TEXT View Source
# ORCHID TECHNOLOGY
PCNET (REV. C)
NIC Type Unidentified
Network Transfer Rate Unidentified
Data Bus 8-bit ISA
Topology Linear Bus
Wiring Type RG-11A/U 75ohm coaxial
RG-59B/U 75ohm coaxial
Boot ROM Not available
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label |
|----------------------------------------------+-------------|
| RG-11A/U or RG-59B/U 75ohm coaxial connector | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|----------------------------------------+-------+-----------|
| » | Factory configured - do not alter | SW2/1 | Off |
|---+------------------------------------+-------+-----------|
| » | Factory configured - do not alter | SW2/2 | Off |
|---+------------------------------------+-------+-----------|
| » | Factory configured - do not alter | SW2/3 | Off |
|---+------------------------------------+-------+-----------|
| » | Factory configured - do not alter | SW2/4 | Off |
|---+------------------------------------+-------+-----------|
| » | Factory configured - do not alter | SW2/5 | Off |
|---+------------------------------------+-------+-----------|
| » | Factory configured - do not alter | SW2/6 | Off |
|---+------------------------------------+-------+-----------|
| » | Factory configured - do not alter | SW2/7 | Off |
|---+------------------------------------+-------+-----------|
| » | Factory configured - do not alter | SW2/8 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT |
|------------------------------------------------------------|
| Setting | JP1 |
|----------------------------+-------------------------------|
| IRQ2 | Pins 4 & 6 closed |
|----------------------------+-------------------------------|
| IRQ3 | Pins 5 & 6 closed |
|----------------------------+-------------------------------|
| IRQ4 | Pins 6 & 7 closed |
|----------------------------+-------------------------------|
| IRQ5 | Pins 6 & 8 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NODE ADDRESS |
|------------------------------------------------------------|
|Setting|SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5 |SW1/6|SW1/7|SW1/8|
|-------+------+------+------+------+------+-----+-----+-----|
| 1 | Off | Off | Off | Off | Off | Off | Off | On |
|-------+------+------+------+------+------+-----+-----+-----|
| 2 | Off | Off | Off | Off | Off | Off | On | Off |
|-------+------+------+------+------+------+-----+-----+-----|
| 3 | Off | Off | Off | Off | Off | Off | On | On |
|-------+------+------+------+------+------+-----+-----+-----|
| 4 | Off | Off | Off | Off | Off | On | Off | Off |
|-------+------+------+------+------+------+-----+-----+-----|
| 5 | Off | Off | Off | Off | Off | On | Off | On |
|-------+------+------+------+------+------+-----+-----+-----|
| 251 | On | On | On | On | On | Off | On | On |
|-------+------+------+------+------+------+-----+-----+-----|
| 252 | On | On | On | On | On | On | Off | Off |
|-------+------+------+------+------+------+-----+-----+-----|
| 253 | On | On | On | On | On | On | Off | On |
|-------+------+------+------+------+------+-----+-----+-----|
| 254 | On | On | On | On | On | On | On | Off |
|-------+------+------+------+------+------+-----+-----+-----|
| 255 | On | On | On | On | On | On | On | On |
|------------------------------------------------------------|
| Note: A total of 255 node address settings are |
| available. The switches are a binary representation of |
| the decimal node addresses. SW1/1 is the Most |
| Significant Bit and switch SW1/8 is the Least |
| Significant Bit. The switches have the following |
| decimal values: SW1/1=128, SW1/2=64, SW1/3=32, |
| SW1/4=16, SW1/5=8, SW1/6=4, SW1/7=2, SW1/8=1. Turn off |
| the switches and add the values of the switches that |
| are off to obtain the correct node ID. (Off=0, On=1) |
| |
| Node address 0 is reserved and should not be used. |
+------------------------------------------------------------+