
-Shenzhen Guanhong Automation Co.,Ltd.-
SZGH-CNC1000MDb Series
- 193 -
8.4 Interface Connection Graph
8.4.1 Communication Socket (Female/DB9)
Communication signal with Female socket DB9
signal
pin
I/O
function
Valid
0V
5
OUT The ground of signal
0V
RXD
2
IN
The received data signal
TXD
3
OUT The transmission of data signal
Note: 1. Connect to external PC with data communication, must be equipped with our special communication
software, which is “SZGHCNCCS” software.
P37 in Other parameter is set rate of CNC system.
2.Communication line must adopt the shielded twisted pair cable, length shall not exceed 10m.
The signal of communication socket connect to PC:
When PC programming, the files should be text files,which could be edit by Notepad or
Word-pad.
SZGHCNCCS software