(TXT) View Source
# STANDARD MICROSYSTEMS CORPORATION
ARCnet PC100
NIC Type ARCnet
Transfer Rate 2.5Mbps
Data Bus 8-bit ISA
Topology Star
Wiring Type RG-62A/U 93ohm coaxial
Boot ROM Available
(IMG) IMG 1
+------------------------------------------------------------+
| NODE ADDRESS SELECTION |
|------------------------------------------------------------|
|Node |SW2/1 |SW2/2 |SW2/3 |SW2/4 |SW2/5 |SW2/6 |SW2/7 |SW2/8|
|-----+------+------+------+------+------+------+------+-----|
| 0 | - | - | - | - | - | - | - | - |
|-----+------+------+------+------+------+------+------+-----|
| 1 | Off | On | On | On | On | On | On | On |
|-----+------+------+------+------+------+------+------+-----|
| 2 | On | Off | On | On | On | On | On | On |
|-----+------+------+------+------+------+------+------+-----|
| 3 | Off | Off | On | On | On | On | On | On |
|-----+------+------+------+------+------+------+------+-----|
| 4 | On | On | Off | On | On | On | On | On |
|-----+------+------+------+------+------+------+------+-----|
| 251 | Off | Off | On | Off | Off | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
| 252 | On | On | Off | Off | Off | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
| 253 | Off | On | Off | Off | Off | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
| 254 | On | Off | Off | Off | Off | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
| 255 | Off | Off | Off | Off | Off | Off | Off | Off |
|------------------------------------------------------------|
|Note:Node address 0 is used for messaging between nodes and |
|must not be used. |
| |
| A total of 255 node address settings are available. The |
| switches are a binary representation of the decimal node |
| addresses. Switch 1 is the Least Significant Bit and |
| switch 8 is the Most Significant Bit. The switches have |
| the following decimal values: switch 1=1, 2=2, 3=4, 4=8, |
| 5=16, 6=32, 7=64, 8=128. Turn off the switches and add the|
| values of the off switches to obtain the correct node |
| address. (On=0, Off=1) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT REQUEST SELECTION |
|------------------------------------------------------------|
| IRQ | JP1 | JP2 | JP3 | JP4 | JP5 |
|-------+----------+----------+----------+---------+---------|
| 2 | Open | Open | Open | Open | Closed |
|-------+----------+----------+----------+---------+---------|
| 3 | Open | Open | Open | Closed | Open |
|-------+----------+----------+----------+---------+---------|
| 4 | Open | Open | Closed | Open | Open |
|-------+----------+----------+----------+---------+---------|
| 5 | Open | Closed | Open | Open | Open |
|-------+----------+----------+----------+---------+---------|
| 7 | Closed | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BASE ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
|---------+--------+--------+--------+-------+-------+-------|
| 2E0h | Off | On | Off | Off | Off | On |
|---------+--------+--------+--------+-------+-------+-------|
| 2F0h | Off | On | Off | Off | Off | Off |
|---------+--------+--------+--------+-------+-------+-------|
| 300h | Off | Off | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BUFFER ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | SW1/7 | SW1/8 | SW1/9 | SW1/10 |
|------------+-----------+-----------+-----------+-----------|
| D000h | Off | Off | On | Off |
|------------+-----------+-----------+-----------+-----------|
| C000h | Off | Off | On | On |
|------------+-----------+-----------+-----------+-----------|
| E000h | Off | Off | Off | On |
+------------------------------------------------------------+