Xinje TH765-M - DIP Switch

TH series Touchscreen User Manual Page 18 of 81 MANUL018R2V1
TH has one group of DIP switch at the back side; they can set the function of COM1 port.
Switch
Switch1
Switch2
Switch3
Switch4
Function
State
ON
OFF
OFF
OFF
Undefined
OFF
ON
OFF
OFF
Forced download mode of COM1
OFF
OFF
ON
OFF
Adjust mode of touch area
OFF
OFF
OFF
ON
Interior check mode ( not recommend to
use)
4-3-1 Download function
TH series touch screen COM1 port has these functions:
 Communication function: connect with PLC, printer, frequency inverter, used as
communication port.
 Download function: connect with PC, used to download data and screens.
COM1 port pins definition
12345
6789
The following terms should be done when using download function:
1. Turn on switch 2 in DIP switch group to make the COM1 in download mode.
2. Please use the cable provided by Xinje company.
4-2 Dip switch
4-3 COM1 port
Pin
Name
Meaning
1
NC
Unused terminal
2
RXD
RS232 receive
3
TXD
RS232 send
4
A
RS485 + signal
5
GND
Signal ground
6
NC
Unused terminal
7
B
RS485 – signal
8
NC
Unused terminal
9
NC
Unused terminal