EVEREX SYSTEMS, INC.

MAGIC I/O EV-170/170A

Card Type

Multi I/O

Chipset/Controller

Krueger Company

I/O Options

Parallel port, serial ports (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

CN1

Serial port 2

CN3

Serial port 1

CN2

 

 

SERIAL PORT CONFIGURATION

Port 1 (CN2)

SW1/1

SW1/2

SW1/3

SW1/4

»

COM1

On

Off

Off

Off

 

COM2

Off

On

Off

Off

 

COM3

Off

Off

On

Off

 

COM4

Off

Off

Off

On

 

Disabled

Off

Off

Off

Off

SERIAL PORT CONFIGURATION

Port 2 (CN3)

SW1/5

SW1/6

SW1/7

SW1/8

»

COM1

On

Off

Off

Off

 

COM2

Off

On

Off

Off

 

COM3

Off

Off

On

Off

 

COM4

Off

Off

Off

On

 

Disabled

Off

Off

Off

Off

SERIAL PORT INTERRUPT SELECTION

Port 1 (CN2)

Port 2 (CN3)

JP5

JP5

»

IRQ4

IRQ3

Pins 4 & 5 closed

Pins 2 & 3 closed

 

IRQ3

IRQ4

Pins 1 & 2 closed

Pins 5 & 6 closed

 

IRQ2

IRQ2

Pins 10 & 11 closed

Pins 11 & 12 closed

 

IRQ5

IRQ5

Pins 7 & 8 closed

Pins 8 & 9 closed

SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION

Port 1

Port 2

JP7

JP8

»

Normal

Normal

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

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

 

Forced True

Forced True

Pins 2 & 3, 5 & 6, 8 & 9 closed

Pins 2 & 3, 5 & 6, 8 & 9 closed

SERIAL PORT'S DTE/DCE CONFIGURATION

Primary serial port CN2

Secondary serial port CN3

Jumper JP9

Jumper JP10

PARALLEL PORT CONFIGURATION

LPT

JP6

»

2

Pins 3 & 6 closed

 

1

Pins 1 & 4 closed

 

3

Pins 2 & 5 closed

 

Disabled

Open

PARALLEL PORT INTERRUPT SELECTION

IRQ

JP1

»

7

Pins 2 & 3 closed

 

5

Pins 1 & 2 closed

PARALLEL PORT MODE SELECTION

Mode

JP3

»

Unidirectional (printer)

Pins 1 & 2 closed

 

Bidirectional

Pins 2 & 3 closed

CLOCK CONFIGURATION

Setting

JP2

»

Enabled

Closed

 

Disabled

Open

CLOCK INTERRUPT SELECTION

IRQ

JP4

»

Disabled

Open

 

5

Pins 2 & 5 closed

 

7

Pins 3 & 6 closed

 

2

Pins 1 & 4 closed