User's Manual

- 9 -
Introduction
Pin Desc. Pin Desc.
1
2
3
4
5
9
8
7
6
1 N/C 2 RXD
3 TXD 4 N/C
5 GND 6 N/C
7 N/C 8 N/C
9 N/C
1.7.2 RS-232/422/485 (COM3)
Description: RS-232/422/485 Selectable COM Port
(Conguration via App)
Connector type: Male type DB9 Combo
Connector
Mode 01: RS-232
Pin Desc. Pin Desc.
1
2
3
4
5
9
8
7
6
1 N/C 2 RXD
3 TXD 4 N/C
5 GND 6 N/C
7 RTS 8 CTS
9 N/C
Mode 10/11: RS-485
Pin Desc. Pin Desc.
1
2
3
4
5
9
8
7
6
1 D- 2 D+
3 N/C 4 N/C
5 GND 6 N/C
7 N/C 8 N/C
9 N/C
Mode 00: RS-422
Pin Desc. Pin Desc.
1
2
3
4
5
9
8
7
6
1 TX- 2 TX+
3 RX- 4 RX+
5 GND 6 N/C
7 N/C 8 N/C
9 N/C
To congure the COM ports via provided Serial Port API App, see 2.5
Configuring COM Port for details.
COM3