diff --git a/base/base.h b/base/base.h
index eae4557..a9293ad 100644
--- a/base/base.h
+++ b/base/base.h
@@ -65,6 +65,14 @@ public:
   myarray mid(qsizetype index,qsizetype len=-1LL){
     return myarray(QByteArray::mid(index,len));
   }
+  QList<myarray> split(char sep){
+    QByteArrayList list=QByteArray::split(sep);
+    QList<myarray> myarrlist;
+    foreach (QByteArray qb, list) {
+      myarrlist.append(myarray(qb));
+    };
+    return myarrlist;
+  }
 };
 
 class mystring : public QString
diff --git a/base/check_cfg.cpp b/base/check_cfg.cpp
index 8034603..5818b61 100644
--- a/base/check_cfg.cpp
+++ b/base/check_cfg.cpp
@@ -4,7 +4,6 @@
 #include "QDir"
 
 // 配置路径
-#define CFG_PATH mystring("/home/root/config/")
 #define CHECK_CFG_FILE_NAME cfg_->def_check_cfg
 
 check_range my_json::json_to_range(QJsonValue v)
@@ -55,12 +54,6 @@ check_cfg::check_cfg()
   this->cfg_ = syscfg();
   this->scheme_ = nullptr;
 
-  QDir path;
-  if (!path.exists(CFG_PATH))
-  {
-    path.mkdir(CFG_PATH);
-  }
-
   reload();
 }
 
@@ -89,7 +82,7 @@ void check_cfg::scheme_json_to_struct()
     scheme_->task_num = get_check_task_num();
     scheme_->timeout_m = get_check_time_out();
     scheme_->marerr_num = errs.size();
-    qDebug("scheme,id=%d,task_num=%d",scheme_->plan_id,scheme_->task_num);
+    qDebug("scheme,id=%d,task_num=%d", scheme_->plan_id, scheme_->task_num);
     for (int i = 0; i < scheme_->task_num; i++)
     {
       scheme_task_def *st = &scheme_->task[i];
@@ -102,10 +95,10 @@ void check_cfg::scheme_json_to_struct()
       QList<check_range> rangs = ct.get_ranges();
       int rangs_num = rangs.size();
       int err_num = ret_errs.size();
-      qDebug("st,err,item_num=%d,taskid=%d,taskindex=%d",st->item_num,st->taskid,st->taskindex);
+      qDebug("st,err,item_num=%d,taskid=%d,taskindex=%d", st->item_num, st->taskid, st->taskindex);
       for (int i = 0; i < st->item_num; i++)
       {
-        qDebug("\ti=%d",i);
+        qDebug("\ti=%d", i);
         if (rangs_num > i)
         {
           st->range[i].err = 0;
@@ -162,7 +155,7 @@ bool check_cfg::updata(QString jstring)
   json_doc = QJsonDocument::fromJson(jstring.toUtf8(), &err);
   if (err.error != QJsonParseError::NoError)
   {
-    qWarning("parse json failed:%s",err.errorString().toLocal8Bit().data());
+    qWarning("parse json failed:%s", err.errorString().toLocal8Bit().data());
     qWarning() << jstring;
     return false;
   }
@@ -495,7 +488,7 @@ QList<check_err> check_cfg::get_ch_merrcode()
   if (!ch_errcode.isEmpty())
   {
     // 有子错误没找到主错误
-    qWarning()<<"many suberr left.%d"<<ch_errcode;
+    qWarning() << "many suberr left.%d" << ch_errcode;
   }
   return l;
 }
@@ -511,7 +504,7 @@ bool check_cfg::in_err_range(QList<check_err> &l, uint8_t code)
       return true;
     }
   }
-  qDebug("can not find mcode,subcode=%d",code);
+  qDebug("can not find mcode,subcode=%d", code);
   return false;
 }
 
