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# COMPEX, INC.
ANET-1A
NIC Type ARCnet
Transfer Rate 2.5Mbps
Data Bus 8-bit ISA
Topology Star
Linear Bus
Wiring Type RG-62A/U 93ohm coaxial
Unshielded twisted pair
Boot ROM Available
IMG IMG 1
+------------------------------------------------------------+
| NODE ADDRESS |
|------------------------------------------------------------|
|Node |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5 |SW1/6 |SW1/7 |SW1/8|
|-----+------+------+------+------+------+------+------+-----|
| 0 | - | - | - | - | - | - | - | - |
|-----+------+------+------+------+------+------+------+-----|
| 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 |
|-----+------+------+------+------+------+------+------+-----|
| 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: 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 8 is the Least Significant Bit and |
| switch 1 is the Most Significant Bit. The switches have |
| the following decimal values: switch 8=1, 7=2, 6=4, 5=8, |
| 4=16, 3=32, 2=64, 1=128. Turn on the switches and add the |
| values of the on switches to obtain the correct node |
| address. (On=1, off=0) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | JP1A | JP1B | JP1C | JP1D | JP1E |
|----------+---------+---------+---------+---------+---------|
| » | 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 | JP2A | JP2B | JP2C |
|----------------+--------------+--------------+-------------|
| | 260h | Closed | Closed | Closed |
|---+------------+--------------+--------------+-------------|
| | 290h | Closed | Closed | Open |
|---+------------+--------------+--------------+-------------|
| » | 2E0h | Closed | Open | Closed |
|---+------------+--------------+--------------+-------------|
| | 2F0h | Closed | Open | Open |
|---+------------+--------------+--------------+-------------|
| | 300h | Open | Closed | Closed |
|---+------------+--------------+--------------+-------------|
| | 350h | Open | Closed | Open |
|---+------------+--------------+--------------+-------------|
| | 380h | Open | Open | Closed |
|---+------------+--------------+--------------+-------------|
| | 3E0h | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE MEMORY ADDRESS & BOOT ROM ADDRESS |
|------------------------------------------------------------|
| Base | Boot ROM | JP3A | JP3B | JP3C | JP3D | JP3E |
| Address | Address | | | | | |
|----------+--------------+------+------+------+------+------|
| |C0000h | C2000h |Closed|Closed|Closed|Closed|Closed|
|--+-------+--------------+------+------+------+------+------|
| |C4000h | C6000h |Closed|Closed| Open |Closed|Closed|
|--+-------+--------------+------+------+------+------+------|
| |CC000h | CE000h |Closed| Open |Closed|Closed|Closed|
|--+-------+--------------+------+------+------+------+------|
|» |D0000h | D2000h |Closed| Open | Open |Closed|Closed|
|--+-------+--------------+------+------+------+------+------|
| |D4000h | D6000h | Open |Closed|Closed|Closed|Closed|
|--+-------+--------------+------+------+------+------+------|
| |D8000h | DA000h | Open |Closed| Open |Closed|Closed|
|--+-------+--------------+------+------+------+------+------|
| |DC000h | DE000h | Open | Open |Closed|Closed|Closed|
|--+-------+--------------+------+------+------+------+------|
| |E0000h | E2000h | Open | Open | Open |Closed|Closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| WAIT STATE |
|------------------------------------------------------------|
| Setting | JP4 |
|--------------------------------------------+---------------|
| » | System wait states | Open |
|----------+---------------------------------+---------------|
| | Zero wait states | Closed |
|------------------------------------------------------------|
| Note:If 0 wait states is selected, I/O CHRDY must be |
| disabled (JP5 open). |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O CHRDY |
|------------------------------------------------------------|
| Setting | JP5 |
|---------------------------------------+--------------------|
| » | Disabled | Open |
|---------------+-----------------------+--------------------|
| | Enabled | Closed |
|------------------------------------------------------------|
| Note:If a boot ROM is installed, I/O CHRDY must be enabled |
| (JP5 closed). |
| |
| If I/O CHRDY is enabled (JP5 closed), System wait states |
| must be selected (JP4 open) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM |
|------------------------------------------------------------|
| Setting | JP6 |
|---------------------------------+--------------------------|
| » | Disabled | Open |
|---+-----------------------------+--------------------------|
| | Enabled | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CABLE TYPE |
|------------------------------------------------------------|
| Type | JP7 | JP8 |
|------------------------+-----------------+-----------------|
| » | RG-58A/U 50ohm | Pins 1 & 2 | Pins 1 & 2 |
| | coaxial | Closed | Closed |
|---+--------------------+-----------------+-----------------|
| | Unshielded twisted | PIns 2 & 3 | PIns 2 & 3 |
| | pair | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TOPOLOGY |
|------------------------------------------------------------|
| Topology | JP9 |
|----------------------------------+-------------------------|
| » | Star | Closed |
|---+------------------------------+-------------------------|
| | Linear Bus | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|------+-------+----------+----------------------------------|
| LED1 | Red | On | Network connection is good |
|------+-------+----------+----------------------------------|
| LED1 | Red | Blinking | Network connection is broken or |
| | | | no activity is detected |
|------+-------+----------+----------------------------------|
| LED2 | Green | On | Data is being received |
|------+-------+----------+----------------------------------|
| LED2 | Green | Off | Data is not being received |
|------+-------+----------+----------------------------------|
| LED2 | Green | Blinking | System power has just been |
| | | | applied |
+------------------------------------------------------------+