diff --git a/hgdriver/hgdev/hg_scanner.cpp b/hgdriver/hgdev/hg_scanner.cpp
index 2ab45ca..41885cd 100644
--- a/hgdriver/hgdev/hg_scanner.cpp
+++ b/hgdriver/hgdev/hg_scanner.cpp
@@ -4523,6 +4523,40 @@ int hg_scanner::device_io_control(unsigned long code, void* data, unsigned* len)
 		strcpy((char*)data, str.c_str());
 		return SCANNER_ERR_OK;
 	}
+	else if (code == IO_CTRL_CODE_GET_DEVS_CPU)
+	{
+		string str;
+		int ret = get_devs_cpu(str);
+		if (str.empty())
+		{
+			ret =  SCANNER_ERR_NO_DATA;
+		}
+		if (*len < str.size())
+		{
+			*len = str.size();
+			ret =  SCANNER_ERR_INSUFFICIENT_MEMORY;
+		}
+		strcpy((char*)data, str.c_str());
+		
+		return ret;
+	}
+	else if (code == IO_CTRL_CODE_GET_DEVS_DISK)
+	{
+		string str;
+		int ret = get_devs_disk(str);
+		if (str.empty())
+		{
+			ret = SCANNER_ERR_NO_DATA;
+		}
+		if (*len < str.size())
+		{
+			*len = str.size();
+			ret = SCANNER_ERR_INSUFFICIENT_MEMORY;
+		}
+		strcpy((char*)data, str.c_str());
+
+		return ret;
+	}
 	else if (code == IO_CTRL_CODE_GET_SCAN_WITH_HOLE)
 	{
 		*(SANE_Bool*)data = image_prc_param_.bits.rid_hole || isremove_left_hole || isremove_low_hole || isremove_right_hole || isremove_top_hole ? SANE_TRUE : SANE_FALSE;
@@ -4701,6 +4735,14 @@ int hg_scanner::get_devs_time(string& times)
 {
 	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
 }
+int hg_scanner::get_devs_cpu(string& cpu)
+{
+	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
+}
+int hg_scanner::get_devs_disk(string& disk)
+{
+	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
+}
 int hg_scanner::set_device_model(string sts)
 {
 	return SCANNER_ERR_DEVICE_NOT_SUPPORT;
diff --git a/hgdriver/hgdev/hg_scanner.h b/hgdriver/hgdev/hg_scanner.h
index 3c1ee39..0cd1e99 100644
--- a/hgdriver/hgdev/hg_scanner.h
+++ b/hgdriver/hgdev/hg_scanner.h
@@ -549,6 +549,9 @@ public:
 
     virtual int set_devs_time(string times);                    //设置设备时间    //3399设备支持
     virtual int get_devs_time(string &times);                   //获取设备时间    //3399设备支持
+
+    virtual int get_devs_cpu(string& cpu);									//获取设备内存大小
+    virtual int get_devs_disk(string& disk);								//获取设备硬盘容量大小
 };
 
 
diff --git a/hgdriver/hgdev/hg_scanner_239.cpp b/hgdriver/hgdev/hg_scanner_239.cpp
index 26778e7..738e24f 100644
--- a/hgdriver/hgdev/hg_scanner_239.cpp
+++ b/hgdriver/hgdev/hg_scanner_239.cpp
@@ -380,6 +380,48 @@ int hg_scanner_239::get_devs_time(string& times)
 	}
 	return ret;
 }
+int hg_scanner_239::get_devs_cpu(string& cpu)
+{
+	string path = "/usr/local/huago/sysinfo.json";
+	long long cpu_size = 0;
+	std:string str;
+	int ret = read_control_device_files(path, str);
+
+	json js = json::parse(str);
+	if (js.contains("MemTotal"))
+	{
+		cpu_size = js["MemTotal"];
+	}
+
+	float num = (float)cpu_size / 1024  / 1024 / 1024;
+	char buf[10] = { 0 };
+	sprintf(buf, "%.2f", num);
+	strcat(buf, "GB");
+	cpu = buf;
+
+	return ret;
+}
+int hg_scanner_239::get_devs_disk(string& disk)
+{
+	string path = "/usr/local/huago/sysinfo.json";
+	long disk_size = 0;
+	std:string str;
+	int ret = read_control_device_files(path, str);
+
+	json js = json::parse(str);
+	if (js.contains("DiskTotal"))
+	{
+		disk_size = js["DiskTotal"];
+	}
+
+	float num = (float)disk_size / 1024 / 1024;
+	char buf[10] = { 0 };
+	sprintf(buf, "%.2f", num);
+	strcat(buf, "GB");
+	disk = buf;
+
+	return ret;
+}
 int  hg_scanner_239::get_status(void)
 {
 	std::lock_guard<std::mutex>      lock(io_lock_);
diff --git a/hgdriver/hgdev/hg_scanner_239.h b/hgdriver/hgdev/hg_scanner_239.h
index cf82650..8301b27 100644
--- a/hgdriver/hgdev/hg_scanner_239.h
+++ b/hgdriver/hgdev/hg_scanner_239.h
@@ -142,5 +142,7 @@ public:
 
 	virtual int set_devs_time(string times);                    //设置设备时间    //3399设备支持
 	virtual int get_devs_time(string& times);                   //获取设备时间    //3399设备支持
+	virtual int get_devs_cpu(string& cpu);									//获取设备内存大小
+	virtual int get_devs_disk(string& disk);								//获取设备硬盘容量大小
 };
 
