Downloading SMRN Demo 1.3 from our website was free. The software is included in Development Tools. The actual developer of the free software is Sapia, Inc. The most popular versions of the tool 2.0 and 1.3.
From the developer:
SMRN is an easy to use Modbus/RTU Master Windows Forms control that provides a fast, convenient way to communicate with Modbus/RTU slave devices connected to your PC's serial port. Within minutes, your VB.NET, C# or Managed C application can be talking Modbus/RTU.
Talking to a Modbus/RTU slave is as simple as calling a function with the necessary arguments.
You may want to check out more software, such as Demo Builder, SysInfoTools PST Split Demo or CSGO Demos Manager, which might be related to SMRN Demo.
General
Simulation