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ST/3270 ETHERNET ADAPTER

SYNAPSE TECHNOLOGIES, INC.

ST/3270 ETHERNET ADAPTER

Card Type

Network Interface Card

NIC Type

Ethernet

Network Transfer Rate

Unidentified

Topology

Linear Bus

Wiring Type

Unshielded twisted pair

RG-62A/U 93ohm coaxial

Boot ROM

Available

Data Bus

16-bit ISA

CONNECTIONS

Function

Label

Function

Label

RG-62A/U 93ohm coaxial

J1

RJ-45 connector

J3

RJ-45 connector

J2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

Floppy drive at boot enabled

JP1/pins 3 & 4

Closed

Floppy drive at boot disabled

JP1/pins 3 & 4

Open

Ethernet loads IRQ/base I/O address

JP2/pins 1 & 2

Closed

Ethernet functions disabled

JP2/pins 1 & 2

Open

CABLE TYPE SELECTION

Type

SW1

RG-62A/U 93ohm coaxial

Pins 1 & 3, 2 & 4 closed

Unshielded twisted pair

Pins 3 & 5, 4 & 6 closed

BOOT ROM CONFIGURATION

Setting

JP1/pins 1 & 2

Enabled

Closed

Disabled

Open

BOOT ROM ADDRESS SELECTION

Address

JP1/pins 9 & 10

JP1/pins 11 & 12

JP1/pins 13 & 14

JP1/pins 15 & 16

 

C000

Open

Open

Open

Open

 

C400

Open

Open

Open

Closed

C800

Open

Open

Closed

Open

 

D000

Open

Closed

Open

Open

 

DC00

Open

Open

Closed

Closed

 

D400

Open

Closed

Open

Closed

 

D800

Open

Closed

Closed

Open

 

E000

Closed

Open

Open

Open

 

E400

Closed

Open

Open

Closed

 

E800

Closed

Open

Closed

Open

 

EC00

Closed

Closed

Closed

Closed

BASE I/O ADDRESS SELECTION

Address

IRQ

JP2/pins 3 & 4

JP2/pins 5 & 6

JP2/pins 7 & 8

 

300h

IR/FONT>

Open

Open

Open

 

300h

IRQ5

Closed

Open

Open

300h

IRQ10

Closed

Closed

Closed

 

300h

IRQ11

Open

Open

Closed

 

320h

IRQ10

Open

Closed

Closed

 

320h

IRQ11

Closed

Closed

Open

 

340h

IRQ10

Closed

Open

Closed

 

340h

IRQ11

Open

Closed

Open

POLARITY SELECTION

Setting

SW2

Reversed

Pins 1 & 3, 2 & 4 closed

Normal

Pins 3 & 5, 4 & 6 closed

3270 MICROCODE SELECTION

Setting

JP1/pins 5 & 6

JP1/pins 7 & 8

3270 microcode enabled

Closed

Closed

3270 microcode disabled

Open

Open

Note: This function is only available on PROM versions 2.0 and greater.

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

D1

Red

Off

Network connection is good

D1

Red

Unidentified

Network connection in broken

D2

Green

On

Data is being received

D2

Green

Unidentified

Data in not being received

D3

Yellow

Off

Data is being transmitted/received

D3

Yellow

Unidentified

Data is not being transmitted/received