HwMuseum | Index

DIAMOND FLOWER INC.

MIO-400AF

DATA BUS:

16-BIT, ISA

Size:

Three/quarter-length, full-height card

Hard drive supported:

Two IDE (AT) Interface drives

Floppy drives supported:

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

CONNECTIONS

Function

Location

25-pin parallel port (LPT1/2/3) - external

CN1

15-pin monochrome video port - external

CN2

40-pin IDE(AT) Interface connector

CN3

34-pin control cable connector - floppy drive

CN4

10-pin serial port (COM2/3/4) - internal

CN6

10-pin serial port (COM1/2/3) - internal

CN5

2-pin connector - Drive active LED

J1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

IDE low reset signal enabled

JP5

Pins 2 & 3 closed

 

IDE high reset signal enabled

JP5

Pins 1 & 2 closed

»

Bus speed <10MHz enabled

JP6

Pins 2 & 3 closed

 

Bus speed >10MHz enabled

JP6

Pins 1 & 2 closed

»

Parallel port Interrupt Request IRQ 7 enabled

JP7

Pins 2 & 3 closed

 

Parallel port Interrupt Request IRQ 5 enabled

JP7

Pins 1 & 2 closed

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Single speed floppy drives supported

JP8

Pins 2 & 3 closed

 

Dual speed floppy drives supported

JP8

Pins 1 & 2 closed

»

Video display port enabled

JP9

Pins 2 & 3 closed

 

Video display port disabled

JP9

Pins 1 & 2 closed

»

Floppy drive enabled

SW1/switch 5

Closed

 

Floppy drive disabled

SW1/switch 5

Open

»

Hard drive enabled

SW1/switch 6

Closed

 

Hard drive disabled

SW1/switch 6

Open

SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION

 

 

 

Port 1 (CN5)

Port 2 (CN6)

JP1

JP2

»

Normal

Normal

Pins 2 & 3, 5 & 6,

8 & 9 closed

Pins 2 & 3, 5 & 6,

8 & 9 closed

 

Forced True

Forced True

Pins 1 & 2, 4 & 5,

7 & 8 closed

Pins 1 & 2, 4 & 5,

7 & 8 closed

SERIAL PORT'S DTE/DCE CONFIGURATION

Serial port 1 (CN5)

Serial port 2 (CN6)

Jumper JP3

Jumper JP4

SERIAL PORT 1 (CN5) INTERRUPT REQUEST

IRQ

JP10/jumper 1

JP10/ jumper 2

JP10/ jumper 3

JP10/ jumper 4

 

2

Closed

Open

Open

Open

»

3

Open

Closed

Open

Open

 

4

Open

Open

Closed

Open

 

5

Open

Open

Open

Closed

 

SERIAL PORT 2 (CN6) INTERRUPT REQUEST

IRQ

JP11/jumper 1

JP11/ jumper 2

JP11/ jumper 3

JP11/ jumper 4

 

2

Closed

Open

Open

Open

 

3

Open

Closed

Open

Open

»

4

Open

Open

Closed

Open

 

5

Open

Open

Open

Closed

SERIAL PORT CONFIGURATION - SW1

CN5

CN6

Switch 1

Switch 2

Switch 7

Switch 8

»

COM1

COM2

On

On

On

On

 

COM1

Disabled

Off

Off

On

Off

 

Disabled

COM2

N/A

N/A

Off

On

 

COM2

COM3

Off

On

On

On

 

COM3

COM4

On

Off

On

On

 

Disabled

Disabled

N/A

Off

Off

Off

PARALLEL PORT (CN1) CONFIGURATION

LPT

SW1/switch 3

SW1/switch 4

»

LPT1

Off

On

 

LPT2

On

Off

 

LPT3

Off

Off

 

Disabled

On

On