GATEWAY COMMUNICATIONS, INC.
G/EtherNet 8 Adapter (NATIONAL CHIPSET)
NIC Type | Ethernet |
Transfer Rate | 10Mbps |
Data Bus | 8-bit ISA |
Topology | Linear Bus |
Wiring Type | RG-58A/U 50ohm coaxial AUI transceiver via DB-15 port |
Boot ROM | Available |

INTERRUPT REQUEST | |||||||
IRQ | JP1 | JP2 | JP3 | JP4 | JP5 | JP6 | |
2 | Closed | Open | Open | Open | Open | Open | |
| » | 3 | Open | Closed | Open | Open | Open | Open |
4 | Open | Open | Closed | Open | Open | Open | |
5 | Open | Open | Open | Closed | Open | Open | |
6 | Open | Open | Open | Open | Closed | Open | |
7 | Open | Open | Open | Open | Open | Closed | |
I/O BASE ADDRESS | |||||
Address | SW1/1 | SW1/2 | SW1/3 | SW1/4 | |
280-29Fh | On | On | On | On | |
| » | 2A0-2BFh | On | Off | On | On |
2C0-2DFh | On | On | Off | On | |
2E0-2FFh | On | Off | Off | On | |
300-31Fh | On | On | On | Off | |
320-33Fh | On | Off | On | Off | |
340-35Fh | On | On | Off | Off | |
360-37Fh | On | Off | Off | Off | |
BASE MEMORY ADDRESS | |||
Base Address | SW1/5 | SW1/6 | |
C0000-C3FFF | On | On | |
C4000-C7FFF | Off | On | |
C8000-CBFFF | On | Off | |
| » | CC000- CFFFF | Off | Off |
CABLE TYPE | |||||
Type | JP7 | JP8 | JP9 | JP10 | |
| » | RG-58A/U 50ohm coaxial | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 |
AUI transceiver via DB-15 port | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | |
Note:Pins designated should be in the closed position. | |||||
MISCELLANEOUS NOTES |
Different drivers must be used for the National & the Fujitsu chipset cards, & are not interchangeable. Fujitsu adapters may be used for either 8 or 16 bit Fujitsu cards. While the National chipset cards require a different driver for an 8 or 16 bit card. |