CMD TECHNOLOGY, INC.

CSA-6220

Card Type

Hard drive controller

Hard Drives supported

Four IDE (AT) drives

Floppy drives supported

Two 360KB, 720KB, 1.2MB, or 1.44MB drives

Data Bus

32-bit VESA Local Bus

Card Size

Three-quarter length, half-height

CONNECTIONS

Function

Label

Function

Label

10-pin serial port 1

ASY1

40-pin primary IDE(AT) connector

J1

10-pin serial port 2

ASY2

34-pin cable connector - floppy drive

J3

25-pin parallel port

CN1

40-pin secondary IDE(AT) connector

J7

2-pin connector - drive active LED

CN2

16-pin game port

J8

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Primary VLB-IDE base address is 1Fxh

W1/A

Open

 

Primary VLB-IDE base address is 17xh

W1/A

Closed

»

VLB port address is 78h/7Ch

W1/B

Open

 

VLB port address is 178h/17Ch

W1/B

Closed

»

Factory configured - do not alter

W1/C

Closed

»

Primary VLB-IDE interface enabled

W1/D

Open

 

Primary VLB-IDE interface disabled

W1/D

Closed

»

Secondary VLB-IDE interface enabled

W4/A

Pins 1 & 2 closed

 

Secondary VLB-IDE interface disabled

W4/A

Pins 2 & 3 closed

»

Secondary VLB-IDE base address is 170h

W4/B

Pins 2 & 3 closed

 

Secondary VLB-IDE base address is 1F0h

W4/B

Pins 1 & 2 closed

»

Floppy drive interface enabled

W4/C

Pins 1 & 2 closed

 

Floppy drive interface disabled

W4/C

Pins 2 & 3 closed

»

Factory configured - do not alter

W7/C

Open

»

Game port enabled

W8

Closed

 

Game port disabled

W8

Open

DMA CHANNEL SELECTION

Channel

W6/A

W6/B

W7/A

W7/B

»

1

Closed

Open

Closed

Open

 

3

Open

Closed

Open

Closed

PARALLEL PORT ADDRESS SELECTION

Setting

W5/E

W5/F

»

LPT1 (378h)

Pins 2 & 3 closed

Pins 2 & 3 closed

 

LPT2 (278h)

Pins 1 & 2 closed

Pins 1 & 2 closed

 

LPT3 (3BCh)

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

Pins 1 & 2 closed

Pins 2 & 3 closed

SERIAL PORT 1 ADDRESS SELECTION

Setting

W5/A

W5/B

»

COM1 (3F8h)

Pins 1 & 2 closed

Pins 1 & 2 closed

 

COM3 (3E8h)

Pins 2 & 3 closed

Pins 2 & 3 closed

 

COM4 (2E8h)

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 2 & 3 closed

Pins 1 & 2 closed

SERIAL PORT 2 ADDRESS SELECTION

Setting

W5/C

W5/D

»

COM2 (2F8h)

Pins 1 & 2 closed

Pins 1 & 2 closed

 

COM3 (3E8h)

Pins 1 & 2 closed

Pins 2 & 3 closed

 

COM4 (2E8h)

Pins 2 & 3 closed

Pins 2 & 3 closed

 

Disabled

Pins 2 & 3 closed

Pins 1 & 2 closed

SERIAL PORT 1 INTERRUPT SELECTION

Setting

W2/A

W2/B

W2/C

 

IRQ3

Open

Closed

Open

»

IRQ4

Closed

Open

Open

 

IRQ5

Open

Open

Closed

SERIAL PORT 2 INTERRUPT SELECTION

Setting

W2/D

W2/E

W2/F

»

IRQ3

Closed

Open

Open

 

IRQ4

Open

Closed

Open

 

IRQ5

Open

Open

Closed

PARALLEL PORT INTERRUPT SELECTION

Setting

W2/G

W2/H

 

IRQ5

Open

Closed

»

IRQ7

Closed

Open

PARALLEL PORT MODE SELECTION

Setting

W3/A

W3/B

»

Printer

Pins 1 & 2 closed

Pins 1 & 2 closed

 

EPP

Pins 2 & 3 closed

Pins 1 & 2 closed

 

EPP/ECP

Pins 1 & 2 closed

Pins 2 & 3 closed

 

EXT2FDD

Pins 2 & 3 closed

Pins 2 & 3 closed

SECONDARY IDE INTERRUPT SELECTION

Setting

W9/A

W9/B

W9/C

»

IRQ15

Closed

Open

Open

 

IRQ10

Open

Unidentified

Unidentified

 

IRQ14

Open

Unidentified

Unidentified