diff --git a/base/debug.cpp b/base/debug.cpp
new file mode 100644
index 0000000..d08a568
--- /dev/null
+++ b/base/debug.cpp
@@ -0,0 +1,114 @@
+
+#include <QFile>
+#include <QMessageLogger>
+#include <qlogging.h>
+#include <QFile>
+#include <QTextStream>
+#include <QDateTime>
+#include <QString>
+#include "base/mycfg.h"
+#include <QUdpSocket>
+#include <QDir>
+#include "QApplication"
+#include "QMutex"
+
+#define FILE_PATH "/home/root/log/"
+#define FILE_NAME "_log.txt"
+
+char *msgHead[] =
+    {
+        (char *)"Debug   ",
+        (char *)"Warning ",
+        (char *)"Critical",
+        (char *)"Fatal   ",
+        (char *)"Info    "};
+
+struct mydebug
+{
+  QFile *file;
+  QUdpSocket *socket_;
+  QByteArray send_data;
+  QHostAddress host_addr;
+  quint16 port;
+  bool active;
+  void (*send_data_fun)(QByteArray data);
+  QMutex  mutex;
+  // QList<QString> type_filter;
+  // QList<QString> file_filter;
+  // QList<filter_line> line_filter;
+};
+
+static mydebug g_debug;
+
+
+void print_to_console(QtMsgType type, const QMessageLogContext &context, const QString &msg);
+void print_to_file(QtMsgType type, const QMessageLogContext &context, const QString &msg);
+
+
+// 创建日志文件，名称用于创建日志文件
+void mydebug_init(QString name)
+{
+  qSetMessagePattern("[%{type}] %{time yyyy-MM-dd hh:mm:ss.zzz}  %{function}:%{line} %{message}");
+  QDir tempDir;
+  if (!tempDir.exists(FILE_PATH))
+  {
+    tempDir.mkpath(FILE_PATH);
+  }
+  if (g_debug.file != nullptr)
+  {
+    delete g_debug.file;
+  }
+
+  g_debug.file = new QFile(FILE_PATH + name + FILE_NAME);
+  qInfo() << "set log file as " << g_debug.file->fileName();
+  if (g_debug.file->exists())
+  {
+    if (g_debug.file->remove() != true)
+      qWarning() << "remove file " << g_debug.file->fileName() << "err";
+  }
+
+  if (!g_debug.file->open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Append))
+  {
+    return;
+  }
+
+  qInstallMessageHandler(print_to_file);
+}
+
+void mydebug_init()
+{
+  qSetMessagePattern("[%{type}] %{time yyyy-MM-dd hh:mm:ss.zzz}  %{function}:%{line} %{message}");
+  qInfo() << "set log as console.";
+  qInstallMessageHandler(print_to_console);
+}
+
+void print_to_console(QtMsgType type, const QMessageLogContext &context, const QString &msg)
+{
+  g_debug.mutex.lock();
+  QByteArray localMsg = msg.toLocal8Bit();
+  QString current_date_time = QDateTime::currentDateTime().toString("hh:mm:ss.zzz");
+  Q_UNUSED(current_date_time);
+  if(context.file!=0){
+    fprintf(stderr, "%s | %s | %s:%u | %s\n", msgHead[type], current_date_time.toLocal8Bit().constData(), &context.file[20], context.line, localMsg.constData());
+  }else{
+    fprintf(stderr,"%s | %s | %s:%u | %s\n", msgHead[type], current_date_time.toLocal8Bit().constData(), context.file, context.line, localMsg.constData());
+  }
+  g_debug.mutex.unlock();
+}
+
+void print_to_file(QtMsgType type, const QMessageLogContext &context, const QString &msg)
+{
+  g_debug.mutex.lock();
+  QByteArray localMsg = msg.toLocal8Bit();
+  QString current_date_time = QDateTime::currentDateTime().toString("hh:mm:ss.zzz");
+  if (g_debug.file)
+  {
+    QTextStream tWrite(g_debug.file);
+    if(context.file!=0){
+      tWrite << QString::asprintf("%s | %s | %s:%u | %s\n", msgHead[type], current_date_time.toLocal8Bit().constData(), &context.file[20], context.line, localMsg.constData());
+    }else{
+      tWrite << QString::asprintf("%s | %s | %s:%u | %s\n", msgHead[type], current_date_time.toLocal8Bit().constData(), context.file, context.line, localMsg.constData());
+    }
+  }
+  g_debug.mutex.unlock();
+}
diff --git a/base/debug.h b/base/debug.h
new file mode 100644
index 0000000..68be3bf
--- /dev/null
+++ b/base/debug.h
@@ -0,0 +1,18 @@
+#ifndef debug_h__
+#define debug_h__
+
+
+#include "QDebug"
+
+
+void mydebug_init(QString name);
+
+void mydebug_init();
+
+
+
+
+
+#endif
+
+
diff --git a/base/mycfg.cpp b/base/mycfg.cpp
