Moxa MPC-2267X [31/71] Configuring the serial ports

MPC-2000 Series Hardware Hardware Installation and Connection

3-13

Connecting Serial Devices

You can configure the serial ports 1 and 2 (male DB9) RS-232, RS-422, or RS-485 communications. See the

figure below for the location of the serial ports.

MPC-2240/MPC-2260

MPC-2190

The following table shows the pin assignments.

Pin RS-232 RS-422 RS-485 (4-wire) RS-485 (2-wire)

1 DCD TxDA(-) TxDA(-) –

2 RxD TxDB(+) TxDB(+) –

3 TxD RxDB(+) RxDB(+) DataB(+)

4 DTR RxDA(-) RxDA(-) DataA(-)

5 GND GND GND GND

6 DSR – – –

7 RTS – – –

8 CTS – – –

Configuring the Serial Ports

For instructions on how to set the serial port for RS-232/422/485 communications, refer to the examples in one

of the following folders on the software CD.

• For Windows 32-bit platforms:

<Software DVD>\MPC-2000 Series\Example\X86\Release

• For Windows 64-bit platforms:

<Software DVD>\MPC-2000 Series\Example\x64\Release