|
G/ETHERTWIST 8
GATEWAY COMMUNICATIONS, INC.
G/ETHERTWIST 8
|
NIC Type
|
Ethernet
|
|
Transfer Rate
|
10Mbps
|
|
Data Bus
|
8-bit ISA
|
|
Topology
|
Linear bus
Star
|
|
Wiring Type
|
Unshielded twisted pair
|
|
Boot ROM
|
Available
|
|
BOOT ROM ADDRESS
|
|
PROM Address
|
SW1/4
|
SW1/5
|
SW1/6
|
|
C4000h - C7FFFh
|
On
|
On
|
On
|
|
C8000h - CBFFFh
|
Off
|
On
|
On
|
|
CC000h - CFFFFh
|
On
|
Off
|
On
|
|
D0000h - D3000h
|
Off
|
Off
|
On
|
|
D4000h - D7000h
|
On
|
On
|
Off
|
|
D8000h - DBFFFh
|
Off
|
On
|
Off
|
|
DC000h - DFFFFh
|
On
|
Off
|
Off
|
|
Disabled
|
Off
|
Off
|
Off
|
|
CONNECTIONS
|
|
Purpose
|
Location
|
|
On-board link test LED
|
JP9, Pins 1 & 3
|
|
Optional link test LED
|
JP9, Pins 3 & 4
|
|
Receive LED
|
JP9, Pins 5 & 6
|
|
Transmit LED
|
JP9, Pins 7 & 8
|
|
Collision LED
|
JP9, Pins 9 & 10
|
|
INTERRUPT SELECT
|
|
IRQ
|
JP10/A
|
JP10/B
|
JP10/C
|
JP10/D
|
JP10/E
|
JP10/F
|
| »
|
IRQ5
|
Open
|
Open
|
Open
|
Closed
|
Open
|
Open
|
|
|
IRQ2
|
Closed
|
Open
|
Open
|
Open
|
Open
|
Open
|
|
|
IRQ3
|
Open
|
Closed
|
Open
|
Open
|
Open
|
Open
|
|
|
IRQ4
|
Open
|
Open
|
Closed
|
Open
|
Open
|
Open
|
|
|
IRQ6
|
Open
|
Open
|
Open
|
Open
|
Closed
|
Open
|
|
|
IRQ7
|
Open
|
Open
|
Open
|
Open
|
Open
|
Closed
|
|
I/O ADDRESS SELECT
|
|
Address Range
|
SW1/1
|
SW1/2
|
SW1/3
|
| »
|
2A0h - 2BFh
|
On
|
Off
|
On
|
|
|
260h - 27Fh
|
On
|
On
|
On
|
|
|
280h - 29Fh
|
Off
|
On
|
On
|
|
|
2E0h - 2FFh
|
Off
|
Off
|
On
|
|
|
300h - 31Fh
|
On
|
On
|
Off
|
|
|
320h - 33Fh
|
Off
|
On
|
Off
|
|
|
380h - 39Fh
|
On
|
Off
|
Off
|
|
|
3E0h - 3FFh
|
Off
|
Off
|
Off
|
|
WAIT STATE
|
|
Setting
|
SW1/7
|
| »
|
Disabled
|
Off
|
|
|
Enabled
|
On
|
|
FACTORY CONFIGURED SETTINGS
|
|
Switch
|
Setting
|
|
SW1/8
|
N/A
|
|
DIAGNOSTIC LED
|
|
Color
|
Status
|
Condition
|
|
Green
|
On
|
Network connection is good
|
|
Green
|
Off
|
Network connection is broken
|
|