MICRODYNE CORPORATION

EXOS 205-10T

NIC Type

Ethernet

Processor

Intel 80186

Processor Speed

8MHz

Chip Set

Intel 82586

Maximum Onboard Memory

512KB DRAM

Data Bus

8/16-bit ISA

Network Transfer Rate

10Mbps

Topology

Linear Bus/Star

Wiring Type

Unshielded twisted pair

AUI transceiver via DB-15 port

Boot ROM

Available (location unidentfied)

CONNECTIONS

Function

Label

Function

Label

AUI transceiver via DB-15 port

CN1

Unshielded twisted pair connector

CN2

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

SQE heartbeat enabled

J2

Open

 

SQE heartbeat disabled

J2

Closed

»

Carrier detect enabled

J3

Open

 

Carrier detect disabled

J3

Closed

»

Auto-detect bus size

J33

Closed

 

Force 8-bit bus size

J33

Open

CABLE TYPE

Setting

S1

Unshielded twisted pair

On

AUI transceiver via DB-15 port

Off

BASE I/O ADDRESS

Setting

J24

J25

 

300h

Closed

Closed

»

310h

Open

Closed

 

320h

Closed

Open

 

330h

Open

Open

BOOT ROM ADDRESS

Setting

J16

J17

J18

J19

J20

J21

J22

J23

 

C0000h

Closed

Open

Open

Open

Open

Open

Open

Open

 

C4000h

Open

Closed

Open

Open

Open

Open

Open

Open

 

C8000h

Open

Open

Closed

Open

Open

Open

Open

Open

 

CC000h

Open

Open

Open

Closed

Open

Open

Open

Open

 

D0000h

Open

Open

Open

Open

Closed

Open

Open

Open

 

D4000h

Open

Open

Open

Open

Open

Closed

Open

Open

 

D8000h

Open

Open

Open

Open

Open

Open

Closed

Open

 

DC000h

Open

Open

Open

Open

Open

Open

Open

Closed

»

Disabled

Open

Open

Open

Open

Open

Open

Open

Open

INTERRUPT

Setting

J10

J11

J12

J13

J14

J15

»

Closed

Open

Open

Open

Open

Open

 

IRQ3

Open

Closed

Open

Open

Open

Open

 

IRQ4

Open

Open

Closed

Open

Open

Open

 

IRQ5

Open

Open

Open

Closed

Open

Open

 

IRQ6

Open

Open

Open

Open

Closed

Open

 

IRQ7

Open

Open

Open

Open

Open

Closed

 

IRQ10

Open

Open

Open

Open

Open

Open

 

IRQ11

Open

Open

Open

Open

Open

Open

 

IRQ12

Open

Open

Open

Open

Open

Open

 

IRQ13

Open

Open

Open

Open

Open

Open

 

IRQ14

Open

Open

Open

Open

Open

Open

INTERRUPT (CON’T)

Setting

J34

J35

J36

J37

J38

»

Open

Open

Open

Open

Open

 

IRQ3

Open

Open

Open

Open

Open

 

IRQ4

Open

Open

Open

Open

Open

 

IRQ5

Open

Open

Open

Open

Open

 

IRQ6

Open

Open

Open

Open

Open

 

IRQ7

Open

Open

Open

Open

Open

 

IRQ10

Open

Open

Open

Open

Closed

 

IRQ11

Open

Open

Open

Closed

Open

 

IRQ12

Open

Open

Closed

Open

Open

 

IRQ13

Open

Closed

Open

Open

Open

 

IRQ14

Closed

Open

Open

Open

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

256KB

(2) 256K x 4

None

512KB

(2) 256K x 4

(2) 256K x 4

DRAM JUMPER

Size

J1

256KB

Closed

512KB

Open