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MIO-500

DIAMOND FLOWER INC.

MIO-500

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two IDE (AT) Interface drives

Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

4-pin connector-drive active LED

CN1

34-pin data cable connector-floppy drive

CN2

16-pin connector-game port

CN3

10-pin connector-serial port 2

CN4

40-pin IDE (AT) Interface connector

CN5

DB-9 male connector-serial port 1

CN6

DB-25 female connector-parallel port

CN7

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy drive enabled

JP6

pins 1 & 2 closed

 

Floppy drive disabled

JP6

pins 2 & 3 closed

Hard drive port address 1F0-1F7h

JP7

pins 1 & 2 closed

 

Hard drive port address 170-177h

JP7

pins 2 & 3 closed

Floppy drive port address 3F1-3F7h

JP8

pins 1 & 2 closed

 

Floppy drive port address 371-377h

JP8

pins 2 & 3 closed

Hard drive enabled

JP9

pins 1 & 2 closed

 

Hard drive disabled

JP9

pins 2 & 3 closed

Parallel port address 378-37Fh

JP10

pins 1 & 2 closed

 

Parallel port address 278-27Fh

JP10

pins 2 & 3 closed

Serial port 1 set to COM1 (3F8-3FFh)

JP11

pins 1 & 2 closed

 

Serial port 1 set to COM3 (3E8-3EFh)

JP11

pins 2 & 3 closed

Serial port 2 set to COM2 (2F8-2FFh)

JP12

pins 1 & 2 closed

 

Serial port 2 set to COM4 (2E8-2EFh)

JP12

pins 2 & 3 closed

Serial port 2 enabled

JP13

pins 1 & 2 closed

 

Serial port 2 disabled

JP13

pins 2 & 3 closed

Serial port 1 enabled

JP14

pins 1 & 2 closed

 

Serial port 1 disabled

JP14

pins 2 & 3 closed

Parallel port enabled

JP15

pins 1 & 2 closed

 

Parallel port disabled

JP15

pins 2 & 3 closed

Factory configured - do not alter

JP16

pins 2 & 3 closed

Second hard drive controller not supported

JP17

pins 1 & 2 closed

 

Second hard drive controller supported

JP17

pins 2 & 3 closed

Factory configured - do not alter

JP18

pins 2 & 3 closed

Game port enabled

JP19

pins 1 & 2 closed

 

Game port disabled

JP19

pins 2 & 3 closed

Parallel port IRQ is IRQ7

JP22

pins 2 & 3 closed

 

Parallel port IRQ is IRQ5

JP22

pins 1 & 2 closed

SERIAL PORT SIGNAL STATUS

JP5 - SERIAL PORT 1

JP2 - SERIAL PORT 2

Function

Location

Setting

DCD (Data Carrier Detect) - NORMAL

Jumper 1

pins 1 & 2 closed

 

DCD (Data Carrier Detect) - FORCED TRUE

Jumper 1

pins 2 & 3 closed

DSR (Data Set Ready) - NORMAL

Jumper 2

pins 1 & 2 closed

 

DSR (Data Set Ready) - FORCED TRUE

Jumper 2

pins 2 & 3 closed

CTS (Clear To Send) - NORMAL

Jumper 3

pins 1 & 2 closed

 

CTS (Clear To Send) - FORCED TRUE

Jumper 3

pins 2 & 3 closed

SERIAL PORT CONFIGURATION JUMPERS

JP4 - SERIAL PORT 1

JP3 - SERIAL PORT 2

Port is DTE (Data Terminal Equipment)

All pins closed horizontally

(1-2, 3-4, 5-6, 7-8, 9-10)

 

Port is DCE (Data Comm. Equipment)

Pins 1-8 closed vertically (1-3, 2-4, 5-7, & 6-8) and pins 9-10 closed horizontally

SERIAL PORT IRQ JUMPERS - JP21

JUMPERS 1-4 - SERIAL PORT 2 (DEFAULT SETTING = Í )

JUMPERS 5-8 - SERIAL PORT 1 (DEFAULT SETTING = )

IRQ

Jumper 1/5

Jumper 2/6

Jumper 3/7

Jumper 4/8

 

IRQ2

closed

open

open

open

í IRQ3

open

closed

open

open

IRQ4

open

open

closed

open

 

IRQ5

open

open

open

closed