ShenZhen Comark Technology Co.,Ltd.
Serial Server and Gateway User Manual
Page 27
The error is 0 for the test to pass normally. According to this method, test RS-232/422 serial communication
sequentially.
2.3.6 ModbusTCP(ASCII_MASTER) Mode
PC port of the host computer connected to the Ethernet port of this series of devices,This series of equipment
serial port and the lower computer PLC serial port connected(RS-232/485/422),Implement the transmission of
Modbus
ASCII
on
the
Modbus
TCP
to
serial
link
on
the
Ethernet
link.
Serial Port Work(For Example)
1:Computer Installation Modbus test software
Unzip
and install
software
