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# QUATECH, INC.
QS-200M/300M
Card Type Serial controller
Chipset/Controller 16450/16550 UART
I/O Options Serial ports (4)
Maximum DRAM N/A
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| Serial port 1 - | CN1 | Serial port 3 - | CN3 |
| RJ-11 | | RJ-11 | |
|--------------------+----------+-----------------+----------|
| Serial port 2 - | CN2 | Serial port 4 - | CN4 |
| RJ-11 | | RJ-11 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INPUT CLOCK CONFIGURATION |
|------------------------------------------------------------|
| MHz | J1 |
|--------------------------+---------------------------------|
| » | 1.8432MHz | Pins 1 & 4, 2 & 3, 5 & 6 closed |
|---+----------------------+---------------------------------|
| | 3.6864MHz | Pins 2 & 3, 4 & 5 closed |
|---+----------------------+---------------------------------|
| | 9.216MHz | Pins 1 & 2, 5 & 6 closed |
|---+----------------------+---------------------------------|
| | 18.432MHz | Pins 2 & 5 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DUPLEX SELECTION |
|------------------------------------------------------------|
| Setting | J2/A | J2/B | J2/C | J2/D |
|------------------------+--------+--------+--------+--------|
| » | Port 1 full duplex | Open | N/A | N/A | N/A |
| | mode | | | | |
|---+--------------------+--------+--------+--------+--------|
| | Port 1 half duplex | Closed | N/A | N/A | N/A |
| | mode | | | | |
|---+--------------------+--------+--------+--------+--------|
| » | Port 2 full duplex | N/A | Open | N/A | N/A |
| | mode | | | | |
|---+--------------------+--------+--------+--------+--------|
| | Port 2 half duplex | N/A | Closed | N/A | N/A |
| | mode | | | | |
|---+--------------------+--------+--------+--------+--------|
| » | Port 3 full duplex | N/A | N/A | Open | N/A |
| | mode | | | | |
|---+--------------------+--------+--------+--------+--------|
| | Port 3 half duplex | N/A | N/A | Closed | N/A |
| | mode | | | | |
|---+--------------------+--------+--------+--------+--------|
| » | Port 4 full duplex | N/A | N/A | N/A | Open |
| | mode | | | | |
|---+--------------------+--------+--------+--------+--------|
| | Port 4 half duplex | N/A | N/A | N/A | Closed |
| | mode | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | J3/A | J3/B | J3/C | J3/D | J3/E | J3/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 |
|------------------------------------------------------------|
| Note: All ports share the same IRQ. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O ADDRESS CONFIGURATION ||
|-----------------------------------------------------------||
| Base Address | SW1 | SW2 ||
|-----------------------+-----------------+-----------------||
| » | 300h | 1, 2, 3, 4, 5 & | 3, 4 & 5 On ||
| | | 6 On | ||
|---+-------------------+-----------------+-----------------||
| | 6A0h | 1, 2, 3, 4 & 5 | 2 & 4 On ||
| | | On | ||
|---+-------------------+-----------------+-----------------||
| | 5220h | 1, 3, 5 & 6 On | 2, 3 & 4 On ||
|---+--------------------------------------------------------|
| | Note (1): The address range for the QS-200M/300M is |
| | from 0 to FFFFh. The switches are a binary |
| | representation of the addresses. When a switch is |
| | off, the corresponding bit is set to 1 and has the |
| | following decimal value: SW1/1=8, SW1/2=4, SW1/3=2, |
| | SW1/4=1, SW1/5=8, SW1/6=4, SW2/1=2, SW2/2=1, |
| | SW2/3=8, SW2/4=4, SW2/5=2. The QS-200M/300M requires |
| | 32 consecutive address locations for all four serial |
| | ports. |
| | |
| | Note (2): The base address selected above is for |
| | Port 1. To obtain the addresses for the other ports, |
| | add to the Port 1 address the following numbers: |
| | |
| | Port 2 address = Port 1 address + 8 |
| | |
| | Port 3 address = Port 1 address + 16 |
| | |
| | Port 4 address = Port 1 address + 24 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT STATUS REGISTER |
|------------------------------------------------------------|
| Setting | SW2/6 |
|------------------------------------+-----------------------|
| Interrupt status register enabled | On |
|------------------------------------+-----------------------|
| Interrupt status register disabled | Off |
+------------------------------------------------------------+