serialport事件触发方式，供大家学习下啊。
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Public Class Form1 Dim mSTR As String Dim strData As String Dim strDat As String Dim mSize1 As Integer Dim mRecvByte As Byte Dim Hexsj As String Private Sub SerialPort1DataReceivedByVal sender As Object ByVal e As SystemIOPortsSerialDataReceivedEventArgs Handles SerialPort1DataReceived Dim mSize As Integer MeSerialPort1BytesToRead mSize1 mSize ReDim mRecvBytemSize 1 SerialPort1ReadmRecvByte 0 mSize mSTR EncodingD......
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