DAVID SYSTEMS, INC.
ETHER-T PC/AT ADAPTER
NIC Type |
Ethernet |
Transfer Rate |
10Mbps |
Data Bus |
8/16-bit ISA |
Topology |
Star |
Wiring Type |
Shielded/Unshielded twisted pair AUI Transceiver via DB-15 port |
Boot ROM |
Not Available |
CABLE TYPE | ||
Type |
JP15-22 | |
» |
Shielded/Unshielded twisted pair |
Pins 1 & 2 Closed |
AUI transceiver via DB-15 port |
Pins 2 & 3 Closed |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
LED1 |
Red |
Blinking |
Collision detected on network |
LED1 |
Red |
On |
Too many collisions; possible network problem |
LED2 |
Green |
On |
Good network cabling connection. |
LED2 |
Green |
Off |
Bad connection, or a break in the cabling. |
LED3 |
Yellow |
Blinking |
Data is being received. |
LED4 |
Green |
Blinking |
Data is being transmitted. |
BOOT ROM SETTINGS | |||||||||
Condition |
JP7 |
JP8 |
JP9 |
JP10 |
JP11 |
JP12 |
JP13 |
JP14 | |
» |
Disabled |
2&3 |
1&2 |
1&2 |
2&3 |
2&3 |
1&2 |
2&3 |
2&3 |
Note: Pins designated should be in the closed position. This board was designed with a boot ROM socket, but it was never implemented. Therefore jumpers JP7 to JP14 must always be set as they are shown in this table. |
I/O BASE ADDRESS | ||||||
I/O |
JP1 |
JP2 |
JP3 |
JP4 |
JP5 |
JP6 |
100h |
Open |
Closed |
Open |
Open |
Open |
Open |
110h |
Open |
Closed |
Open |
Open |
Open |
Closed |
120h |
Open |
Closed |
Open |
Open |
Closed |
Open |
130h |
Open |
Closed |
Open |
Open |
Closed |
Closed |
140h |
Open |
Closed |
Open |
Closed |
Open |
Open |
150h |
Open |
Closed |
Open |
Closed |
Open |
Closed |
160h |
Open |
Closed |
Open |
Closed |
Closed |
Open |
170h |
Open |
Closed |
Open |
Closed |
Closed |
Closed |
180h |
Open |
Closed |
Closed |
Open |
Open |
Open |
190h |
Open |
Closed |
Closed |
Open |
Open |
Closed |
1A0h |
Open |
Closed |
Closed |
Open |
Closed |
Open |
1B0h |
Open |
Closed |
Closed |
Open |
Closed |
Closed |
1C0h |
Open |
Closed |
Closed |
Closed |
Open |
Open |
1D0h |
Open |
Closed |
Closed |
Closed |
Open |
Closed |
1E0h |
Open |
Closed |
Closed |
Closed |
Closed |
Open |
1F0h |
Open |
Closed |
Closed |
Closed |
Closed |
Closed |
200h |
Closed |
Open |
Open |
Open |
Open |
Open |
210h |
Closed |
Open |
Open |
Open |
Open |
Closed |
220h |
Closed |
Open |
Open |
Open |
Closed |
Open |
230h |
Closed |
Open |
Open |
Open |
Closed |
Closed |
240h |
Closed |
Open |
Open |
Closed |
Open |
Open |
250h |
Closed |
Open |
Open |
Closed |
Open |
Closed |
260h |
Closed |
Open |
Open |
Closed |
Closed |
Open |
270h |
Closed |
Open |
Open |
Closed |
Closed |
Closed |
280h |
Closed |
Open |
Closed |
Open |
Open |
Open |
290h |
Closed |
Open |
Closed |
Open |
Open |
Closed |
2A0h |
Closed |
Open |
Closed |
Open |
Closed |
Open |
2B0h |
Closed |
Open |
Closed |
Open |
Closed |
Closed |
2C0h |
Closed |
Open |
Closed |
Closed |
Open |
Open |
2D0h |
Closed |
Open |
Closed |
Closed |
Open |
Closed |
2E0h |
Closed |
Open |
Closed |
Closed |
Closed |
Open |
2F0h |
Closed |
Open |
Closed |
Closed |
Closed |
Closed |
300h |
Closed |
Closed |
Open |
Open |
Open |
Open |
310h |
Closed |
Closed |
Open |
Open |
Open |
Closed |
320h |
Closed |
Closed |
Open |
Open |
Closed |
Open |
330h |
Closed |
Closed |
Open |
Open |
Closed |
Closed |
340h |
Closed |
Closed |
Open |
Closed |
Open |
Open |
350h |
Closed |
Closed |
Open |
Closed |
Open |
Closed |
360h |
Closed |
Closed |
Open |
Closed |
Closed |
Open |
370h |
Closed |
Closed |
Open |
Closed |
Closed |
Closed |
380h |
Closed |
Closed |
Closed |
Open |
Open |
Open |
390h |
Closed |
Closed |
Closed |
Open |
Open |
Closed |
3A0h |
Closed |
Closed |
Closed |
Open |
Closed |
Open |
3B0h |
Closed |
Closed |
Closed |
Open |
Closed |
Closed |
3C0h |
Closed |
Closed |
Closed |
Closed |
Open |
Open |
3DOh |
Closed |
Closed |
Closed |
Closed |
Open |
Closed |
3E0h |
Closed |
Closed |
Closed |
Closed |
Closed |
Open |
3F0h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |