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Card Type

Serial Controller

Chipset/Controller

Unidentified UART

I/O Options

Serial I/O ports(2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

DB-9 serial I/O port

CN1

DB-25 I/O port(optional)

CN3

DB-25 I/O port

CN2

I/O ADDRESS

Address

SW1/1

SW1/2

SW1/3

200 - 207h

On

On

On

280 - 287h

On

On

Off

2C0 - 287h

On

Off

On

300 - 307h

On

Off

Off

Reserved

Off

On

On

Reserved

Off

On

Off

Reserved

Off

Off

On

INTERRUPT SELECT

IRQ

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

IRQ2

Off

Off

Off

Off

On

IRQ3

Off

Off

Off

On

Off

IRQ5

Off

Off

On

Off

Off

IRQ10

Off

On

Off

Off

Off

IRQ11

On

Off

Off

Off

Off

TERMINATION SETTINGS

Setting

JP1

JP2

JP3

JP4

Receive clock for port 1(CN2) is not terminated

Open

N/A

N/A

N/A

Receive clock for port 1(CN2) is terminated

Closed

N/A

N/A

N/A

Receive signal for port 1(CN2) is not terminated

N/A

Open

N/A

N/A

Receive signal for port 1(CN2) is terminated

N/A

Closed

N/A

N/A

Transmit clock for port 1(CN2) is not terminated

N/A

N/A

Open

N/A

Transmit clock for port 1(CN2) is terminated

N/A

N/A

Closed

N/A

Receive signal for port 2(CN1) is not terminated

N/A

N/A

N/A

Open

Receive signal for port 2(CN1) is terminated

N/A

N/A

N/A

Closed