Hardware Setup |
2.14 <Serial Port Jumper Setting >
The board provides four RS232 serial ports, with jumper selectable RS422/485 for COM2.
Connector: CN_COM2/3/4 |
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Type: |
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| Pin | Description | Pin | Description |
| 1 | 2 | RXD/422RX+/485+ | |
| 3 | TXD/422TX+ | 4 | DTR/422TX- |
| 5 | GND | 6 | DSR |
| 7 | RTS | 8 | CTS |
| 9 | RI | 10 | N/C |
JCSEL1 JCSEL2
| 1 | 1 | 2 |
2 |
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| 5 | 6 | 12 |
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| 11 |
RS-485
RS-422
Power and Fan Connector | 31 |
