![]() For more information, see Using Statement. ![]() This example uses a Using block to make sure that the application closes the port even if it throws an exception. For more information, see How to: Show Available Serial Ports. This example assumes the computer is using COM1 for more flexibility, the code should allow the user to select the desired serial port from a list of available ports. This example assumes the computer is using COM1.The WriteLine method sends the data to the serial port. All code that manipulates the serial port should appear within this block or within a block. So this tutorial explains how to easily communicate through a serial port using the MSComm OCX that is included with VB in Visual Studio 6 (and previous versions). Ever since I was 15 I was writing code to communicate with electronics my Dad or I made. ![]() The Using block allows the application to close the serial port even if it generates an exception. Serial COM port communications has always been one of my favorite topics. For more information, see OpenSerialPort. Use the My. method to obtain a reference to the port. You may need to use a different serial port on your computer. This example sends a string to the COM1 serial port. We are going to make it receive all http-requests from the internal lan to Internet. ![]() This topic describes how to use My.Computer.Ports to send strings to the computer's serial ports in Visual Basic. The serial ports are accessed through any version of Windows and Visual C++ by using a few system application interface (API) functions. ![]()
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