My.Computer.Ports Object
Provides a property and a method for accessing the computer's serial ports.
The My.Computer.Ports object provides a straightforward entry point for accessing the .NET Framework serial port class, SerialPort.
The following table lists examples of tasks involving the My.Computer.Ports object.
To | See |
|---|---|
Dial a modem attached to a serial port | How to: Dial Modems Attached to Serial Ports in Visual Basic |
Send a string to a serial port | |
Receive strings from a serial port | |
Show available serial ports |
This example describes how to send strings to the computer's COM1 serial port.
The Using block allows the application to close the serial port even if it generates an exception. All code that manipulates the serial port should appear within this block, or within a Try...Catch...Finally block with a call to use the Close method.
The WriteLine method sends the data to the serial port.
Sub SendSerialData(ByVal data As String) ' Send strings to a serial port. Using com1 As IO.Ports.SerialPort = _ My.Computer.Ports.OpenSerialPort("COM1") com1.WriteLine(data) End Using End Sub
For more information, see How to: Send Strings to Serial Ports in Visual Basic.
Namespace: Microsoft.VisualBasic.Devices
Class: Ports
Assembly: Visual Basic Runtime Library (in Microsoft.VisualBasic.dll)
Availability by Project Type
Project type | Available |
|---|---|
Windows Application | Yes |
Class Library | Yes |
Console Application | Yes |
Windows Control Library | Yes |
Web Control Library | No |
Windows Service | Yes |
Web Site | No |