全局参数: Private Rv_data() As Byte '存放接收的数据 Private tmpRV() As Byte '存放暂存的数据 Private Declare Sub Sleep Lib "kernel32" (ByVal dwMilliseconds As Long)
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Form_Load ()中先初始化控件参数 With MSComm1 .Settings = "9600,N,8,1" .InputMode = 1 '设置接受数据的类型是二进制类型数据 .InputLen = 8 '一次性从接收缓冲区中读取所有数据(8个字节为一组) .InBufferCount = 0 '清空接收缓冲区 .OutBufferCount = 0 '清空发送缓冲区 .SThreshold = 0 &