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TMC-830 Hard Disk/Floppy Controller Settings and Configuration






FUTURE DOMAIN CORPORATION

TMC-830

Data bus: 8 bit, ISA

Size: Half-length, full-height card

Hard drives supported: Up to seven SCSI devices

Floppy drives supported: None

Sector interleave: 1:1

CONNECTIONS

Function

Location

25-pin SCSI connector-external

CN1

50-pin SCSI connector-external

CN2

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Hard drive interrupt is IRQ5

W3

pins 2 & 3 closed

 

Hard drive interrupt is IRQ3

W3

pins 1 & 2 closed

Zero wait state disabled

W5

open

 

Zero wait state enabled

W5

closed

BIOS ADDRESS

Address

Jumper/W1

Jumper/W2

BIOS base address is CA00h

open

open

 

BIOS base address is C800h

open

closed

 

BIOS base address is CE00h

closed

open

 

BIOS base address is DE00h

closed

open








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