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Option Explicit
Private Sub Form_Load()
MSComm1.InputMode = comInputModeBinary
MSComm1.RThreshold = 3 '每收到3字节才触发一次OnComm()事件'
MSComm1.PortOpen = True
End Sub
Private Sub MSComm1_OnComm()
Dim com_buf() As Byte
com_buf = MSComm1.Input '内容是{temp[5],temp[4],temp[3]}'
Label8.Caption = com_buf(1) & com_buf(0) & "." & com_buf(2)
End Sub
com_buf = MSComm1.Input
Label8.Caption = com_buf(1) & com_buf(0) & "." & com_buf(2)
这两句就能构成上位机接收程序?