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SUPREME I/O

PEAKTRON COMPUTER, INC.

SUPREME I/O

Data bus:

16-bit, ISA

Size:

Half-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

4-pin connector - drive active LED

J1

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

J2

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

J3

40-pin IDE (AT) Interface connector

J4

34-pin control cable connector - floppy drive

J5

15-pin game port - external

J6

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

J7

USER CONFIGURABLE SETTINGS

Function

Location

Setting

I/O Channel Ready (IOCHRDY) signal enabled*

JP1

closed

 

I/O Channel Ready (IOCHRDY) signal disabled*

JP1

open

Address latch (ALE) enabled*

JP2

closed

 

Address latch (ALE) disabled*

JP2

open

Floppy drive enabled

SW1/switch 6

off

 

Floppy drive disabled

SW1/switch 6

on

Hard drive enabled

SW1/switch 7

off

 

Hard drive disabled

SW1/switch 7

on

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Hard drive port address is 1F0-1F7h

Floppy drive port address is 3F0-3F7h

SW1/switch 8

off

 

Hard drive port address is 170-177h

Floppy drive port address is 370-377h

SW1/switch 8

on

Game Port (J6) enabled

SW1/switch 9

off

 

Game Port (J6) disabled

SW1/switch 9

on

 

*See recommended settings table for JP1 & JP2 at the end of this document.

SERIAL PORT CONFIGURATION

COM1 (J2)

COM2 (J3)

SW1/switch 1

SW1/switch 2

SW1/switch 3

COM1 (3F8h)

Disabled

on

on

off

 

COM2 (2F8h)

Disabled

on

off

on

 

COM1 (3F8h)

COM2 (2F8h)

n/a

off

off

 

2B0h

2B8h

off

on

on

 

2E0h

COM4 (2E8h)

off

on

off

 

3E0h

COM3 (3E8h)

off

off

on

 

Disabled

Disabled

on

on

on

PARALLEL PORT (J7) CONFIGURATION

LPT

SW1/switch 4

SW1/switch 5

LPT1 (378h)

off

off

 

LPT2 (278h)

off

on

 

LPT3 (3BCh)

on

off

 

Disabled

on

on

RECOMMENDED IOCHRDY AND ALE SETTINGS

Manufacturer

Jumper JP1

Jumper JP2

 

Western Digital

open

open

Miniscribe

closed

closed

 

Conners

open

closed

 

Fujitsu

open

closed

 

Seagate

open

open

MISCELLANEOUS TECHNICAL NOTES

Second serial port (J3) is an add-on option and requires installation of an upgrade to function.