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MIO-100

DIAMOND FLOWER, INC.

MIO-100

Card Type

Multi I/O card

Chipset/Controller

NEC

I/O Options

Clock, floppy drive interface, game port, parallel port, serial ports (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Floppy drive interface

CN1

Game port

J3

External battery connector

J1

Serial port 1

J4

Serial port 2

J2

Parallel port

J5

SERIAL PORT CONFIGURATION

Port 1 (J4)

Port 2 (J2)

SW2/1

SW2/2

COM1

COM2

On

On

 

COM2

COM3

Off

On

 

COM3

COM4

On

Off

SERIAL PORT INTERRUPT SELECT

Port 1 (J4)

Port 2 (J2)

SW1/1

SW1/2

SW1/3

SW1/4

IRQ4

IRQ3

On

Off

Off

On

 

IRQ3

IRQ4

Off

On

On

Off

SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION

Port 1 (J4)

Port 2 (J2)

JP1

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 ENABLE/DISABLE SELECT

Port 1 (J4)

Port 2 (J2)

SW2/4

SW2/5

Enabled

Enabled

On

On

 

Enabled

Disabled

On

Off

 

Disabled

Enabled

Off

On

 

Disabled

Disabled

Off

Off

SERIAL PORT'S DTE/DCE CONFIGURATION

Primary serial port J4

Secondary serial port J2

Jumper JP4

Jumper JP3

PARALLEL PORT CONFIGURATION

LPT

Port

SW2/3

SW2/6

1

Enabled

Off

On

 

2

Enabled

On

On

 

N/A

Disabled

N/A

Off

PARALLEL PORT INTERRUPT SELECT

IRQ

SW1/5

SW1/6

7

On

Off

 

5

Off

On

CLOCK PORT CONFIGURATION

IRQ

SW1/7

SW1/8

IRQ2

Off

On

 

IRQ5

On

Off

CLOCK PORT INTERRUPT SELECT

Port

SW2/8

Enabled

On

 

Disabled

Off

GAME PORT CONFIGURATION

Port

SW2/7

Enabled

On

 

Disabled

Off