diff --git a/hgdriver/hgdev/hg_scanner_300.cpp b/hgdriver/hgdev/hg_scanner_300.cpp
index 1b1958b..e71b906 100644
--- a/hgdriver/hgdev/hg_scanner_300.cpp
+++ b/hgdriver/hgdev/hg_scanner_300.cpp
@@ -1423,6 +1423,98 @@ int hg_scanner_300::set_updata0303(void)
 	}
 	return 0;
 }
+int hg_scanner_300::get_devs_cpu(string& cpu)
+{
+	std::string src_name = "/usr/local/huago/sysinfo.json";
+	std::string dst_name = "./sys.log";
+
+	USBCB usbcb = { 0 };
+	usbcb.u32_CMD = 0x301;
+	usbcb.u32_Count = src_name.length();
+	int len = src_name.length();
+	int size = sizeof(usbcb);
+	int ret = io_->write_bulk(&usbcb, &size);
+	ret = io_->write_bulk(&src_name[0], &len);
+	usbcb.u32_CMD = 0x300;
+	ret = io_->write_bulk(&usbcb, &size);
+	ret = io_->read_bulk(&usbcb, &size);
+	ofstream out(dst_name);
+	usbcb.u32_CMD = 0x302;
+	ret = io_->write_bulk(&usbcb, &size);
+	int touch = 0;
+	std::string buff;
+	int bufsize = usbcb.u32_Count < 512 * 1024 ? usbcb.u32_Count : 512 * 1024;
+	buff.resize(bufsize);
+	while (touch < usbcb.u32_Count) 
+	{
+		io_->read_bulk(&buff[0], &bufsize);
+		out.write(&buff[0], bufsize);
+		touch += bufsize;
+		bufsize = bufsize > usbcb.u32_Count - touch ? usbcb.u32_Count - touch : bufsize;
+	}
+	out.close();
+
+	long long cpu_size = 0;
+	json js = json::parse(buff);
+	if (js.contains("MemTotal"))
+	{
+		cpu_size = js["MemTotal"];
+	}
+
+	float num = (float)cpu_size / 1024 / 1024 / 1024;
+	char buf[10] = { 0 };
+	sprintf(buf, "%.2f", num);
+	strcat(buf, "GB");
+	cpu = buf;
+
+	return ret;
+}
+int hg_scanner_300::get_devs_disk(string& disk)
+{
+	std::string src_name = "/usr/local/huago/sysinfo.json";
+	std::string dst_name = "./sys.log";
+
+	USBCB usbcb = { 0 };
+	usbcb.u32_CMD = 0x301;
+	usbcb.u32_Count = src_name.length();
+	int len = src_name.length();
+	int size = sizeof(usbcb);
+	int ret = io_->write_bulk(&usbcb, &size);
+	ret = io_->write_bulk(&src_name[0], &len);
+	usbcb.u32_CMD = 0x300;
+	ret = io_->write_bulk(&usbcb, &size);
+	ret = io_->read_bulk(&usbcb, &size);
+	ofstream out(dst_name);
+	usbcb.u32_CMD = 0x302;
+	ret = io_->write_bulk(&usbcb, &size);
+	int touch = 0;
+	std::string buff;
+	int bufsize = usbcb.u32_Count < 512 * 1024 ? usbcb.u32_Count : 512 * 1024;
+	buff.resize(bufsize);
+	while (touch < usbcb.u32_Count)
+	{
+		io_->read_bulk(&buff[0], &bufsize);
+		out.write(&buff[0], bufsize);
+		touch += bufsize;
+		bufsize = bufsize > usbcb.u32_Count - touch ? usbcb.u32_Count - touch : bufsize;
+	}
+	out.close();
+
+	long disk_size = 0;
+	json js = json::parse(buff);
+	if (js.contains("DiskTotal"))
+	{
+		disk_size = js["DiskTotal"];
+	}
+
+	float num = (float)disk_size / 1024 / 1024;
+	char buf[10] = { 0 };
+	sprintf(buf, "%.2f", num);
+	strcat(buf, "GB");
+	disk = buf;
+
+	return ret;
+}
 int hg_scanner_300::set_serial_num(string str)
 {
 	std::lock_guard<std::mutex>      lock(io_lock_);
diff --git a/hgdriver/hgdev/hg_scanner_300.h b/hgdriver/hgdev/hg_scanner_300.h
index f1b0f4f..2af80ec 100644
--- a/hgdriver/hgdev/hg_scanner_300.h
+++ b/hgdriver/hgdev/hg_scanner_300.h
@@ -1,4 +1,4 @@
-#pragma once
+#pragma once
 
 // hg_scanner is the base class of kinds of scanners
 //
@@ -116,4 +116,6 @@ public:
 	virtual int set_auto_flat(int data)override;                 //设置自动平场校正
 																 // data:0(ALL) 1(200dpi、gray) 2(200dpi、color) 3(300dpi、gray) 4(300dpi、color) 5(600dpi、gray) 6(600dpi、color)
 	virtual int set_updata0303(void)override;
+	virtual int get_devs_cpu(string& cpu);									//获取设备内存大小
+	virtual int get_devs_disk(string& disk);								//获取设备硬盘容量大小
 };