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# INVISIBLE SOFTWARE, INC.
MODEL 300 NETWORK ADAPTER
Card Type Network Interface Card
NIC Type Ethernet
Maximum Onboard Memory Unidentified
Boot ROM Available
Network Transfer Rate 3Mbps
Topology Star
Wiring Type RJ-45 Unshielded twisted pair
Data Bus 16-bit ISA
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|--------------------+---------+-------------------+---------|
| RJ-45 connector | CN1 | RJ-45 connector | CN2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+-------+------------|
| » | Computer not selected as master | SW2/5 | On |
|---+-----------------------------------+-------+------------|
| | Computer selected as master | SW2/5 | Off |
|---+-----------------------------------+-------+------------|
| » | BootROM enabled | SW2/6 | On |
|---+-----------------------------------+-------+------------|
| | Boot ROM disabled | SW2/6 | Off |
|---+-----------------------------------+-------+------------|
| » | DMA timing normal | W2 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | DMA timing modified | W2 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | W3 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TERMINATION RESISTOR |
|------------------------------------------------------------|
| Function | SW2/1 | SW2/2 | SW2/3 | SW2/$ |
|----------------+----------+----------+----------+----------|
| » | Enabled | On | On | On | On |
|---+------------+----------+----------+----------+----------|
| | Disabled | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STATION ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | SW1/3 | SW1/4 | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
|-----------+--------+-------+-------+-------+-------+-------|
| » | 0 | Off | Off | Off | Off | Off | Off |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 1 | Off | Off | Off | Off | Off | On |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 2 | Off | Off | Off | Off | On | Off |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 3 | Off | Off | Off | Off | On | On |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 4 | Off | Off | Off | On | Off | Off |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 5 | Off | Off | Off | On | Off | On |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 6 | Off | Off | Off | On | On | Off |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 59 | On | On | On | Off | On | On |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 60 | On | On | On | On | Off | Off |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 61 | On | On | On | On | Off | On |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 62 | On | On | On | On | On | Off |
|-----+-----+--------+-------+-------+-------+-------+-------|
| | 63 | On | On | On | On | On | On |
|------------------------------------------------------------|
| Note: A total of 63 station address settings are |
| available. The switches are a binary representation of the |
| decimal station addresses. SW1/8 is the Least Significant |
| Bit and switch SW1/3 is the Most Significant Bit. The |
| switches have the following decimal values: SW1/8=1, |
| SW1/7=2, SW1/6=4, SW1/5=8, SW1/4=16, SW1/3=32. Turn on the |
| switches and add the values of the switches to obtain the |
| correct station address. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NETWORK SPEED SELECTION |
|------------------------------------------------------------|
| Speed | SW1/1 | SW1/2 |
|------------------------+-----------------+-----------------|
| | 0.7Mbps | On | On |
|---+--------------------+-----------------+-----------------|
| | 1.4Mbps | On | Off |
|---+--------------------+-----------------+-----------------|
| | 1.8Mbps | Off | On |
|---+--------------------+-----------------+-----------------|
| » | 3.0Mbps | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | W1 | W12 | W13 | W18 |
|-----------+-------------+-----------+-----------+----------|
| | 1 | Pins 2 & 3 | Pins 2 & | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed | 3 closed |
|------+----+-------------+-----------+-----------+----------|
| » | 5 | Pins 1 & 2 | Pins 1 & | Pins 1 & | Pins 1 & |
| | | closed | 2 closed | 2 closed | 2 closed |
|------------------------------------------------------------|
| Note: If installed in a PC/XT channel 1 must be used. If |
| it operates at 0.7Mbps channel 1 must be used. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | W14 | W15 | W16 | W17 |
|------------------+----------+----------+---------+---------|
| » | 2 | Open | Closed | Open | Open |
|---+--------------+----------+----------+---------+---------|
| | 3 | Open | Open | Closed | Open |
|---+--------------+----------+----------+---------+---------|
| | 4 | Open | Open | Open | Closed |
|---+--------------+----------+----------+---------+---------|
| | 10 (AT only) | Closed | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ROM SIZE SELECTION |
|------------------------------------------------------------|
| Size | W11 | W19 |
|------------------+--------------------+--------------------|
| » | 16K | Pins 2 & 3 closed | Pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | 32K | Pins 1 & 2 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ROM ADDRESS SELECTION |
|------------------------------------------------------------|
|Address | W4 | W5 | W6 | W7 | W8 | W9 | W10 |
|--------+-------+-------+-------+------+------+------+------|
| |C800 |Closed | Open | Open |Closed| Open |Closed| Open |
|--+-----+-------+-------+-------+------+------+------+------|
|» |D000 |Closed | Open | Open | Open |Closed| Open |Closed|
|--+-----+-------+-------+-------+------+------+------+------|
| |E000 | Open |Closed |Closed | Open | Open | Open |Closed|
+------------------------------------------------------------+