常用小代码——串口初始化

m_comScanner.put_CommPort(m_dwScannerPortID);
m_comScanner.put_InputMode(1);
m_comScanner.put_InBufferSize(1024);
m_comScanner.put_OutBufferSize(1024);

m_comScanner.put_Settings(TEXT("9600,n,8,1"));
if (!m_comScanner.get_PortOpen())
{
m_comScanner.put_PortOpen(TRUE);
}

m_comScanner.put_RThreshold(1);
m_comScanner.put_InputLen(0);
m_comScanner.get_Input();