EVEREX SYSTEMS, INC.

EV-348

Data bus: 16-bit, ISA

Size: Half-length, full-height

Hard drives supported: Two ESDI RLL drives

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

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

34-pin control cable connector-floppy drive

J4

4-pin connector-drive active LED

J5

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Factory configured buffer size is 32KB

W1 & W3

pins 2 & 3 closed

»

Factory configured buffer size is 32KB

W2 & W4

pins 1 & 2 closed

»

Hard drive port address is 1F0-1F7h

W7

open

 

Hard drive port address is 170-177h

W7

closed

»

Hard drive interrupt IRQ14 enabled

W8

closed

 

Hard drive interrupt IRQ14 disabled

W8

open

»

Hard drive enabled

W9

closed

 

Hard drive disabled

W9

open

»

Floppy drive enabled

W10

closed

 

Floppy drive disabled

W10

open

»

DACK2 enabled

W11

closed

 

DACK2 disabled

W11

open

»

Floppy drive port address is 3F2-3F7h

W12

open

 

Floppy drive port address is 372-377h

W12

closed

BIOS ADDRESS

Address

Jumper W5

Jumper W6

»

C8000h

closed

closed

 

CC000h

open

closed

 

D4000h

closed

open

 

Disabled

open

open