AST RESEARCH, INC.

I/O MINI II (202123-001)

Card Type

Multi-I/O card

Chip Set

Unidentified

Maximum Onboard Memory

None

I/O Options

Game port, parallel port, serial ports (2)

Data Bus

8-bit ISA

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

PC/XT slot 8 disabled

E7

Pins 1 & 2 closed

 

PC/XT slot 8 enabled

E7

Pins 2 & 3 closed

 

Game port enabled

E12

Closed

 

Game port disabled

E12

Open

»

Clock/calendar enabled

E13

Closed

 

Clock/calendar disabled

E13

Open

 

Serial port 2 IRQ3 COM2 enabled

E14

Closed

 

Serial port 2 IRQ3 COM2 disabled

E14

Open

»

Printer port IRQ7 LPT1 enabled

E17

Closed

 

Printer port IRQ7 LPT1 disabled

E17

Open

»

Factory configured - do not alter

E18

Open

PARALLEL PORT ADDRESS SELECTION

Setting

E10

E11

LPT1 (378h)

Closed

Open

LPT2 (278h)

Open

Closed

SERIAL PORT 1/2 ADDRESS SELECTION

Setting

E8

E9

COM1 (Port 1)

Closed

Open

COM2 (Port1 or Port2)

Open

Closed

SERIAL PORT 1 SELECTION

Setting

E1

E2

E3

»

Normal

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

CTS

Pins 2 & 3 closed

Open

Open

 

DSR

Open

Pins 2 & 3 closed

Open

 

DCD

Open

Open

Pins 2 & 3 closed

SERIAL PORT 2 SELECTION

Setting

E4

E5

E6

»

Normal

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

 

CTS

Pins 2 & 3 closed

Open

Open

 

DSR

Open

Pins 2 & 3 closed

Open

 

DCD

Open

Open

Pins 2 & 3 closed

SERIAL PORT 1 INTERRUPT/ADDRESS SELECTION

IRQ

COM

E15

E16

IRQ2

COM2

Closed

Open

IRQ4

COM1

Open

Closed

MISCELLANEOUS TECHNICAL NOTES

Note: The exact location of the jumpers and connectors are unidentified.