UNIDENTIFIED

PRIME-2 SUPER I/O

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

25-pin parallel port

CN1

9-pin serial port 1 - external

CN2

10-pin serial port 2 - internal

CN3

34-pin control cable connector - floppy drive

CN4

40-pin IDE (AT) Interface connector

CN5

4-pin connector - drive active LED

CN6

Game port

CN7

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Floppy drive enabled

JP1

Pins 1 & 2 closed

 

Floppy drive disabled

JP1

Pins 2 & 3 closed

 

Floppy drive address is 3FC-3F7h

JP2

Pins 1 & 2 closed

 

Floppy drive address is 370-377h

JP2

Pins 2 & 3 closed

»

IDE port enabled

JP3

Pins 1 & 2 closed

 

IDE port disabled

JP3

Pins 2 & 3 closed

»

IDE(AT) port address is 1F0-1F7, 3F0-3F7h

JP4

Pins 1 & 2 closed

 

IDE(AT) port address is 170-177, 370-377h

JP4

Pins 2 & 3 closed

»

IDE(XT) port address is 320-323h

JP5

Pins 1 & 2 closed

 

IDE(XT) port address is 324-327h

JP5

Pins 2 & 3 closed

»

IDE port is IDE (AT)

JP6

Pins 1 & 2 closed

 

IDE port is IDE (XT)

JP6

Pins 2 & 3 closed

SERIAL PORT 1 CONFIGURATION

COM/Address

JP7

JP8

»

COM1/3F8h

Pins 1 & 2 closed

Pins 1 & 2 closed

 

COM3/3E8h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 2 & 3 closed

N/A

SERIAL PORT 2 CONFIGURATION

COM/Address

JP9

JP10

»

COM2/2F8h

Pins 1 & 2 closed

Pins 1 & 2 closed

 

COM4/2E8h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 2 & 3 closed

N/A

PARALLEL PORT CONFIGURATION

LPT/Address

JP11

JP12

»

LPT1/378h

Pins 1 & 2 closed

Pins 1 & 2 closed

 

LPT2/278h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 2 & 3 closed

N/A

MISCELLANEOUS TECHNICAL NOTE

The function of J2 is unidentified.