CNET TECHNOLOGY, INC.
CN2000T REV. A
|
NIC Type |
Token-Ring |
|
Transfer Rate |
4/16Mbps |
|
Data Bus |
16-bit ISA |
|
Topology |
Ring |
|
Wiring Type |
Shielded twisted pair (AUI port) Unshielded twisted pair (RJ-45 jack) |
|
Boot ROM |
Available |
|
BASE MEMORY ADDRESS SELECT | |||||||
|
ROM Address |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 | |
|
C0000H - C1FFFh |
On |
Off |
Off |
Off |
Off |
Off | |
|
C2000H - C3FFFh |
On |
Off |
Off |
Off |
Off |
On | |
|
C4000H - C5FFFh |
On |
Off |
Off |
Off |
On |
Off | |
|
C6000H - C7FFFh |
On |
Off |
Off |
Off |
On |
On | |
|
C8000H - C9FFFh |
On |
Off |
Off |
On |
Off |
Off | |
|
CA000H - CBFFFh |
On |
Off |
Off |
On |
Off |
On | |
|
CC000H - CDFFFh |
On |
Off |
Off |
On |
On |
Off | |
|
CE000H - CFFFFh |
On |
Off |
Off |
On |
On |
On | |
|
D0000H - D1FFFh |
On |
Off |
On |
Off |
Off |
Off | |
|
D2000H - D3FFFh |
On |
Off |
On |
Off |
Off |
On | |
|
D4000H - D5FFFh |
On |
Off |
On |
Off |
On |
Off | |
|
D6000H - D7FFFh |
On |
Off |
On |
Off |
On |
On | |
|
D8000H - D9FFFh |
On |
Off |
On |
On |
Off |
Off | |
|
DA000H - DBFFFh |
On |
Off |
On |
On |
Off |
On | |
|
DC000H - CDFFFh |
On |
Off |
On |
On |
On |
Off | |
|
DE000H - DFFFFh |
On |
Off |
On |
On |
On |
On | |
|
PAGE RAM CONFIGURATION | |||
|
Size |
SW1/9 |
SW1/10 | |
|
16KB |
Off |
On | |
|
8KB |
Off |
Off | |
|
32KB |
On |
Off | |
|
64KB |
On |
On | |
|
CABLE TYPE | ||
|
Type |
JP3 | |
|
Shielded twisted pair (AUI port) |
Open | |
|
Unshielded twisted pair (RJ-45 jack) |
Closed | |
|
NETWORK SPEED | ||
|
Speed |
SW1/11 | |
|
16Mbps |
On | |
|
4Mbps |
Off | |
|
I/O ADDRESS SELECT | |
|
Address |
SW1/12 |
|
A20H - A23H (RAM address - D8000) |
On |
|
A24H - A27H (RAM address - D4000) |
Off |
|
INTERRUPT SELECT | |||
|
IRQ |
SW1/7 |
SW1/8 | |
|
IRQ2 |
Closed |
Open | |
|
IRQ3 |
Open |
Closed | |
|
IRQ6 |
Open |
Open | |
|
IRQ7 |
Open |
Open | |
|
BIT SIZE SELECT | |||
|
Size |
JP1 |
JP2 | |
|
8- bits |
Open |
Open | |
|
16- bits |
Closed |
Closed | |