IMC NETWORKS CORPORATION

PCNIC (PC/AT)

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Linear Bus

Wiring Type

AUI Tranceiver

RG-58A/U 50ohm coaxial

RG-59A/U 75ohm coaxial

RG-62A/U 93ohm coaxial

Boot ROM

Not available

CABLE TYPE SELECTION

Cable Type

JP3 A

JP3 B

JP3 C

JP3 D

Thin (BNC)

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

Thick (AUI)

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

COAXIAL CABLE TYPE SELECTION

Coaxial Cable Type

JP1

JP2

RG-58A/U 50ohm coaxial

pins 3 & 4 closed

pins 7 & 8 closed

RG-59A/U 75ohm coaxial

pins 5 & 6 closed

pins 5 & 6 closed

RG-62A/U 93ohm coaxial

pins 7 & 8 closed

pins 1 & 2 closed

BASE I/O ADDRESS SELECTION

Address

JP0 A

JP0 B

JP0 C

JP0 D

JP0 E

JP0 F

200

Closed

Closed

Closed

Closed

Closed

Closed

208

Closed

Closed

Closed

Closed

Closed

Open

210

Closed

Closed

Closed

Closed

Open

Closed

218

Closed

Closed

Closed

Closed

Open

Open

220

Closed

Closed

Closed

Open

Closed

Closed

228

Closed

Closed

Closed

Open

Closed

Open

230

Closed

Closed

Closed

Open

Open

Closed

238

Closed

Closed

Closed

Open

Open

Open

BASE I/O ADDRESS SELECTION CON’T

Address

JP0 A

JP0 B

JP0 C

JP0 D

JP0 E

JP0 F

240

Closed

Closed

Open

Closed

Closed

Closed

248

Closed

Closed

Open

Closed

Closed

Open

250

Closed

Closed

Open

Closed

Open

Closed

258

Closed

Closed

Open

Closed

Open

Open

260

Closed

Closed

Open

Open

Closed

Closed

268

Closed

Closed

Open

Open

Closed

Open

270

Closed

Closed

Open

Open

Open

Closed

278

Closed

Closed

Open

Open

Open

Open

280

Closed

Open

Closed

Closed

Closed

Closed

288

Closed

Open

Closed

Closed

Closed

Open

290

Closed

Open

Closed

Closed

Open

Closed

298

Closed

Open

Closed

Closed

Open

Open

2A0

Closed

Open

Closed

Open

Closed

Closed

2A8

Closed

Open

Closed

Open

Closed

Open

2B0

Closed

Open

Closed

Open

Open

Closed

2B8

Closed

Open

Closed

Open

Open

Open

2C0

Closed

Open

Open

Closed

Closed

Closed

2C8

Closed

Open

Open

Closed

Closed

Open

2D0

Closed

Open

Open

Closed

Open

Closed

2D8

Closed

Open

Open

Closed

Open

Open

2E0

Closed

Open

Open

Open

Closed

Closed

2E8

Closed

Open

Open

Open

Closed

Open

2F0

Closed

Open

Open

Open

Open

Closed

2F8

Closed

Open

Open

Open

Open

Open

300

Open

Closed

Closed

Closed

Closed

Closed

308

Open

Closed

Closed

Closed

Closed

Open

310

Open

Closed

Closed

Closed

Open

Closed

318

Open

Closed

Closed

Closed

Open

Open

320

Open

Closed

Closed

Open

Closed

Closed

328

Open

Closed

Closed

Open

Closed

Open

330

Open

Closed

Closed

Open

Open

Closed

338

Open

Closed

Closed

Open

Open

Open

340

Open

Closed

Open

Closed

Closed

Closed

348

Open

Closed

Open

Closed

Closed

Open

350

Open

Closed

Open

Closed

Open

Closed

358

Open

Closed

Open

Closed

Open

Open

360

Open

Closed

Open

Open

Closed

Closed

368

Open

Closed

Open

Open

Closed

Open

370

Open

Closed

Open

Open

Open

Closed

378

Open

Closed

Open

Open

Open

Open

380

Open

Open

Closed

Closed

Closed

Closed

388

Open

Open

Closed

Closed

Closed

Open

390

Open

Open

Closed

Closed

Open

Closed

398

Open

Open

Closed

Closed

Open

Open

BASE I/O ADDRESS SELECTION CON’T

Address

JP0 A

JP0 B

JP0 C

JP0 D

JP0 E

JP0 F

3A0

Open

Open

Closed

Open

Closed

Closed

3A8

Open

Open

Closed

Open

Closed

Open

3B0

Open

Open

Closed

Open

Open

Closed

3B8

Open

Open

Closed

Open

Open

Open

3C0

Open

Open

Open

Closed

Closed

Closed

3C8

Open

Open

Open

Closed

Closed

Open

3D0

Open

Open

Open

Closed

Open

Closed

3D8

Open

Open

Open

Closed

Open

Open

3E0

Open

Open

Open

Open

Closed

Closed

3E8

Open

Open

Open

Open

Closed

Open

3F0

Open

Open

Open

Open

Open

Closed

3F8

Open

Open

Open

Open

Open

Open