<< Click to Display Table of Contents >> Navigation: Modbus Universal MasterOPC Server > Quick Start > Example 1 - Operation Check Using Simulator > ModRSSim Start and Setup |
We use ModRSSim as a simulator of a Modbus TCP device. In this mode, configuration of virtual COM ports is not required. All you need is opening a port (502 by default) in Windows firewall.
To launch ModRSSim, use the shortcut "ModRSSim Start" - the program is launched.
Table displays registers of the Modbus regions. A current register list is selected in the combo-box:
You could select a presentation of data type as well.
A protocol is selected in the combo-box.
Select the Modbus TCP/IP protocol. The window title changes the icon, and displays a connection port (502 by default).
Now ModRSSim is configured, and you can go to input of values.