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TIME-SPECTRUM MULTIFUNCTION BOARD

EMULEX CORPORATION

TIME-SPECTRUM MULTIFUNCTION BOARD

Card Type

Multi-I/O

Chipset

Unidentified

Maximum Onboard Memory

256KB DRAM

I/O Options

Clock/calendar, parallel port, serial port

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

Function

Label

Serial port

P1

Unidentified

P3

Parallel port

P2

   

Note:P1, P2, and the real-time clock are optional and may not be installed on all boards.

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Factory configured - do not alter

E1

Pins 1 & 3 closed

High hysteresis serial port mode disabled

E27

Open

 

High hysteresis serial port mode enabled

E27

Closed

 

Clock/calendar address is 350h

SW1/7

On

 

Clock/calendar address is 250h

SW1/7

Off

 

Parallel port address is 378h

SW1/8

On

 

Parallel port address is 278h

SW1/8

Off

SERIAL PORT ADDRESS SELECTION

Setting

SW1/5

SW1/6

3F8h (COM1:)

On

Off

2F8h (COM2:)

Off

On

Disabled

On

On

CLOCK/CALENDAR INTERRUPT SELECTION

Setting

E21

IRQ2

Pins 4 & 5 closed

IRQ3

Pins 1 & 2 closed

IRQ4

Pins 2 & 3 closed

IRQ5

Pins 5 & 6 closed

None

Open

SERIAL PORT INTERRUPT SELECTION

Setting

E11

 

IRQ2

Pins 6 & 7 closed

 

IRQ3

Pins 1 & 2 closed

IRQ4

Pins 2 & 3 closed

 

IRQ5

Pins 7 & 8 closed

PARALLEL PORT INTERRUPT SELECTION

Setting

E5

 

IRQ2

Pins 5 & 6 closed

 

IRQ3

Pins 2 & 3 closed

 

IRQ5

Pins 1 & 2 closed

IRQ7

Pins 4 & 5 closed

STARTING MEMORY ADDRESS SELECTION

Setting

SW1/1

SW1/2

SW1/3

SW1/4

64KB

Off

Off

Off

Off

128KB

On

Off

Off

Off

192KB

Off

On

Off

Off

256KB

On

On

Off

Off

320KB

Off

Off

On

Off

384KB

On

Off

On

Off

448KB

Off

On

On

Off

512KB

On

On

On

Off

576KB

Off

Off

Off

On

640KB

On

Off

Off

On

704KB

Off

On

Off

On

768KB

Off

Off

On

On

SERIAL PORT CONFIGURATION

Setting

E29

Normal configuration

Pins 1 & 10, 2 & 11, 3 & 12, 4 & 13, 5 & 14, 6 & 15 closed

2- or 3-wire, transmit/receive normal

Pins 1 & 10, 2 & 11, 7 & 16, 8 & 17, 9 & 18 closed

2- or 3-wire, transmit/receive reversed

Pins 1 & 2, 7 & 16, 8 & 17, 9 & 18, 10 & 11 closed

Serial printer configuration, CTS input from READY and CTS

Pins 1 & 10, 4 & 13, 8 & 17, 9 & 18 closed

Serial printer configuration, CTS input from READY only

Pins 1 & 10, 8 & 17, 9 & 18 closed

DRAM CONFIGURATION

Setting

Bank 0

Bank 1

Bank 2

Bank 3

0KB

None

None

None

None

64KB

(9) 64K x 1

None

None

None

128KB

(9) 64K x 1

(9) 64K x 1

None

None

192KB

(9) 64K x 1

(9) 64K x 1

(9) 64K x 1

None

256KB

(9) 64K x 1

(9) 64K x 1

(9) 64K x 1

(9) 64K x 1