采用MSComm控件的串口调试

void CRS232_VCDlg::OnComm() { // TODO: Add your control notification handler code here VARIANT variant_tmp; COleSafeArray safearray_tmp; LONG len,i; BYTE buf[2048]; CString str_tmp; if(m_mscomm.GetCommEvent() == 2) { variant_tmp = m_mscomm.Ge