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# ADDTRON TECHNOLOGY COMPANY, LTD.
ARC-220 VER. 1
NIC Type ARCnet
Transfer Rate 2.5Mbps
Data Bus 16-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 | 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) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM |
|------------------------------------------------------------|
| Mode | JP1 |
|---------------------------------+--------------------------|
| » | Disabled | Open |
|---+-----------------------------+--------------------------|
| | Enabled | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ONBOARD TERMINATOR |
|------------------------------------------------------------|
| Setting | JP3 |
|---------------------------------------+--------------------|
| » | Disabled | Open |
|---------------+-----------------------+--------------------|
| | Enabled | Closed |
|------------------------------------------------------------|
| Note:If the card is on either end of a linear bus network |
| segment, the onboard terminator may be used instead of |
| using an external terminator |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CABLE TYPE |
|------------------------------------------------------------|
| Type | JP4 | JP5 | JP6 |
|-------------------------+--------+--------+----------------|
| Unshielded twisted pair | Closed | Open | Pins 1 & 2 |
| | | | closed |
|-------------------------+--------+--------+----------------|
| RG-62A/U 93ohm coaxial | Open | Closed | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|---------------------------+--------------------------------|
| Connection for LED1 | JP7/pins 1 & 2 closed |
|---------------------------+--------------------------------|
| Connection for LED2 | JP7/pins 3 & 4 closed |
|------------------------------------------------------------|
| Note: When no LEDs are being installed for the front |
| panel, JP7 pins 1 & 2 and pins 3 & 4 should be closed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | JP8 | JP9 | JP10 | JP11 | JP12 | JP13 | JP14 |
|------+-------+-------+-------+-------+-------+------+------|
|»|2/9 |Closed | Open | Open | Open | Open | Open | Open |
|-+----+-------+-------+-------+-------+-------+------+------|
| | 3 | Open |Closed | Open | Open | Open | Open | Open |
|-+----+-------+-------+-------+-------+-------+------+------|
| | 4 | Open | Open |Closed | Open | Open | Open | Open |
|-+----+-------+-------+-------+-------+-------+------+------|
| | 5 | Open | Open | Open |Closed | Open | Open | Open |
|-+----+-------+-------+-------+-------+-------+------+------|
| | 10 | Open | Open | Open | Open |Closed | Open | Open |
|-+----+-------+-------+-------+-------+-------+------+------|
| | 11 | Open | Open | Open | Open | Open |Closed| Open |
|-+----+-------+-------+-------+-------+-------+------+------|
| | 12 | Open | Open | Open | Open | Open | Open |Closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|------+-------+----------+----------------------------------|
| LED1 | Green | On | Data is being |
| | | | transmitted/received. |
|------+-------+----------+----------------------------------|
| LED1 | Green | Off | Data is not being |
| | | | transmitted/received. |
|------+-------+----------+----------------------------------|
| LED1 | Green | Blinking | Network connection is broken |
|------+-------+----------+----------------------------------|
| LED2 | Red | On | Card is being accessed by the |
| | | | host computer |
|------+-------+----------+----------------------------------|
| LED2 | Red | Off | Card is not being accessed by |
| | | | the host computer |
+------------------------------------------------------------+
+--------------------------------------------------------------+
| BASE MEMORY ADDRESS AND BOOR ROM ADDRESS |
|--------------------------------------------------------------|
| Base Address | Boot ROM | JP15 | JP16 | JP17 | JP18 | JP19 |
| | Address | | | | | |
|--------------+------------+------+------+------+------+------|
|»|D0000-D07FFh|D2000-D3FFFh|Closed|Closed|Closed| Open | Open |
|-+------------+------------+------+------+------+------+------|
| |C0000-C07FFh|C2000-C3FFFh|Closed|Closed|Closed|Closed|Closed|
|-+------------+------------+------+------+------+------+------|
| |C0800-C0FFFh|C2000-C3FFFh|Closed| Open |Closed|Closed|Closed|
|-+------------+------------+------+------+------+------+------|
| |C1000-C17FFh|C2000-C3FFFh|Closed|Closed| Open |Closed|Closed|
|-+------------+------------+------+------+------+------+------|
