UNIDENTIFIED

E7578BF

Chipset

Winbond

Data Bus

16-bit ISA

Card Size

Half height, half length

Hard Drives Supported

Two IDE(AT) devices

Floppy Drives Supported

None

CONNECTIONS

Function

Label

Function

Label

34-pin cable connector - floppy drive

CON1

9-pin serial port 1 - external

CON5

2-pin drive active LED

CON2

10-pin serial port 2 - internal

CON6

40-pin IDE(AT) connector

CON3

25-pin parallel port - external

CON7

16-pin game port

CON4

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

IDE(AT) interface enabled

J1

Pins 2 & 3 closed

 

IDE(AT) interface disabled

J1

Pins 1 & 2 closed

»

Floppy drive interface enabled

J2

Pins 2 & 3 closed

 

Floppy drive interface disabled

J2

Pins 1 & 2 closed

»

Floppy drive order is normal (A:, B:)

J3

Pins 2 & 3 closed

 

Floppy drive order is reversed (B:, A:)

J3

Pins 1 & 2 closed

»

Serial port 1 interrupt is IRQ4

J10

Pins 2 & 3 closed

 

Serial port 1 interrupt is IRQ3

J10

Pins 1 & 2 closed

»

Serial port 2 interrupt is IRQ3

J11

Pins 2 & 3 closed

 

Serial port 2 interrupt is IRQ4

J11

Pins 1 & 2 closed

»

Parallel port interrupt is IRQ7

J12

Pins 1 & 2 closed

 

Parallel port interrupt is IRQ5

J12

Pins 2 & 3 closed

»

Game port enabled

J13

Closed

 

Game port disabled

J13

Open

»

Parallel port is unidirectional

J14

Closed

 

Parallel port is bidirectional

J14

Open

SERIAL PORT 1 ADDRESS SELECTION

Setting

J4

J5

»

3F8h (COM1:)

Pins 2 & 3 closed

Pins 1 & 2 closed

 

3E8h (COM3:)

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 1 & 2 closed

Pins 1 & 2 closed

SERIAL PORT 2 ADDRESS SELECTION

Setting

J6

J7

»

2F8h (COM2:)

Pins 2 & 3 closed

Pins 1 & 2 closed

 

2E8h (COM4:)

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 1 & 2 closed

Pins 1 & 2 closed

PARALLEL PORT ADDRESS SELECTION

Setting

J8

J9

 

3BCh

Pins 2 & 3 closed

Pins 2 & 3 closed

»

378h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

278h

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

Pins 1 & 2 closed

Pins 1 & 2 closed