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SMART I/O

UNIDENTIFIED

SMART I/O

Data bus:

16-bit, ISA

Size:

Full-lenght, full-height card

Hard drive supported:

Up to seven SCSI devices

Floppy drives supported:

360KB, 720KB, 1.2MB or 1.44MB drives

CONNECTIONS

Function

Location

50-pin SCSI port

CN1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

32KB ROM

J1

pins 1 & 2 closed

 

64KB ROM

J1

pins 2 & 3 closed

Address

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

A18XXXh

Off

Off

Off

Off

Off

On

Off

Off

 

A17XXXh

Off

Off

Off

Off

Off

Off

On

Off

 

A23XXXh

On

Off

Off

Off

Off

Off

Off

Off

 

A22XXXh

Off

On

Off

Off

Off

Off

Off

Off

 

A21XXXh

Off

Off

On

Off

Off

Off

Off

Off

 

A20XXXh

Off

Off

Off

On

Off

Off

Off

Off

 

A19XXXh

Off

Off

Off

Off

On

Off

Off

Off

Note: A18XXXh is the default address for cards 1 & 2, A17XXXh is the default address for cards 3 & 4.

CARD NUMBER

CARD

J2

J4

First

pins 1 & 2 closed

pins 1 & 2 closed

 

Second

pins 2 & 3 closed

pins 1 & 2 closed

 

Third

pins 1 & 2 closed

pins 2 & 3 closed

 

Fourth

pins 2 & 3 closed

pins 2 & 3 closed

INTERRUPT REQUEST

IRQ

J3

IRQ15

pins 1 & 2 closed

 

IRQ11

pins 3 & 4 closed

 

IRQ4

pins 5 & 6 closed

 

IRQ3

pins 7 & 8 closed