WebDec 4, 2003 · strSendText = frmMain.txtSend.Text If intOutMode = 0 Then frmMain.txtReceive.Text = "ascii" frmMain.ctrMSComm.Output = strSendText Else 'add code longth = strHexToByteArray (strSendText, bytSendByte ()) If longth > 0 Then frmMain.ctrMSComm.Output = bytSendByte End If End If End Sub 给本帖投票 86 3 打赏 … WebNov 4, 2013 · strHexToByteArray = 0 Else strHexToByteArray = HexDataLen + 1 End If End Function Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer) '断开连接并退出 If ComPort.PortOpen = True Then ComPort.PortOpen = False End Sub Private Sub Text4_Change() Text6.Text = B_To_H(Text4.Text) End Sub Private Sub Pause(interval) …

《串口编程调试代码》之二_ZOU_SEAFARER的博客-CSDN博客

WebJan 22, 2024 · Call this function directly to send the word Private Sub Timer1_Timer() Dim longth As Integer If Option3.Value = True Then intOutMode = 1 Else intOutMode = 0 End If … WebFunction strHexToByteArray (strText As String, bytByte () As Byte) As Integer Dim HexData As Integer '十六进制 (二进制)数据字节对应值 Dim hstr As String * 1 '高位字符 Dim lstr As String * 1 '低位字符 Dim HighHexData As Integer '高位数值 Dim LowHexData As Integer '低位数值 Dim HexDataLen As Integer '字节数 Dim StringLen As Integer '字符串长度 Dim … cloak\\u0027s bl

谁帮我做个vb mscomm 通信的例子。发送帧 FE FE FE FE 68 01 00 …

WebFunction strHexToByteArray(strText As String, bytByte() As Byte) As Integer; Dim HexData As Integer '十六进制(二进制)数据字节对应值; Dim hstr As String * 1 '高位字符; Dim lstr As String * 1 '低位字符; Dim HighHexData As Integer '高位数值; Dim LowHexData As Integer '低 … Webpublic static byte [] StrHexToByteArray ( string hex, string separator) { if ( hex. Length % 2 == 1) throw new Exception ( "The binary key cannot have an odd number of digits." ); if ( separator. Length > 0) hex = hex. Replace ( separator, "" ); if (!IsHexadecimal ( hex )) WebstrHexToByteArray = 0 Else strHexToByteArray = HexDataLen + 1 End If End Function 疑问如下 HexDataLen = HexDataLen - 1什么意思？？字节数HexDataLen开始就是定义为0再减1什么意思 bytByte(HexDataLen) = HexData 这句话什么意思 自学VB 问题幼稚 见笑了 展开 cloak\u0027s b4