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DTC6180-15TX, DTC6280-15TX

DATA TECHNOLOGY CORPORATION

DTC6180-15TX, DTC6280-15TX

Data bus: 16-bit, ISA

Size: Full-length, full-height card

Hard drives supported: Two ESDI RLL drives with 17,32, or 60 sector mapping

Floppy drives supported: DTC6180-15TX: None

DTC6280-15TX: Four 360KB, 720KB, 1.2MB, 1.44MB

Sector interleave: 1:1

CONNECTIONS

Function

Location

34-pin data cable connector-floppy drive (DTC6280-15TX only)

J1

34-pin control cable connector-hard drive

J2

20-pin data cable connector-drive 0

J3

20-pin data cable connector-drive 1

J4

4-pin connector-drive active LED

J5

USER CONFIGURABLE SETTTINGS - DTC6X80-15TX

Function

Location

Setting

Reserved for Floppy precomp

W1

open

Wait state disabled

W2

open

 

Wait state enabled

W2

closed

BIOS SRAM is 8Kx8 (6264)

W3

pins 1 & 2 closed

 

BIOS SRAM is 2Kx8 (6116) (Hard-wired)

W3

pins 2 & 3 closed

Track buffer size is 32Kx8 SRAM

W4

pins 1 & 2 closed

 

Track buffer size is 8Kx8 SRAM

W4

pins 2 & 3 closed

Hard Drive Interrupt is IRQ14

W5

pins 1 & 2 closed

 

Hard Drive Interrupt is IRQ15

W5

pins 2 & 3 closed

BIOS ADDRESS - DTC6180-15TX

Address

SW1/switch 5

SW1/switch 6

C8000h

off

off

 

D8000h

on

off

 

D0000h

off

on

 

D4000h

on

on

USER CONFIGURABLE SETTINGS - DTC6280-15TX

Function

Location

Setting

Floppy drive data transfer rate is 300Kb/s

SW1/switch 1

off

 

Floppy drive data transfer rate is 250Kb/s

SW1/switch 1

on

PS/2-type floppy at Drive Select 2 not supported

SW1/switch 2

on

 

PS/2-type floppy drive on Drive Select 2 supported

SW1/switch 2

off

Floppy drive enabled

SW1/switch 3

off

 

Floppy drive disabled

SW1/switch 3

on

Hard drive port address 1F0-1F7h

and floppy drive port address 3F2-3F7h

SW1/switch 4

off

 

Hard drive port address 170-177h

and floppy drive port address 372-377h

SW1/switch 4

on

Auto deselect enabled

SW1/switch 5

on

 

Auto deselect disabled

SW1/switch 5

off

BIOS enabled

SW1/switch 6

on

 

BIOS disabled

SW1/switch 6

off

Initial interrupt enabled after reset

SW1/switch 9

on

 

Initial interrupt disabled after reset

SW1/switch 9

off

Track buffer enabled

SW1/switch 10

on

 

Track buffer disabled

SW1/switch 10

off

BIOS ADDRESS - DTC6280-15TX

Address

SW1/switch 7

SW1/switch 8

C8000h

off

off

D8000h

on

off

D0000h

off

on

D4000h

on

on