// sp.setOperateMode(itas109::SynchronousOperate); sp.open(); std::cout << "Open " << portName << (sp.isOpen() ? " Success. " : " Failed. "); std::cout << "Code: " << sp.getLastError() << ", Message: " << sp.getLastErrorMsg() << std::endl; // 绑定读取函数 sp....
("open %1 failed\n").arg(portNameList[0].portName)); } // end by itas109 } MainWindow::~MainWindow() { delete ui; // add by itas109 m_serialPort.disconnectReadEvent(); // end by itas109 } // add by itas109 void MainWindow::onReadEvent(const char *portName, unsigned ...
CSerialPort是一个基于C/C++的轻量级开源跨平台串口类库,可以轻松实现跨平台多操作系统的串口读写,同时还支持C#, Java, Python, Node.js等。 CSerialPort作者:CSDN博客-itas109 github:github.com gitee:CSerialPort: CSerialPort轻量级跨平台串口类库(支持C/C++/C#/Java/Python/Node.js) 使用环境 主机:工控机外置固定...
// sp.setOperateMode(itas109::SynchronousOperate); sp.open(); std::cout << "Open " << portName << (sp.isOpen() ? " Success. " : " Failed. "); std::cout << "Code: " << sp.getLastError() << ", Message: " << sp.getLastErrorMsg() << std::endl; // 绑定读取函数 sp....
262. OPEN_EXISTING,//commdevicesmustuseOPEN_EXISTING263. 264. FILE_FLAG_OVERLAPPED,//AsyncI/O265. 266. 0);//templatemustbe0forcommdevices267. 268. 269. if(m_hComm==INVALID_HANDLE_VALUE)270. 271. {272. 273. //portnotfound274. 275. delete[]szPort;276. 277. delete[]szBaud;278....
= NULL) { CloseHandle(m_hComm); m_hComm = NULL; } sprintf(szPort, "COM%d", portnr); sprintf(szBaud, "baud=%d parity=%c data=%d stop=%d", baud, parity, databits, stopbits); m_hComm = CreateFile(szPort, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_FLAG_...
OPEN_EXISTING,// comm devices must use OPEN_EXISTING FILE_FLAG_OVERLAPPED,// Async I/O 0);// template must be 0 for comm devices if(m_hComm == INVALID_HANDLE_VALUE) { // port not found delete[] szPort; delete[] szBaud;
OPEN_EXISTING, // comm devices must use OPEN_EXISTING FILE_FLAG_OVERLAPPED, // Async I/O允许对文件进行重叠操作,即异步操作 // template must be 0 for comm devices ); //判断是否有效 ,如果无效会自动产生INVALID_HANDLE_VALUE消息,无效则释放内存 ...
m_hComm = CreateFile(sPort, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, bOverlapped ? FILE_FLAG_OVERLAPPED : 0, NULL); ? if (m_hComm == INVALID_HANDLE_VALUE) ? { ??? TRACE(_T(Failed to open up the comms port\n)); ??? AfxThrowSerialException(); ? } ?? ? m_...
OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0); if(m_hComm==INVALID_HANDLE_VALUE) { delete [] szPort; delete [] szBaud; return FALSE; } //set the timeout values m_CommTimeOuts.ReadIntervalTimeout=1000; m_CommTimeOuts.ReadTotalTimeoutConstant=1000; ...