OCEAN INFORMATION SYSTEMS, INC.

ETHERNET-2100 REV. 1.0

NIC Type:	Ethernet
Transfer Rate:	10Mbps
Data Bus:	16-bit ISA
Topology:	Linear Bus
Wiring Type	AUI transceiver via DB-15 port RG58A/U 50ohm coaxial
Boot ROM	Available

WAIT STATE
Setting		W1
»	0 wait state	Open
	1 wait state	Closed

CABLE TYPE
Type		W2-W9
»	RG-58A/U 50ohm coaxial	Pins 2 & 3 closed
	AUI transceiver via DB-15 port	Pins 1 & 2 closed

DMA CHANNEL
Channel		W10	W11	W12	W13	W14	W15	W16	W17
»	DMA 5	Open	Closed	Open	Open	Open	Closed	Open	Open
	DMA 3	Closed	Open	Open	Open	Closed	Open	Open	Open
	DMA 6	Open	Open	Closed	Open	Open	Open	Closed	Open
	DMA 7	Open	Open	Open	Closed	Open	Open	Open	Closed

BOOT ROM
Setting		W18
»	Disabled	Open
	Enabled	Closed

I/O ADDRESS AND BOOT ROM ADDRESS
I/O Address		Boot ROM Address	W19	W20
»	300h	C8000h	Closed	Closed
	320h	CC000h	Closed	Open
	340h	D0000h	Open	Closed
	360h	D4000h	Open	Open

INTERRUPT REQUEST
IRQ		W21	W22	W23	W24
»	IRQ3	Open	Closed	Open	Open
	IRQ4	Open	Open	Closed	Open
	IRQ5	Open	Open	Open	Closed
	IRQ9	Closed	Open	Open	Open

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