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DCP286I-SBC

EMULEX CORPORATION

DCP286I-SBC

Card Type

Serial

Processor

80286

Processor Speed

Unidentified

Chipset

Unidentified

Maximum Onboard Memory

1MB DRAM

I/O Options

Serial ports (2)

Data Bus

16-bit ISA

Card Size

Full height, three-quarters length

CONNECTIONS

Function

Label

Function

Label

RS-232, RS-422, or V.35 serial port 1 via unidentified connector

P1

RS-232, RS-422, or V.35 serial port 2 via unidentified connector

P2

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

Board performs as DCP286i-SBC

J1/A

Closed

 

Board performs as DCP286-SBC

J1/A

Open

»

Host may read Control Register 4

J1/B

Closed

 

Host may not read Control Register 4

J1/B

Open

»

Shared RAM window size may be 16KB, 32KB, 64KB, or 1MB

J1/C

Closed

 

Shared RAM window size may be 16KB, 64KB, or 128KB

J1/C

Open

»

Board will use 1MB DRAM

J1/D

Closed

 

Board will use 512KB DRAM

J1/D

Open

BASE I/O ADDRESS SELECTION

Setting

SW1/1

SW1/2

SW1/3

SW1/4

 

13Ch

On

On

Off

On

 

17Ch

Off

On

Off

On

 

1BCh

On

Off

Off

On

 

1FCh

Off

Off

Off

On

 

23Ch

On

On

On

Off

 

27Ch

Off

On

On

Off

 

2BCh

On

Off

On

Off

 

2FCh

Off

Off

On

Off

»

33Ch

On

On

Off

Off

 

37Ch

Off

On

Off

Off

 

3BCh

On

Off

Off

Off

 

3FCh

Off

Off

Off

Off

INTERRUPT SELECTION

Setting

J13/A

J13/B

J13/C

J13/D

J13/E

J13/F

J13/G

J13/H

2/9

Open

Open

Open

Open

Open

Open

Open

Closed

3

Open

Open

Open

Open

Open

Open

Closed

Open

4

Open

Open

Open

Open

Open

Closed

Open

Open

5

Open

Open

Open

Open

Closed

Open

Open

Open

10

Open

Open

Open

Closed

Open

Open

Open

Open

11

Open

Open

Closed

Open

Open

Open

Open

Open

12

Open

Closed

Open

Open

Open

Open

Open

Open

15

Closed

Open

Open

Open

Open

Open

Open

Open

SERIAL PORT 1 CONFIGURATION (RS-232/422)

Setting

J7

J8

J9

»

DTE, non-terminated

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

 

DTE, terminated

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

 

DCE, non-terminated

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

 

DCE, terminated

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

SERIAL PORT 1 CONFIGURATION (RS-232/422, CON’T)

Setting

SW3/1

SW3/2

SW3/3

SW3/4

SW3/5

SW3/6

SW3/7

SW3/8

»

DTE, non-terminated

Off

Off

Off

Off

Off

Off

Off

On

 

DTE, terminated

Off

On

On

On

Off

Off

Off

On

 

DCE, non-terminated

On

Off

Off

Off

Off

Off

Off

Off

 

DCE, terminated

On

On

Off

Off

Off

Off

Off

Off

Note:Termination is for RS-422 mode only.

SERIAL PORT 1 CONFIGURATION (V.35)

Setting

J7

J8

J9

DTE

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8 closed

DCE

Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8 closed

Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8 closed

Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8 closed

SERIAL PORT 1 CONFIGURATION (V.35, CON’T)

Setting

SW3/1

SW3/2

SW3/3

SW3/4

SW3/5

SW3/6

SW3/7

SW3/8

»

DTE

Off

On

On

On

On

On

On

On

 

DCE

On

On

Off

Off

On

Off

Off

Off

SERIAL PORT 2 CONFIGURATION (RS-232/422)

Setting

J4

J5

J6

»

DTE, non-terminated

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

 

DTE, terminated

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

 

DCE, non-terminated

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

 

DCE, terminated

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

SERIAL PORT 2 CONFIGURATION (RS-232/422, CON’T)

Setting

SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8

»

DTE, non-terminated

Off

Off

Off

Off

Off

Off

Off

On

 

DTE, terminated

Off

On

On

On

Off

Off

Off

On

 

DCE, non-terminated

On

Off

Off

Off

Off

Off

Off

Off

 

DCE, terminated

On

On

Off

Off

Off

Off

Off

Off

Note:Termination is for RS-422 mode only.

SERIAL PORT 2 CONFIGURATION (V.35)

Setting

J4

J5

J6

DTE

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8 closed

DCE

Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8 closed

Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8 closed

Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8 closed

SERIAL PORT 2 CONFIGURATION (V.35, CON’T)

Setting

SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8

»

DTE

Off

On

On

On

On

On

On

On

 

DCE

On

On

Off

Off

On

Off

Off

Off

MISCELLANEOUS TECHNICAL NOTES

The method for selecting the serial port type (RS-232, RS-422, or V.35) is unidentified.