Future Domain TMC-845 & TMC-850 SCSI Host Adapter
View of the TMC-850 board.

  • J1: External SCSI Connector
  • J2: Internal SCSI Connector
  • Note: The TMC-845 is a TMC-850 without a BIOS.
    Default settings are in Bold or are selected by a (Default) or (Optional)
    (W1/W2): Memory Address
    W1 W2 Range
    Off On C800:0000-C800:1FFF
    Off Off CA00:0000-CA00:1FFF
    On Off CE00:0000-CE00:1FFF
    On On DE00:0000-DE00:1FFF
    (Default is C800.)

    (W3/W4): Interrupt
    W3 W4 Interrupt
    On Off IRQ#3
    Off On IRQ#5
    (Default is IRQ#3.)


    The TMC-845 & TMC-850 require a software Low Level Formatter. Future Domain shipped their "Disk Maestro" SCSI Utilities with these Host Adapters.
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