TIARA COMPUTER SYSTEMS, INC.
LanCard/E*PC
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 |

BOOT ROM | ||
Setting | JP8 | |
| » | Disabled | Pins 1 & 2 Closed |
Enabled | Pins 2 & 3 Closed | |
BASE MEMORY ADDRESS | ||||
Address | JP9 | JP10 | JP11 | |
C0000h | Pins 1 & 2 Closed | Pins 1 & 2 Closed | Pins 1 & 2 Closed | |
C4000h | Pins 1 & 2 Closed | Pins 2 & 3 Closed | Pins 1 & 2 Closed | |
C8000h | Pins 1 & 2 Closed | Pins 1 & 2 Closed | Pins 2 & 3 Closed | |
CC000h | Pins 1 & 2 Closed | Pins 2 & 3 Closed | Pins 2 & 3 Closed | |
| » | D0000h | Pins 2 & 3 Closed | Pins 1 & 2 Closed | Pins 1 & 2 Closed |
D4000h | Pins 2 & 3 Closed | Pins 2 & 3 Closed | Pins 1 & 2 Closed | |
D8000h | Pins 2 & 3 Closed | Pins 1 & 2 Closed | Pins 2 & 3 Closed | |
DC000h | Pins 2 & 3 Closed | Pins 2 & 3 Closed | Pins 2 & 3 Closed | |
INTERRUPT REQUEST | ||||||
IRQ | JP19 | JP20 | JP21 | JP22 | JP23 | |
2/9 | Closed | Open | Open | Open | Open | |
| » | 3 | Open | Closed | Open | Open | Open |
4 | Open | Open | Closed | Open | Open | |
5 | Open | Open | Open | Closed | Open | |
7 | Open | Open | Open | Open | Closed | |
I/O BASE ADDRESS | ||||||
Address | JP3 | JP4 | JP5 | JP6 | JP7 | |
000h | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | |
020h | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | |
040h | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | |
060h | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | |
080h | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | |
0A0h | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | |
0C0h | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | |
0E0h | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | |
100h | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | |
120h | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | |
140h | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | |
160h | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | |
180h | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | |
1A0h | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | |
1C0h | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | |
1E0h | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | |
200h | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | |
220h | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | |
240h | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | |
260h | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | |
280h | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | |
2A0h | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | |
2C0h | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | |
2E0h | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | |
| » | 300h | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 |
320h | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | |
340h | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | |
360h | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | |
380h | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | |
3A0h | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | |
3C0h | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | |
3E0h | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | |
Note:Pins designated should be in the closed position. | ||||||
DMA CHANNEL | |||||||
Channel | JP24 | JP25 | JP26 | JP27 | JP28 | JP29 | |
| » | Disabled | Closed | Open | Open | Closed | Open | Open |
DMA1 | Open | Closed | Open | Open | Closed | Open | |
DMA3 | Open | Open | Closed | Open | Open | Closed | |
WAIT STATE | ||
Setting | JPA | |
| » | Zero wait states disabled | Pins 2 & 3 Closed |
Zero wait states enabled | Pins 1 & 2 Closed | |
CABLE LENGTH | |
Setting | JPB |
Long cable segment mode (100 nodes on a single 984 foot cable) | Pins 1 & 2 Closed |
Short cable segment mode (30 nodes on a single 607 foot cable) | Pins 2 & 3 Closed |
CABLE TYPE | |||||
Type | JPC | JPD | JPE | JPF | |
| » | 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. | |||||
DIAGNOSTIC LED(S) | ||
LED | Status | Condition |
LED1 | On | Data is being received power |
LED1 | Off | Data is not being received power |