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# SYNERGY SOLUTIONS
SS-558
Card Type Serial card
Chipset 16C554 UART (2)
Controller
I/O Options Serial port (8 serial port connectors on
external cable)
Maximum DRAM N/A
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|----------------------------------------+-------------------|
| 78-pin serial port interface connector | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BANK A SERIAL PORT INTERRUPT SELECTION (PORTS 1 - 4) |
|------------------------------------------------------------|
| IRQ | S2/1 | S2/2 | S2/3 | S2/4 | S2/5 | S2/6 |
|----------+--------+--------+--------+-------+-------+------|
| » | 5 | Off | Off | Off | On | Off | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 2 | On | Off | Off | Off | Off | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 3 | Off | On | Off | Off | Off | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 4 | Off | Off | On | Off | Off | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 6 | Off | Off | Off | Off | On | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 7 | Off | Off | Off | Off | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BANK B SERIAL PORT INTERRUPT SELECTION (PORTS 5 - 8) |
|------------------------------------------------------------|
| IRQ | S4/1 | S4/2 | S4/3 | S4/4 | S4/5 | S4/6 |
|----------+--------+--------+--------+-------+-------+------|
| » | 5 | Off | Off | Off | On | Off | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 2 | On | Off | Off | Off | Off | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 3 | Off | On | Off | Off | Off | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 4 | Off | Off | On | Off | Off | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 6 | Off | Off | Off | Off | On | Off |
|----+-----+--------+--------+--------+-------+-------+------|
| | 7 | Off | Off | Off | Off | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT CONFIGURATION |
|------------------------------------------------------------|
| IRQB | S4/7 |
|---------------------------------------------+--------------|
| Single interrupt selected on S2 Bank A for | On |
| all eight ports | |
|---------------------------------------------+--------------|
| All ports not using same interrupt | Off |
|------------------------------------------------------------|
| Note: This switch work in conjunction with the setting of |
| interrupts for Bank A (S2) & Bank B (S4). |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE I/O ADDRESS SELECTION (BANK A SERIAL PORT 1 - 4) |
|------------------------------------------------------------|
| Address | S1/1 | S1/2 | S1/3 | S1/4 | S1/5 | S1/6 | S1/7 |
|-----------+------+------+------+------+------+------+------|
| » | 100h | On | On | On | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 120h | Off | On | On | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 140h | On | Off | On | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 160h | Off | Off | On | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 180h | On | On | Off | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 0F60h | Off | Off | On | Off | Off | Off | Off |
|---+-------+------+------+------+------+------+------+------|
| | 0F80h | On | On | Off | Off | Off | Off | Off |
|---+-------+------+------+------+------+------+------+------|
| | 0FA0h | Off | On | Off | Off | Off | Off | Off |
|---+-------+------+------+------+------+------+------+------|
| | 0FC0h | On | Off | Off | Off | Off | Off | Off |
|---+-------+------+------+------+------+------+------+------|
| | 0FE0h | Off | Off | Off | Off | Off | Off | Off |
|------------------------------------------------------------|
| Note: A total of 128 base address settings are |
| available. The switches are a binary representation of |
| the decimal memory addresses. S1/7 is the Most |
| Significant Bit and switch S1/1 is the Least Significant |
| Bit. The switches have the following decimal values: |
| S1/7=2048, S1/6=1024, S1/5=512, S1/4=256, S1/3=128, |
| S1/2=64, S1/1=32. Turn off the switches and add the |
| values of the switches that are off to obtain the |
| correct memory address. (Off=1, On=0) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE I/O ADDRESS SELECTION (BANK B SERIAL PORT 5 - 8) |
|------------------------------------------------------------|
| Address | S3/1 | S3/2 | S3/3 | S3/4 | S3/5 | S3/6 | S3/7 |
|-----------+------+------+------+------+------+------+------|
| » | 120h | Off | On | On | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 100h | On | On | On | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 140h | On | Off | On | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 160h | Off | Off | On | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 180h | On | On | Off | Off | On | On | On |
|---+-------+------+------+------+------+------+------+------|
| | 0F60h | Off | Off | On | Off | Off | Off | Off |
|---+-------+------+------+------+------+------+------+------|
| | 0F80h | On | On | Off | Off | Off | Off | Off |
|---+-------+------+------+------+------+------+------+------|
| | 0FA0h | Off | On | Off | Off | Off | Off | Off |
|---+-------+------+------+------+------+------+------+------|
| | 0FC0h | On | Off | Off | Off | Off | Off | Off |
|---+-------+------+------+------+------+------+------+------|
| | 0FE0h | Off | Off | Off | Off | Off | Off | Off |
|------------------------------------------------------------|
| Note: A total of 128 base address settings are |
| available. The switches are a binary representation of |
| the decimal memory addresses. S3/7 is the Most |
| Significant Bit and switch S3/1 is the Least Significant |
| Bit. The switches have the following decimal values: |
| S3/7=2048, S3/6=1024, S3/5=512, S3/4=256, S3/3=128, |
| S3/2=64, S3/1=32. Turn off the switches and add the |
| values of the switches that are off to obtain the |
| correct memory address. (Off=1, On=0) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY CONFIGURED - DO NOT ALTER |
|------------------------------------------------------------|
| Switch | Position |
|-----------------------------+------------------------------|
| S2/7 | Off |
+------------------------------------------------------------+