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# QUATECH, INC.
DS-202/DS-302
Card Type Serial controller
Chipset/Controller 16450
I/O Options Serial ports (2)
Maximum DRAM N/A
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN1 | Serial port 2 | CN2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INPUT CLOCK CONFIGURATION |
|------------------------------------------------------------|
| MHz | J1 |
|--------------------------+---------------------------------|
| » | 1.8432MHz | Pins 1 & 2, 3 & 6, 4 & 5 closed |
|---+----------------------+---------------------------------|
| | 3.6864MHz | Pins 1 & 2, 5 & 6 closed |
|---+----------------------+---------------------------------|
| | 9.216MHz | Pins 2 & 3, 4 & 5 closed |
|---+----------------------+---------------------------------|
| | 18.432MHz | Pins 2 & 5 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PRIMARY PORT ADDRESS SELECT |
|------------------------------------------------------------|
|Address |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5|SW1/6|SW1/7|SW1/8|
|--------+------+------+------+------+-----+-----+-----+-----|
|»|03F8h | On | Off | Off | Off | Off | Off | Off | Off |
|-+------+------+------+------+------+-----+-----+-----+-----|
| |02E0h | On | Off | On | Off | Off | Off | On | On |
|-+------+------+------+------+------+-----+-----+-----+-----|
| |02F8h | On | Off | On | Off | Off | Off | Off | Off |
|-+------+------+------+------+------+-----+-----+-----+-----|
| |03E8h | On | Off | Off | Off | Off | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ALTERNATE PORT ADDRESS SELECT |
|------------------------------------------------------------|
|Address |SW2/1 |SW2/2 |SW2/3 |SW2/4 |SW2/5|SW2/6|SW2/7|SW2/8|
|--------+------+------+------+------+-----+-----+-----+-----|
|»|02F8h | On | Off | On | Off | Off | Off | Off | Off |
|-+------+------+------+------+------+-----+-----+-----+-----|
| |02E0h | On | Off | On | Off | Off | Off | On | On |
|-+------+------+------+------+------+-----+-----+-----+-----|
| |03E8h | On | Off | Off | Off | Off | Off | On | Off |
|-+------+------+------+------+------+-----+-----+-----+-----|
| |03F8h | On | Off | Off | Off | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CHANNEL CONFIGURATION |
|------------------------------------------------------------|
| Setting | J4 |
|------------------------------+-----------------------------|
| Channel 1 enabled | Pins 1 & 3 closed |
|------------------------------+-----------------------------|
| Channel 2 enabled | Pins 2 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PRIMARY PORT INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | J5/A | J5/B | J5/C | J5/D | J5/E | J5/F |
|------+--------+--------+--------+--------+--------+--------|
| IRQ2 | Closed | Open | Open | Open | Open | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ3 | Open | Closed | Open | Open | Open | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ4 | Open | Open | Closed | Open | Open | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ5 | Open | Open | Open | Closed | Open | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ6 | Open | Open | Open | Open | Closed | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ7 | Open | Open | Open | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ALTERNATE PORT INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | J6/A | J6/B | J6/C | J6/D | J6/E | J6/F |
|------+--------+--------+--------+--------+--------+--------|
| IRQ2 | Closed | Open | Open | Open | Open | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ3 | Open | Closed | Open | Open | Open | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ4 | Open | Open | Closed | Open | Open | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ5 | Open | Open | Open | Closed | Open | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ6 | Open | Open | Open | Open | Closed | Open |
|------+--------+--------+--------+--------+--------+--------|
| IRQ7 | Open | Open | Open | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PRIMARY PORT INTERRUPT SHARING |
|------------------------------------------------------------|
| Setting | J2 |
|------------------------------+-----------------------------|
| Dedicated interrupt level | Pins 2 & 3, 5 & 6 closed |
|------------------------------+-----------------------------|
| Interrupt sharing | Pins 1 & 2, 4 & 5 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ALTERNATE PORT INTERRUPT SHARING |
|------------------------------------------------------------|
| Setting | J3 |
|------------------------------+-----------------------------|
| Dedicated interrupt level | Pins 2 & 3, 5 & 6 closed |
|------------------------------+-----------------------------|
| Interrupt sharing | Pins 1 & 2, 4 & 5 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PRIMARY PORT AUXILIARY CHANNEL CONFIGURATION |
|------------------------------------------------------------|
|Transmission|Reception| Loopback | J8 |
|------------+---------+------------------------------+------|
| RTS | CTS | XCLK/RCLK |Pins 1|
| | | |& 2, 3|
| | | |& 6, 4|
| | | | & 5 |
| | | |closed|
|------------+---------+------------------------------+------|
| XCLK | RCLK | RTS/CTS |Pins 1|
| | | |& 4, 2|
| | | |& 3, 5|
| | | | & 6 |
| | | |closed|
|------------+---------+------------------------------+------|
| N/A | N/A |RTS/CTS/XCLK/RCLK/AUXOUT/AUXIN|Pins 1|
| | | |& 4, 2|
| | | |& 5, 3|
| | | | & 6 |
| | | |closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| ALTERNATE PORT AUXILIARY CHANNEL CONFIGURATION |
|------------------------------------------------------------|
|Transmission|Reception| Loopback | J10 |
|------------+---------+------------------------------+------|
| RTS | CTS | XCLK/RCLK |Pins 1|
| | | |& 2, 3|
| | | |& 6, 4|
| | | | & 5 |
| | | |closed|
|------------+---------+------------------------------+------|
| XCLK | RCLK | RTS/CTS |Pins 1|
| | | |& 4, 2|
| | | |& 3, 5|
| | | | & 6 |
| | | |closed|
|------------+---------+------------------------------+------|
| N/A | N/A |RTS/CTS/XCLK/RCLK/AUXOUT/AUXIN|Pins 1|
| | | |& 4, 2|
| | | |& 5, 3|
| | | | & 6 |
| | | |closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| PRIMARY PORT DRIVER CONFIGURATION |
|------------------------------------------------------------|
| Driver | J7 |
|----------------------------+-------------------------------|
| - DTR | Pins 1 & 5 closed |
|----------------------------+-------------------------------|
| + DTR | Pins 2 & 6 closed |
|----------------------------+-------------------------------|
| - RTS | Pins 3 & 7 closed |
|----------------------------+-------------------------------|
| + RTS | Pins 4 & 8 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ALTERNATE PORT DRIVER CONFIGURATION |
|------------------------------------------------------------|
| Driver | J9 |
|----------------------------+-------------------------------|
| - DTR | Pins 1 & 5 closed |
|----------------------------+-------------------------------|
| + DTR | Pins 2 & 6 closed |
|----------------------------+-------------------------------|
| - RTS | Pins 3 & 7 closed |
|----------------------------+-------------------------------|
| + RTS | Pins 4 & 8 closed |
+------------------------------------------------------------+