Beijer Electronics korenix JetWave 3220v3 Series, User Manual

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JetWave 3220v3/3420v3 Series User Manual
Page 13
2.3.3
Serial Port
There is one RS232 serial port for serial communication on JetWave 3420v3. The serial port is
designed for Serial over WIFI/Cellular communication. The port supports RS232/422/485 3-in-1,
and up to 460.8kbps baud rate. The software supports TCP/UDP connection.
Below figure shows the pin assignment of the serial port.
Pin 1: DCD Pin 2: RXD Pin 3: TXD
Pin 4: DTR Pin 5: GND Pin 6: DSR
Pin 7: RTS Pin 8: CTS Pin 9: RI
Long Distance Termination:
DIP 1 DIP 2 120ohm Termination Configuration
ON ON 120ohm Terminator for long distance 4-wire RS485/422
ON OFF The setting may cause ERROR! Do Not use this.
OFF ON 120ohm Terminator for long distance 2-wire RS485
OFF OFF No Terminator (short distance, Default value)