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# QUATECH, INC.
ES-2000/ES-3000
Card Type Serial controller
Chipset/Controller Unidentified 16552 UART
I/O Options Serial I/O port
Maximum DRAM N/A
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|-------------------------------+----------------------------|
| DB-62 I/O interface | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INPUT CLOCK FREQUENCY |
|------------------------------------------------------------|
| MHz | J1 |
|--------------------------+---------------------------------|
| ยป | 1.8432 | Pins 1 & 2, 3 & 6, 4 & 5 closed |
|---+----------------------+---------------------------------|
| | 3.6864 | Pins 2 & 3, 4 & 5 closed |
|---+----------------------+---------------------------------|
| | 9.216 | Pins 1 & 2, 5 & 6 closed |
|---+----------------------+---------------------------------|
| | 18.432 | Pins 2 & 5 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CHANNEL 1 RTS/CTS CONFIGURATION |
|------------------------------------------------------------|
| Setting | J2 |
|---------------------------------+--------------------------|
| RTS/CTS loopback configuration | Pins 1 & 2, 3 & 4 closed |
|---------------------------------+--------------------------|
| RTS/CTS handshake configuration | Pins 1 & 3, 2 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CHANNEL 2 RTS/CTS CONFIGURATION |
|------------------------------------------------------------|
| Setting | J3 |
|---------------------------------+--------------------------|
| RTS/CTS loopback configuration | Pins 1 & 2, 3 & 4 closed |
|---------------------------------+--------------------------|
| RTS/CTS handshake configuration | Pins 1 & 3, 2 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CHANNEL 3 RTS/CTS CONFIGURATION |
|------------------------------------------------------------|
| Setting | J4 |
|---------------------------------+--------------------------|
| RTS/CTS loopback configuration | Pins 1 & 2, 3 & 4 closed |
|---------------------------------+--------------------------|
| RTS/CTS handshake configuration | Pins 1 & 3, 2 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CHANNEL 4 RTS/CTS CONFIGURATION |
|------------------------------------------------------------|
| Setting | J5 |
|---------------------------------+--------------------------|
| RTS/CTS loopback configuration | Pins 1 & 2, 3 & 4 closed |
|---------------------------------+--------------------------|
| RTS/CTS handshake configuration | Pins 1 & 3, 2 & 4 closed |
+------------------------------------------------------------+
+---------------------------------------------------------------+
| HALF DUPLEX CHANNEL SELECT |
|---------------------------------------------------------------|
|Channel| J6/A | J6/B | J6/C | J6/D | J6/E | J6/F | J6/G | J6/H |
|-------+------+------+------+------+------+------+------+------|
| 1 |Closed| Open | Open | Open | Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| 2 | Open |Closed| Open | Open | Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| 3 | Open | Open |Closed| Open | Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| 4 | Open | Open | Open |Closed| Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| 5 | Open | Open | Open | Open |Closed| Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| 6 | Open | Open | Open | Open | Open |Closed| Open | Open |
|-------+------+------+------+------+------+------+------+------|
| 7 | Open | Open | Open | Open | Open | Open |Closed| Open |
|-------+------+------+------+------+------+------+------+------|
| 8 | Open | Open | Open | Open | Open | Open | Open |Closed|
+---------------------------------------------------------------+