| |C1800-C1FFFh|C2000-C3FFFh|Closed| Open | Open |Closed|Closed|
|-+------------+------------+------+------+------+------+------|
| |C4000-C47FFh|C6000-C7FFFh|Closed|Closed|Closed| Open |Closed|
|-+------------+------------+------+------+------+------+------|
| |C4800-C4FFFh|C6000-C7FFFh|Closed| Open |Closed| Open |Closed|
|-+------------+------------+------+------+------+------+------|
| |C5000-C57FFh|C6000-C7FFFh|Closed|Closed| Open | Open |Closed|
|-+------------+------------+------+------+------+------+------|
| |C5800-C5FFFh|C6000-C7FFFh|Closed| Open | Open | Open |Closed|
|-+------------+------------+------+------+------+------+------|
| |CC000-CC7FFh|CE000-CFFFFh|Closed|Closed|Closed|Closed| Open |
|-+------------+------------+------+------+------+------+------|
| |CC800-CCFFFh|CE000-CFFFFh|Closed| Open |Closed|Closed| Open |
|-+------------+------------+------+------+------+------+------|
| |CD000-CD7FFh|CE000-CFFFFh|Closed|Closed| Open |Closed| Open |
|-+------------+------------+------+------+------+------+------|
| |CD800-CDFFFh|CE000-CFFFFh|Closed| Open | Open |Closed| Open |
|-+------------+------------+------+------+------+------+------|
| |D0800-D0FFFh|D2000-D3FFFh|Closed| Open |Closed| Open | Open |
|-+------------+------------+------+------+------+------+------|
| |D1000-D17FFh|D2000-D3FFFh|Closed|Closed| Open | Open | Open |
|-+------------+------------+------+------+------+------+------|
| |D1800-D1FFFh|D2000-D3FFFh|Closed| Open | Open | Open | Open |
|-+------------+------------+------+------+------+------+------|
| |D4000-D47FFh|D6000-D7FFFh| Open |Closed|Closed|Closed|Closed|
|-+------------+------------+------+------+------+------+------|
| |D4800-D4FFFh|D6000-D7FFFh| Open | Open |Closed|Closed|Closed|
|-+------------+------------+------+------+------+------+------|
| |D5000-D57FFh|D6000-D7FFFh| Open |Closed| Open |Closed|Closed|
|-+------------+------------+------+------+------+------+------|
| |D5800 D5FFFh|D6000-D7FFFh| Open | Open | Open |Closed|Closed|
|-+------------+------------+------+------+------+------+------|
| |D8000-D87FFh|DA000-DBFFFh| Open |Closed|Closed| Open |Closed|
|-+------------+------------+------+------+------+------+------|
| |D8800-D8FFFh|DA000-DBFFFh| Open | Open |Closed| Open |Closed|
|-+------------+------------+------+------+------+------+------|
| |D9000-D97FFh|DA000-DBFFFh| Open |Closed| Open | Open |Closed|
|-+------------+------------+------+------+------+------+------|
| |D9800-D9FFFh|DA000-DBFFFh| Open | Open | Open | Open |Closed|
|-+------------+------------+------+------+------+------+------|
| |DC000-DC7FFh|DE000-DFFFFh| Open |Closed|Closed|Closed| Open |
|-+------------+------------+------+------+------+------+------|
| |DC800-DCFFFh|DE000-DFFFFh| Open | Open |Closed|Closed| Open |
|-+------------+------------+------+------+------+------+------|
| |DD000-DD7FFh|DE000-DFFFFh| Open |Closed| Open |Closed| Open |
|-+------------+------------+------+------+------+------+------|
| |DD800-DDFFFh|DE000-DFFFFh| Open | Open | Open |Closed| Open |
|-+------------+------------+------+------+------+------+------|
| |E0000-E07FFh|E2000-E3FFFh| Open |Closed|Closed| Open | Open |
|-+------------+------------+------+------+------+------+------|
| |E0800-E0FFFh|E2000-E3FFFh| Open | Open |Closed| Open | Open |
|-+------------+------------+------+------+------+------+------|
| |E1000-E17FFh|E2000-E3FFFh| Open |Closed| Open | Open | Open |
|-+------------+------------+------+------+------+------+------|
| |E1800-E1FFFh|E2000-E3FFFh| Open | Open | Open | Open | Open |
+--------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BASE ADDRESS |
|------------------------------------------------------------|
| Address | JP20 | JP21 | JP22 |
|-------------------+-------------+-------------+------------|
| » | 2E0-2EFh | On | Off | On |
|---+---------------+-------------+-------------+------------|
| | 260-26Fh | On | On | On |
|---+---------------+-------------+-------------+------------|
| | 290-29Fh | Off | On | On |
|---+---------------+-------------+-------------+------------|
| | 2F0-2FFh | Off | Off | On |
|---+---------------+-------------+-------------+------------|
| | 300-30Fh | On | On | Off |
|---+---------------+-------------+-------------+------------|
| | 350-35Fh | Off | On | Off |
|---+---------------+-------------+-------------+------------|
| | 380-38Fh | On | Off | Off |
|---+---------------+-------------+-------------+------------|
| | 3E0-3EFh | Off | Off | Off |
+------------------------------------------------------------+