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BETA903A USER MANUAL - 67 -
4.3.3. Example code
Bolymin provides a test application and its source code for example. The following
picture is the screen shot of the serial port test program:
Open/Close
selected serial port.
Received data
Data will be sent by
selected serial port
Clear received data
Clear received data Clear sent data. Send data
The major part of source codes of the test program is shown below:
File: SerialPortDlg.cpp
/////////////////////////////////////////////////////////////////////////////
// CSerialPortDlg dialog
/////////////////////////////////////////////////////////////////////////////
const UINT WM_CMD_OK = 1;
BEGIN_MESSAGE_MAP(CSerialPortDlg, CDialog)
//{{AFX_MSG_MAP(CSerialPortDlg)
ON_BN_CLICKED(IDC_OPEN_COM, OnOpenCom)
ON_BN_CLICKED(IDC_CLOSE_COM, OnCloseCom)
ON_BN_CLICKED(IDC_SEND, OnSend)
ON_BN_CLICKED(IDC_CLEAR_SEND, OnClearSend)
ON_BN_CLICKED(IDC_CLEAR_REC, OnClearRec)
ON_WM_DESTROY()
//}}AFX_MSG_MAP
ON_MESSAGE(WM_CMD_OK, OnCommRecv)
END_MESSAGE_MAP()
Map the receive message
processing function to user
defined message.
Define a receive message
/////////////////////////////////////////////////////////////////////////////
// CSerialPortDlg message handlers
/////////////////////////////////////////////////////////////////////////////