private bool initPr9000() { string strException = string.Empty; string strComPort = conf.PR9000Port; //int nBaudrate = Convert.ToInt32(cmbBaudrate.Text); int nBaudrate = 19200; pr9000 = new PR9000(); pr9000.AnalyCallback = analyData; int nRet = pr9000.OpenCom(strComPort, out strException); if (nRet != 0) { string strLog = "连接读卡器失败,失败原因: " + strException; WriteLog(logRichText, strLog, 1); writeLog(strLog); m_readerIsNormal = true; //buttonInv.Enabled = false; return false; } else { string strLog = "连接读卡器 " + strComPort + "@" + nBaudrate.ToString(); WriteLog(logRichText, strLog, 0); writeLog(strLog); } return true; }