摘要： Imports SystemImports System.IO.PortsPublic Class Form1 Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load '获取计算机有效串口 Dim ports As String() = SerialPort.GetPortNames() '必须用命名空间，用SerialPort,获取计算机的有效串口 Dim port As String For Each port In port 阅读全文