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DTC5180CRH

DATA TECHNOLOGY CORPORATION

DTC5180CRH

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two MFM ST506/412 drives

Floppy drives supported: None

Sector interleave: 2:1

CONNECTIONS

Function

Location

34-pin control cable connector-hard drive

J1

20-pin data cable connector-drive 0

J2

20-pin data cable connector-drive 1

J3

4-pin connector-drive active LED

J4

5-pin connector-DC power

J5

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy change signal not driven

W1

open

 

Floppy signal driven low (XT system default)

W1

closed

Interrupt remains enabled after reset

W4

pins 2 & 3 closed

 

Interrupt disabled after reset

W4

pins 1 & 2 closed

Drive select "flip-flop" controlled by firmware

W5

pins 1 & 2 closed

 

Drive select "flip-flop" controlled by system reset

W5

pins 2 & 3 closed

Factory configured - do not alter

W6

closed

Auto deselect enabled

W7

closed

 

Auto deselect disabled

W7

open

HARD DRIVE PORT ADDRESS

Address

W2

W3

Port addresses are 1F0-1F7 3F2-3F7h

open

open

 

Port addresses are 170-177 372-377h

closed

closed

MISCELLANEOUS TECHNICAL NOTES

This controller has no on-board software