For test, simulation and programming.
WSMBS is a powerful and simple to use .Net Control that makes it easy to access data from a Modbus slave device connected to the PC's serial port. Simply drop the Control on your form and talk to your device with your VB.NET, C# or Managed C++.
See the Quick Start Guide.
Download trial version
The trial version is a full featured version with a 30 min connection limit.
You may redistribute the wsmbt.dll assembly with your application program unlimited without any royalty.
Int16 Registers = new Int16;
Result = wsmbsControl1.ReadHoldingRegisters(1, 0, 10, Registers);
Dim Registers(10) As Short
Dim Result As WSMBS.Result
Result = WsmbtControl1.ReadHoldingRegisters(1, 0, 10, Registers)
array<Int16>^ Registers = gcnew array<Int16>(10);
Result = wsmbtControl1->ReadHoldingRegisters(1, 0, 10, Registers);