diff --git a/source/FS/ATPControl_Serial_QT.cpp b/source/FS/ATPControl_Serial_QT.cpp
index c8a714d..1cf3cf2 100644
--- a/source/FS/ATPControl_Serial_QT.cpp
+++ b/source/FS/ATPControl_Serial_QT.cpp
@@ -73,7 +73,6 @@ int ZZ_ATPControl_Serial_Qt::Initialize(bool bIsUSBMode, std::string ucPortNumbe
 	GetDeviceInfo(m_diDeviceInfo);
 	GetExposureTime_Init();
 
-
 	std::string::size_type szPostion = m_diDeviceInfo.strSN.find(strDeviceName);
 	if (szPostion == std::string::npos)
 	{
@@ -196,6 +195,9 @@ int ZZ_ATPControl_Serial_Qt::GetDeviceAttribute(DeviceAttribute &Attr)
 	}
 	m_daDeviceAttr.iMaxIntegrationTimeInMS = (ZZ_U8)qbRecv[1] + (ZZ_U8)qbRecv[0] * 256;
 
+	/// 
+	int iTempExpTime = 0;
+	GetExposureTime(iTempExpTime);
 
 	iRes = SetExposureTime(m_daDeviceAttr.iMinIntegrationTimeInMS);
 	if (iRes != 0)
@@ -210,7 +212,8 @@ int ZZ_ATPControl_Serial_Qt::GetDeviceAttribute(DeviceAttribute &Attr)
 		return 3;
 	}
 
-
+	SetExposureTime(iTempExpTime);
+	/// 
 	qbSend.clear();
 	qbRecv.clear();
 	qbSend.append(GET_WAVELENGTH_CALIBRATION_COEF);
@@ -321,11 +324,11 @@ int ZZ_ATPControl_Serial_Qt::RecvData(QByteArray &qbData)
 	int iCounter = 0;
 	while (qbData.size() < 4)
 	{
-		m_pSerialPort->waitForReadyRead(600);
+		m_pSerialPort->waitForReadyRead(1000);
 		QByteArray qbTemp = m_pSerialPort->readAll();
 		qbData.append(qbTemp);
 
-		if (iCounter > 25)
+		if (iCounter > 150)
 		{
 			qDebug() << "Err:RecvData Failed,Not Enough Data.Exit Code:1" << qbData.size();
 			return 1;