Advantech TPC-1570H - Appendix A Serial Port Settings; COM1; COM3 Connector Definition; COM4 Setting; A.2 COM4 Setting

TPC-1570H User Manual 48
Appendix A Serial Port Settings
A.1 COM1/ COM3 Connector Definition
A.2 COM4 Setting
The serial port COM4 on the TPC-1570H is adjustable. It can be set to
RS-232, RS-422 or RS-485. This port is designed with auto data flow
control capability. In other word, the TPC-1570H can automatically
detect the data flow direction at this port when the two wired RS-485
communication is activated.
Note: Default is RS-485
Pin Signal
1 NDCD
2 NRX
3NTX
4 NDTR
5GND
6 NDSR
7NRTS
8 NCTS
9 NRI
6
5
9
1