB DRAM
Maximum Video Memory   2KB RAM
I/O Options            Serial ports (2)
Data Bus               8-bit ISA

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Serial port 1                 J1     Serial port 2                 J2

                        USER CONFIGURABLE SETTINGS

                 Function                     Label         Position

  »   "B" KBD Data greater than 10 feet        SWA      Pins 2 & 3 closed

      "B" KBD Data less than 10 feet           SWA      Pins 1 & 2 closed

  »   "A" KBD Data greater than 10 feet        SWA      Pins 5 & 6 closed

      "A" KBD Data less than 10 feet           SWA      Pins 4 & 5 closed

  »   "B" KBD Clock greater than 10 feet       SWA      Pins 8 & 9 closed

      "B" KBD Clock less than 10 feet          SWA      Pins 7 & 8 closed

  »   "A" KBD Clock greater than 10 feet       SWA         Pins 11 & 12
                                                             closed

      "A" KBD Clock less than 10 feet          SWA         Pins 10 & 11
                                                             closed

  »   "B" Speaker greater than 10 feet         SWA         Pins 14 & 15
                                                             closed

      "B" Speaker less than 10 feet            SWA         Pins 13 & 14
                                                             closed

  »   "A" Speaker greater than 10 feet         SWA         Pins 17 & 18
                                                             closed

      "A" Speaker less than 10 feet            SWA         Pins 16 & 17
                                                             closed

                        BASE I/O ADDRESS SELECTION

  Setting   SWB/1   SWB/2   SWB/3   SWB/4   SWB/5   SWB/6   SWB/7   SWB/8

   230h      On      On      On     Off     Off      On      On      On

   231h      On      On      On     Off     Off      On      On      On

   232h     Off      On      On     Off     Off      On      On      On

   233h     Off      On      On     Off     Off      On      On      On

   234h      On     Off      On     Off     Off      On      On      On

   235h      On     Off      On     Off     Off      On      On      On

   236h     Off     Off      On     Off     Off      On      On      On

   237h     Off     Off      On     Off     Off      On      On      On

   238h      On      On     Off     Off     Off      On      On      On

   239h      On      On     Off     Off     Off      On      On      On

   23Ah     Off      On     Off     Off     Off      On      On      On

   23Bh     Off      On     Off     Off     Off      On      On      On

   23Ch      On     Off     Off     Off     Off      On      On      On

   23Dh      On     Off     Off     Off     Off      On      On      On

   23Eh     Off     Off     Off     Off     Off      On      On      On

   23Fh     Off     Off     Off     Off     Off      On      On      On

   240h      On      On      On      On      On     Off      On      On

   241h      On      On      On      On      On     Off      On      On

   242h     Off      On      On      On      On     Off      On      On

   243h     Off      On      On      On      On     Off      On      On

                        BASE I/O ADDRESS SELECTION

  Setting   SWC/1   SWC/2   SWC/3   SWC/4   SWC/5   SWC/6   SWC/7   SWC/8

    C0       On      On      On      On      On      On     Off      Off

    C1       On      On     Off     Off     Off     Off     Off      On

                      SERIAL PORT INTERRUPT SELECTION

  IRQ    SWD/1    SWD/2   SWD/3   SWD/4    SWD/5   SWD/6    SWD/7   SWD/8

  IRQ2    On      Off      Off     Off      On      Off     Off      Off

  IRQ3    Off      On      Off     Off      On      Off     Off      Off

  IRQ4    Off     Off      On      Off      On      Off     Off      Off

  IRQ5    Off     Off      Off     On       On      Off     Off      Off

  None    Off     Off      Off     Off      On      Off     Off      Off

  Note: Switch 5 must be "On" for the first PC II slave only and "Off"
  for all other PC II slave boards in a system.