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IDE CONTROLLER REV. 2

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