PowerShell, Visual Basic PowerShell Add-Type -AssemblyName Microsoft.VisualBasic [Microsoft.VisualBasic.Devices.Computer]::new().Ports.OpenSerialPort("COM1").ReadLine() 123 Add-Type -AssemblyName Microsoft.VisualBasic [Microsoft.VisualBasic.Devices.Computer]::new().Ports.OpenSerialPort("COM1").ReadLine()