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DIAMOND FLOWER, INC.

DIO-200A

Card Type

Multi I/O

Chipset/Controller

National Semiconductor

I/O Options

Game, parallel port, serial ports (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

External battery connector

J1

Serial port 2

J4

Serial port 1

J2

Parallel port

J5

Game port

J3

 

 

SERIAL PORT CONFIGURATION

Port 1 (J4)

Port 2 (J2)

SW2/switch 2

SW2/switch 3

»

COM1

COM2

On

Off

 

COM2

COM3

Off

On

 

COM3

COM4

On

On

 

Disabled

Disabled

Off

Off

SERIAL PORT INTERRUPT SELECTION

Port 1 (J4)

SW1/switch 3

SW1/switch 4

»

IRQ4

On

Off

 

IRQ3

Off

On

SERIAL PORT INTERRUPT SELECTION

Port 2 (J2)

SW1/switch 1

SW1/switch 2

»

IRQ3

On

Off

 

IRQ4

Off

On

SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION

Port 1

Port 2

JP3

JP2

»

Normal

Normal

Pins 1 & 2, 4 & 5, 7 & 8 closed

Pins 1 & 2, 4 & 5, 7 & 8 closed

 

Forced True

Forced True

Pins 2 & 3, 5 & 6, 8 & 9 closed

Pins 2 & 3, 5 & 6, 8 & 9 closed

SERIAL PORT'S DTE/DCE CONFIGURATION

Primary serial port J4

Secondary serial port J2

Jumper JP4

Jumper JP1

PARALLEL PORT SETTINGS

LPT

SW2/switch 1

»

1

Off

 

2

On

PARALLEL PORT INTERRUPTS

IRQ

SW1/switch 5

SW1/switch 6

»

IRQ7

Off

On

 

IRQ5

On

Off

CLOCK CONFIGURATION

Clock

SW2/switch 4

»

Enabled

On

 

Disabled

Off

CLOCK INTERRUPT SELECT

IRQ

SW2/switch 7

SW2/switch 8

»

2

Off

On

 

5

On

Off