
IRWIN

4100C

Card Type               Tape drive controller
Hard Drives supported   None
Floppy drives supported None
Data Bus                8-bit ISA
Card Size               Half-length, full-height


[Image]

                                CONNECTIONS

        Function             Label           Function            Label

  Tape drive interface -      CN1        34-pin tape drive        CN2
  external                             interface - internal

                        USER CONFIGURABLE SETTINGS

                Function                     Label          Position

    Factory configured - do not alter        J3/1          Pins 2 & 3
                                                             closed

    Factory configured - do not alter        J3/2          Pins 2 & 3
                                                             closed

    Factory configured - do not alter        J3/3          Pins 1 & 2
                                                             closed

    Factory configured - do not alter        J3/4          Pins 2 & 3
                                                             closed

            Note:Changing the above settings can result in damage to the
            controller and tape drive.

                           DMA CHANNEL SELECTION

  Channel      J2/7      J2/8       J2/9      J2/10     J2/11      J2/12

       1      Closed     Open       Open     Closed      Open      Open

      2       Open     Closed      Open      Open      Closed     Open

       3       Open      Open      Closed     Open       Open     Closed

                        BASE I/O ADDRESS SELECTION

     Address          J1/A          J1/B           J1/C          J1/D

         360h         Open          Open          Closed         Open

        370h         Open         Closed          Open          Open

         3E0h         Open          Open           Open         Closed

         3F0h        Closed         Open           Open          Open

            Note: Do not use address 3F0h.

                            INTERRUPT SELECTION

  Setting      J2/1       J2/2      J2/3      J2/4      J2/5       J2/6

      IRQ2    Closed      Open      Open      Open      Open       Open

       IRQ3    Open      Closed     Open      Open      Open       Open

      IRQ4     Open       Open     Closed     Open      Open       Open

      IRQ5     Open       Open      Open     Closed     Open       Open

      IRQ6    Open       Open      Open      Open     Closed      Open

      IRQ7     Open       Open      Open      Open      Open      Closed

