UltraStor Ultra 34F SCSI Host Adapter
View of the Controller.
  • J1: Internal SCSI-1 Connector
  • J3: External SCSI-1 Connector
  • JP5: HD Activity LED Connector
    • Default settings are in Bold or are selected by a .
    JP2: (Factory Jumpered)

    JP3: Options

    (1/2): HD Spin-up Sequence
  • Open for Auto Spin-up on Power-on.
  • Jumpered for Spin-up on Command.
    • (3/4): Synchronous Negotiation
  • Open for Source (34F) Initiation.
  • Jumpered for Target (HD) Initiation.
    • (5-8): Interrupts
    (5/6) (7/8)
    IRQ#10 On On
    IRQ#11 On Off
    IRQ#14 Off On
    IRQ#15 Off Off
    (Default is IRQ#14)

    (9/10): SCSI Parity

  • Open to Enable Parity.
  • Jumpered to Disable Parity.

    • (11-16): BIOS Address
    (11/12) (13/14) (15/16)
    Disable Off Off Off
    C400-C7FF Off Off On
    C800-CBFF Off On Off
    CC00-CFFF Off On On
    D000-D3FF On Off Off
    D400-D7FF On Off On
    D800-DBFF On On Off
    DC00-DFFF On On On
    (Default is C800-CBFF)

    JP4: Options

    (1-4): I/O Address
    (1/2) (3/4)
    130h On On
    230h On Off
    330h Off Off
    340h Off On
    (Default is 330h).

    (5/6): Multiple Disk Support

  • Open: 2 Peripherals, maximum.
  • Jumpered: 7 Peripherals (DOS 5 & above).

    • (7-10): Translation
    (7/8) (9/10) Resulting Translation
    Off Off 16-Heads, 63-Sect/Trk, 2-Drives
    Off On 64-Heads, 32-Sect/Trk, 2-Drives
    On Off 64-Heads, 63-Sect/Trk, >2-Drives
    On On 64-Heads, 32-Sect/Trk, >2-Drives
    (Default is 64-Heads, 32-Sect/Trk, 2-Drives.)
    (11-16): SCSI ID Select
    (11/12) (13/14) (15/16)
    ID#7 On On On
    ID#6 On On Off
    ID#5 On Off On
    ID#4 On Off Off
    ID#3 Off On On
    ID#2 Off On Off
    ID#1 Off Off On
    Reserved Off Off Off
    (Default is ID#7).

    JP10: (Factory Jumpered)

    The 34F has an internal Utility program for Low Level Formatting, Disk Analysis, and Defect Management, accessed through the Debug command. (g=xxxx:5, where xxxx is the address of the BIOS)
    Switches

    DOS (USPI14.SYS):

  • /F Displays peripherals attached, and system resources used by the 34F.
  • /L Enables use of Lugical Unit Numbers (LUNs). [For multiple target peripherals, ie: CDRom Disk changers.]
  • /Xiii Excludes scanning of certain I/O addresses. (/X130, /X230, etc.)

    • OS/2 2.0 & Up (ULTRA14.ADD):

  • /A:x ID's the Adapter (ie: /A:0, or /A:1) in multiple adapter setups.
  • /ET Extended Translation allows the use of Logical Unit Numbers (LUNs). [For multiple target peripherals, ie: CDRom Disk changers.]
  • /!DM:d1,d2 DisablesDASD Manager support for devices d1, d2, etc.
  • /!SM:d1,d2 Disables SCSI Manager support for devices d1, d2, etc.

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