HwMuseum | Index

FUTURE DOMAIN CORPORATION

TMC-880, TMC-881

Data bus: 16-bit, ISA

Size: Full-length, full-height card

Hard drives supported: Up to seven SCSI devices

Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

25-pin SCSI Interface connector-external

J1

50-pin SCSI Interface connector-internal

J2

34-pin data cable connector-floppy drives

J3

4-pin connector-drive active LED

J4

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Time-out delay is short

W6

pins 1 & 2 closed

 

Time-out delay is long

W6

pins 2 & 3 closed

»

Floppy drive port address is 3F2-3F7h

W10

open

 

Floppy drive port address is 372-377h

W10

closed

»

Hard drive port address is 1F0-1F7h

W12

open

 

Hard drive port address is 170-177h

W12

closed

INTERRUPT REQUEST

IRQ

W4/1

W4/2

W4/3

W4/4

W4/5

W4/6

W4/7

W4/8

 

IRQ3

closed

open

open

open

open

open

open

open

 

IRQ4

open

closed

open

open

open

open

open

open

»

IRQ5

open

open

closed

open

open

open

open

open

 

IRQ10

open

open

open

closed

open

open

open

open

 

IRQ11

open

open

open

open

closed

open

open

open

 

IRQ12

open

open

open

open

open

closed

open

open

 

IRQ14

open

open

open

open

open

open

closed

open

 

IRQ15

open

open

open

open

open

open

open

closed

BIOS ADDRESS

Address

W1

W2

»

CA00h

open

open

 

C800h

open

closed

 

CE00h

closed

open

 

DE00h

closed

closed