DELL COMPUTER CORPORATION

IDE CONTROLLER REV. 2

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two IDE (AT) Interface drives

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

CONNECTIONS

Function

Location

40-pin IDE (AT) Interface connector-internal

CN1

34-pin data cable connector-floppy drive

CN2

4-pin connector-drive active LED

CN3

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Hard drive enabled

JP4

open

 

Hard drive disabled

JP4

closed

»

Floppy drive enabled

JP5

open

 

Floppy drive disabled

JP5

closed

»

Drive generates IRQ14 high

JP6

pins 1 & 2 closed

 

Drive does not drive IRQ14 high

JP6

pins 2 & 3 closed

MISCELLANEOUS TECHNICAL NOTES

This controller has no on-board software