...because we can't all be on the bleeding edge...





SPB-AT

MULTI-TECH SYSTEMS, INC.

SPB-AT

Card Type

Multi I/O card

Chip Set

INS 16450 chip

Maximum Onboard Memory

None

I/O Options

parallel port, serial port

Data Bus

16-bit ISA

Floppy drives supported

None

CONNECTIONS

Function

Label

Function

Label

Serial port

CN1

Parallel port

CN2

BASE I/O ADDRESS SELECTION

Address

SW1/5

SW1/7

278h

Off

On

378h

On

Off

ADDRESS SELECTION

Setting

SW1/1

COM1/3

COM1

On

Off

COM2

Off

On

INTERRUPT SELECTION

IRQ

SW1/2

SW1/4

SW1/6

SW1/8

IRQ3

Off

On

Off

Off

IRQ4

On

Off

Off

Off

IRQ5

Off

Off

Off

On

IRQ7

Off

Off

On

Off

MISCELLANEOUS TECHNICAL NOTES

Note: The purpose of J1 and J2 is unidentified.