TTC COMPUTER PRODUCTS

MP-008

Card Type

Serial controller

Chipset/Controller

National Semiconductor

I/O Options

Serial ports (4 or 8)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

J1

Serial port 4

J4

Serial port 2

J2

RJ-45 bracket connector (for ports 5 - 8)

J5

Serial port 3

J3

   

I/O ADDRESS CONFIGURATION

Address

SW2/1

SW2/2

SW2/3

SW2/4

»

100h

Off

Off

On

Off

 

140h

On

Off

On

Off

 

180h

Off

On

On

Off

 

200h

Off

Off

Off

On

 

240h

On

Off

Off

On

 

280h

Off

On

Off

On

 

2C0h

On

On

Off

On

 

300h

Off

Off

On

On

 

340h

On

Off

On

On

 

380h

Off

On

On

On

 

3C0h

On

On

On

On

INPUT PORT ADDRESS CONFIGURATION

Address Range

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

»

140h - 147h

Off

Off

Off

On

Off

On

Off

Off

 

100h - 107h

Off

Off

Off

Off

Off

On

Off

Off

 

110h - 117h

Off

On

Off

Off

Off

On

Off

Off

 

120h - 127h

Off

Off

On

Off

Off

On

Off

Off

 

130h - 137h

Off

Off

Off

On

Off

On

Off

Off

 

150h - 157h

Off

On

Off

On

Off

On

Off

Off

 

160h - 167h

Off

Off

On

On

Off

On

Off

Off

 

170h - 177h

Off

On

On

On

Off

On

Off

Off

 

180h - 187h

Off

Off

Off

Off

On

On

Off

Off

 

190h - 197h

Off

On

Off

Off

On

On

Off

Off

 

1A0h - 1A7h

Off

Off

On

Off

On

On

Off

Off

 

1B0h - 1B7h

Off

On

On

Off

On

On

Off

Off

 

1C0h - 1C7h

Off

Off

Off

On

On

On

Off

Off

 

1D0h - 1D7h

Off

On

Off

On

On

On

Off

Off

 

1E0h - 1E7h

Off

Off

On

On

On

On

Off

Off

 

200h - 207h

Off

Off

Off

Off

Off

Off

On

Off

 

210h - 217h

Off

Off

On

Off

Off

Off

On

Off

 

220h - 227h

Off

Off

On

Off

Off

Off

On

Off

 

230h - 237h

Off

On

On

Off

Off

Off

On

N/A

 

240h - 247h

Off

Off

Off

On

Off

Off

On

N/A

 

250h - 257h

Off

On

Off

On

Off

Off

On

N/A

 

260h - 267h

Off

Off

On

On

Off

Off

On

N/A

 

270h - 277h

Off

On

On

On

Off

Off

On

N/A

 

280h - 287h

Off

Off

Off

Off

On

Off

On

N/A

 

290h - 297h

Off

On

Off

Off

On

Off

On

N/A

 

2A0h - 2A7h

Off

Off

On

Off

On

Off

On

N/A

 

2B0h - 2B7h

Off

On

On

Off

On

Off

On

N/A

 

2C0h - 2C7h

Off

Off

Off

On

On

Off

On

Off

 

2D0h - 2D7h

Off

On

Off

On

On

Off

On

Off

 

2E0h - 2E7h

Off

Off

On

On

On

Off

On

Off

 

2F0h - 2F7h

Off

On

On

On

On

Off

On

Off

 

300h - 307h

Off

Off

Off

Off

Off

On

On

Off

 

310h - 317h

Off

On

Off

Off

Off

On

On

Off

 

320h - 327h

Off

Off

On

Off

Off

On

On

Off

 

330h - 337h

Off

On

On

Off

Off

On

On

Off

 

340h - 347h

Off

Off

Off

On

Off

On

On

Off

 

350h - 357h

Off

On

Off

On

Off

On

On

Off

 

360h - 367h

Off

Off

On

On

Off

On

On

Off

INPUT PORT ADDRESS CONFIGURATION (CONTINUED)

Address Range

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

370h - 377h

Off

On

On

On

Off

On

On

Off

380h - 387h

Off

Off

Off

Off

On

On

On

Off

390h - 397h

Off

On

Off

Off

On

On

On

N/A

3A0h - 3A7h

Off

Off

On

Off

On

On

On

Off

3B0h - 3B7h

Off

On

On

Off

On

On

On

Off

3C0h - 3C7h

Off

Off

Off

On

On

On

On

Off

3D0h - 3D7h

Off

Off

On

On

On

On

On

Off

SERIAL PORT INTERRUPT SELECT

IRQ

SW2/5

SW2/6

SW2/7

SW2/8

SW3/1

SW3/2

SW3/3

SW3/4

SW3/5

SW3/6

IRQ2

Off

Off

Off

Off

On

Off

Off

Off

Off

Off

IRQ3

Off

Off

Off

Off

Off

On

Off

Off

Off

Off

IRQ4

Off

Off

Off

Off

Off

Off

On

Off

Off

Off

IRQ5

Off

Off

Off

Off

Off

Off

Off

On

Off

Off

IRQ6

Off

Off

Off

Off

Off

Off

Off

Off

On

Off

IRQ7

Off

Off

Off

Off

Off

Off

Off

Off

Off

On

IRQ10

Off

Off

Off

On

Off

Off

Off

Off

Off

Off

IRQ11

Off

Off

On

Off

Off

Off

Off

Off

Off

Off

IRQ12

Off

On

Off

Off

Off

Off

Off

Off

Off

Off

IRQ15

On

Off

Off

Off

Off

Off

Off

Off

Off

Off

Note: The default interrupt setting is IRQ4.

FACTORY CONFIGURED SETTINGS

Switch

Setting

SW3/7

N/A

SW3/8

N/A