diff --git a/huagao/Device/GScan.h b/huagao/Device/GScan.h
index 40c98e28..be9aae91 100644
--- a/huagao/Device/GScan.h
+++ b/huagao/Device/GScan.h
@@ -87,6 +87,8 @@ typedef enum tagUsbSupported {
 	V4L2_IMAGE_EMPTY = 80,
 	//处于休眠中
 	SLEEPING = 81,
+	//检测到有折角
+	HAVE_DOGEAR = 82,
 	//USB 未连接
 	USB_DISCONNECTED = 200,
 	//用户点击停止
@@ -119,6 +121,7 @@ static  map<UsbSupported, string> msgs = {
 	{UsbSupported::V4L2_AQULRE_ERROR,"扫描仪取图失败！"},
 	{UsbSupported::V4L2_IMAGE_EMPTY,"扫描仪图像处理异常！"},
 	{UsbSupported::SLEEPING,"设备处于休眠模式，请唤醒休眠后再扫描！"},
+	{UsbSupported::HAVE_DOGEAR,"检测到有折角，停止扫描！"},
 };
 
 enum tagEventIndex
diff --git a/huagao/Device/GScanO1003399.cpp b/huagao/Device/GScanO1003399.cpp
index 551a31a5..829c3835 100644
--- a/huagao/Device/GScanO1003399.cpp
+++ b/huagao/Device/GScanO1003399.cpp
@@ -315,13 +315,13 @@ void GScanO1003399::Scanner_StartScan(UINT16 count)
 	keeplastimg = true;
 	reset();
 	devState = DEV_ISRUNNING;
-	if (scanner_read_reg(m_usb, SR_GET_SLEEP_STAUTUS) != 1)
-	{
-		devState = DEV_WRONG;
-		Set_ErrorCode(SLEEPING);
-		scanflag = false;
-		return;
-	}
+	//if (scanner_read_reg(m_usb, SR_GET_SLEEP_STAUTUS) != 1)
+	//{
+	//	devState = DEV_WRONG;
+	//	Set_ErrorCode(SLEEPING);
+	//	scanflag = false;
+	//	return;
+	//}
 	if (scan_mode())
 	{
 		devState = DEV_WRONG;
@@ -434,6 +434,7 @@ void GScanO1003399::usb_run()
 				break;
 			case V4L2:
 				FileTools::writelog(log_ERROR, "Got V4L2 Error code = " + to_string(info.Code));
+				stop();
 				break;
 			case STOPSCAN:
 				FileTools::writelog(log_INFO, "StopScan");
@@ -442,31 +443,33 @@ void GScanO1003399::usb_run()
 				FileTools::writelog(log_ERROR, "Got Unkown error code ! From =" + to_string(info.From) + " Code = " + to_string(info.Code));
 				break;
 			}
-			if ((codeconvter(info) != 0))
+			if (codeconvter(info) > 0)
 			{
-				if (info.Code == 0x10 || info.Code == 0x20 || info.Code == 0x40)
-				{
-					while (scanner_read_reg(m_usb, SR_STATUS) & 0x1)
-						this_thread::sleep_for(chrono::microseconds(10));				
-					if (m_param.is_duplex)
-						pop_dev_im();
-					pop_dev_im();
-				}
+				Set_ErrorCode(codeconvter(info));
+			}
+			if ((codeconvter(info) == -1))
+			{
+
 				if ((get_ErrorCode() != PAPER_JAM) && (get_ErrorCode() != DETECT_DOUBLE_FEED) && (get_ErrorCode() != DETECT_STAPLE))
 				{
 					keeplastimg = false;
 					im_rx();
 				}
+				else {
+					while (!scanner_read_reg(m_usb, SR_GET_IMAGEPROCESSDONE))
+						this_thread::sleep_for(chrono::microseconds(30));
+					if (m_param.is_duplex)
+						pop_dev_im();
+					pop_dev_im();
+				}
 				scanflag = false;
-				if ((devState != DEV_WRONG) && (codeconvter(info) < 0))
+				if ((devState != DEV_WRONG) && (get_ErrorCode()<=0))
 					devState = DEV_STOP;
-				else if ((devState != DEV_WRONG) && (codeconvter(info) > 0))
+				else if ((devState != DEV_WRONG) && (get_ErrorCode() > 0))
 					devState = DEV_WRONG;
 			}
-			if (codeconvter(info) > 0)
-			{
-				Set_ErrorCode(codeconvter(info));
-			}
+
+
 			this_thread::sleep_for(chrono::microseconds(10));
 		}
 
@@ -589,7 +592,7 @@ int GScanO1003399::read_data(void* data, int length, int timeout)
 
 	int readed = 0;
 	int reading = 0;
-	const int buffer_size = 2 * 1024 * 1024;
+	const int buffer_size = 512 * 1024;
 	StopWatch sw;
 	FileTools::writelog(log_INFO, "read_data timeout =" + to_string(timeout));
 	while (readed < length) {
@@ -604,7 +607,8 @@ int GScanO1003399::read_data(void* data, int length, int timeout)
 		}
 		else
 		{
-			FileTools::writelog(log_INFO, "read usb image data time out ,time = "+std::to_string(sw.elapsed_ms()));
+			FileTools::writelog(log_INFO, "read usb image data time out ,time = " + std::to_string(sw.elapsed_ms()));
+			break;
 		}
 	}
 	return readed;
@@ -771,6 +775,16 @@ int GScanO1003399::codeconvter(HGEIntInfo code)
 			break;
 		}
 	}
+	if (code.From == HGType::IMG)
+	{
+		switch (code.Code)
+		{
+		case 0:
+			return HAVE_DOGEAR;
+		default:
+			break;
+		}
+	}
 	if (code.From == HGType::STOPSCAN)
 		return -1;
 	return 0;
diff --git a/huagao/Device/IConfig.h b/huagao/Device/IConfig.h
index 47afcd3b..8baa3a11 100644
--- a/huagao/Device/IConfig.h
+++ b/huagao/Device/IConfig.h
@@ -178,6 +178,7 @@ enum Scanner_Reg_Defs
 	SR_SET_SLEEPTIME,
 	SR_GET_SLEEPTIME,
 	SR_GET_SLEEP_STAUTUS,
+	SR_GET_IMAGEPROCESSDONE,
 	SR_GET_CUO_ERROR = 0x50,
 	SR_GET_DOU_ERROR,
 	SR_GET_JAM_ERROR,
diff --git a/huagao/huagaotwds.rc b/huagao/huagaotwds.rc
index 51e69179..0505be76 100644
Binary files a/huagao/huagaotwds.rc and b/huagao/huagaotwds.rc differ