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LCS-8880

LONGSHINE MICROSYSTEM, INC.

LCS-8880

Card Type

Serial Controller

Chipset/Controller

Unidentified UART

I/O Options

Serial I/O ports(4 via DB-37 port)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

DB-37 I/O interface

CN1

ENHANCED MODE I/O ADDRESS SELECT

Channel 1

Channel 2

Channel 3

Channel 4

SW1/7

SW1/8

2A0 - 2A7h

2A8 - 2AFh

2B0 - 2B7h

2B8 - 2BEh

On

Off

 

1A0 - 1A7h

1A8 - 1AFh

1B0 - 1B7h

1B8 - 1BEh

On

On

COMPATIBLE MODE I/O ADDRESS SELECT

Channel 1

Channel 2

Channel 3

Channel 4

SW1/7

SW1/8

3F8 - 3FFh

2F8 - 2FFh

2B0 - 2B7h

2B8 - 2BEh

Off

Off

3F8 - 3FFh

2F8 - 2FFh

1B0 - 1B7h

1B8 - 1BEh

Off

On

INTERRUPT SELECT

IRQ

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

IRQ4

Off

Off

On

Off

Off

Off

 

IRQ3

Off

On

Off

Off

Off

Off

 

IRQ5

Off

Off

Off

On

Off

Off

 

IRQ6

Off

Off

Off

Off

On

Off

 

IRQ7

Off

Off

Off

Off

Off

On

 

IRQ9

On

Off

Off

Off

Off

Off

SPEED SELECT

Speed

JP1/A

JP1/B

<16Mhz

Closed

Open

16Mhz

Closed

Open

>16Mhz

Open

Closed