(TXT) View Source
# MADGE NETWORKS, LTD.
SMART 16/4 FIBER AT RINGNODE
NIC Type Token Ring
Transfer Rate 4/16Mbps
Data Bus 16-bit ISA
Topology Ring
Wiring Type 62.5/125m m multimode graded index optical fiber
Boot ROM Available
(IMG) IMG 1
+------------------------------------------------------------+
| ADDRESS SELECT |
|------------------------------------------------------------|
| I/O Address | Base Memory Address | SW2/1 | SW2/2 |
|-------------------+---------------------+---------+--------|
| » | 0A20 - 0A2Fh | CC000 - CDFFFh | On | On |
|---+---------------+---------------------+---------+--------|
| | 1A20 - 1A2Fh | DC000 - DFFFFh | Off | On |
|---+---------------+---------------------+---------+--------|
| | 2A20 - 2A2Fh | CE000 - CFFFFh | On | Off |
|---+---------------+---------------------+---------+--------|
| | 3A20 - 3A2Fh | DE000 - DFFFFh | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AT BUS TIMING COMPATIBILITY |
|------------------------------------------------------------|
| Setting | SW2/6 |
|-----------------------------------+------------------------|
| » | Normal | On |
|-----+-----------------------------+------------------------|
| | Alternate | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM |
|------------------------------------------------------------|
| Setting | SW2/3 |
|---------------------------------+--------------------------|
| » | Disabled | Off |
|---+-----------------------------+--------------------------|
| | Enabled | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BUS MASTER DMA |
|------------------------------------------------------------|
| Setting | SW2/4 |
|---------------------------------+--------------------------|
| » | Enabled | On |
|---+-----------------------------+--------------------------|
| | Disabled | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CLOCK SOURCE |
|------------------------------------------------------------|
| Setting | SW2/7 |
|-----------------------------------+------------------------|
| » | Asynchronous | Off |
|---+-------------------------------+------------------------|
| | Synchronous | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONCENTRATOR TYPE |
|------------------------------------------------------------|
| Setting | LB1 |
|---------------------------------------+--------------------|
(IMG) IMG 2
| » | 802.5J | |
|--------------+------------------------+--------------------|
(IMG) IMG 3
| | Local wrap | |
|------------------------------------------------------------|
| Note: Concentrator type is determined by placing a link |
| block over the LB1 jumper block. The block has an arrow |
| printed on the front and should resemble the diagram |
| shown above. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TRANSFER RATE |
|------------------------------------------------------------|
| Speed | SW2/8 |
|--------------------------------+---------------------------|
| » | 16Mbps | Off |
|---+----------------------------+---------------------------|
| | 4Mbps | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CONFIGURATION |
|------------------------------------------------------------|
| DMA | SW3 |
|-------------------------------+----------------------------|
| » | 5 | Position 3 |
|---------------+---------------+----------------------------|
| | 1 | Position 1 |
|---------------+---------------+----------------------------|
| | 3 | Position 2 |
|---------------+---------------+----------------------------|
| | 6 | Position 4 |
|------------------------------------------------------------|
| Note: Switch 3 is a four-position slide switch. Each |
| position should be silk-screened on the switch itself. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 8/16 BIT MODE |
|------------------------------------------------------------|
| Setting | SW2/5 |
|-----------------------------------+------------------------|
| » | 8/16-bit mode | On |
|---+-------------------------------+------------------------|
| | Force 8-bit mode | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | SW1 |
|---------------------------------+--------------------------|
| » | IRQ3 | Position 7 |
|-------------+-------------------+--------------------------|
| | IR/FONT | Position 8 |
|-------------+-------------------+--------------------------|
| | IRQ5 | Position 6 |
|-------------+-------------------+--------------------------|
| | IRQ7 | Position 5 |
|-------------+-------------------+--------------------------|
| | IRQ10 | Position 4 |
|-------------+-------------------+--------------------------|
| | IRQ11 | Position 3 |
|-------------+-------------------+--------------------------|
| | IRQ12 | Position 2 |
|-------------+-------------------+--------------------------|
| | IRQ15 | Position 1 |
|------------------------------------------------------------|
| Note: Switch 1 is an eight-position slide switch. Each |
| position should be silk-screened on the switch itself. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|-------------------------------+----------------------------|
| Fiber-optic transmitter | Tx |
|-------------------------------+----------------------------|
| Fiber-optic receiver | Rx |
+------------------------------------------------------------+