index cd28652..54d64c0 100644
--- a/base/mycfg.cpp
+++ b/base/mycfg.cpp
@@ -168,13 +168,13 @@ void mycfg::to_class(mystring str)
   debug_port = j.value("debug_port").toInt(12345);
   cmd_port = j.value("cmd_port").toInt(7777);
   log_redirect = j.value("log_redirect").toString("console");
-  def_check_cfg = j.value("def_check_cfg").toString("checker_ye_cfg.json");
-  def_mcu_app = j.value("def_mcu_app").toString("slave_app.pkt");
+  def_check_cfg = j.value("def_check_cfg").toString(CFG_PATH+"checker_ye_cfg.json");
+  def_mcu_app = j.value("def_mcu_app").toString(CFG_PATH+"slave_app.pkt");
   use_lua_judge = j.value("use_lua_judge").toBool(false);
   device_type = j.value("device_type").toString("checker");
   moter_count = j.value("moter_count").toInt(20000);
   uart_bsp = j.value("uart_bsp").toInt(57600);
-  def_lua_judge = j.value("lua_judge").toString("judge.lua");
+  def_lua_judge = j.value("lua_judge").toString(CFG_PATH+"judge.lua");
   coder_return_mode = j.value("coder_return_mode").toInt(1);
   slave_addr_start = j.value("slave_addr_start").toInt(0);
   slave_scheme_ext = j.value("slave_scheme_ext").toInt(0);
@@ -252,7 +252,7 @@ void mycfg::init_env()
     {
       if (!info.privates.contains(name))
       {
-        qInfo() << "release file " << file.fileName() << endl;
+        qInfo() << "release file " << file.fileName();
         file.open(QIODevice::ReadWrite);
         file.write(d);
         file.close();
@@ -296,7 +296,7 @@ void mycfg::init_env()
       if (md5_1 != md5_2)
       {
         if (file_dst.remove() != true)
-          qWarning() << "remove file " << file_dst.fileName() << "err" << endl;
+          qWarning() << "remove file " << file_dst.fileName() << "err";
       }
     }
   }
@@ -304,7 +304,7 @@ void mycfg::init_env()
   {
     if (!QFile::copy(file_src.fileName(), file_dst.fileName()))
     {
-      qWarning() << "copy app failed." << endl;
+      qWarning() << "copy app failed.";
     }
   }
   if (file_dst.fileName() != file_src.fileName())
@@ -349,7 +349,7 @@ void mycfg::save()
   if (file.exists())
   {
     if (file.remove() != true)
-      qWarning() << "remove file " << file.fileName() << "err" << endl;
+      qWarning() << "remove file " << file.fileName() << "err";
   }
   file.open(QIODevice::ReadWrite);
   QTextStream stream(&file);
@@ -369,7 +369,7 @@ bool mycfg::save_file(mystring name, myarray data)
   {
     if (file.remove() != true)
     {
-      qWarning() << "remove file " << file.fileName() << "err" << endl;
+      qWarning() << "remove file " << file.fileName() << "err";
       return false;
     }
   }
diff --git a/checker_host.pro b/checker_host.pro
index 992af16..dc629ce 100644
--- a/checker_host.pro
+++ b/checker_host.pro
@@ -23,6 +23,7 @@ SOURCES += \
     base/base.cpp \
     base/check_cfg.cpp \
     base/crc.cpp \
+    base/debug.cpp \
     base/mycfg.cpp \
     elec/elec_judge.cpp \
     elec/mystring.cpp \
@@ -36,9 +37,11 @@ SOURCES += \
     interface/interface.cpp \
     main.cpp \
     mainwindow.cpp \
+    prot/prot_cmdline.cpp \
     prot/prot_m4.cpp \
     prot/prot_pc.cpp \
     prot/prot_slave.cpp \
+    prot_cmd/cmd_cmdline.cpp \
     prot_cmd/cmd_pc.cpp \
     prot_cmd/cmd_slave.cpp
 
@@ -46,6 +49,7 @@ HEADERS += \
     base/base.h \
     base/check_cfg.h \
     base/crc.h \
+    base/debug.h \
     base/file.h \
     base/mycfg.h \
     elec/elec_judge.h \
@@ -59,6 +63,7 @@ HEADERS += \
     interface/if_uart.h \
     interface/interface.h \
     mainwindow.h \
+    prot/prot_cmdline.h \
     prot/prot_m4.h \
     prot/prot_pc.h \
     prot/prot_slave.h \
diff --git a/complier_info.h b/complier_info.h
index 730b915..ec4a3dc 100644
--- a/complier_info.h
+++ b/complier_info.h
@@ -6,7 +6,7 @@
 
 
 
-#define BUILD_DATE  "2023-11-29 15:29:42"
+#define BUILD_DATE  "2023-12-01 11:08:00"
 
 
 
diff --git a/info.json b/info.json
index 9223c59..f5d1d53 100644
--- a/info.json
+++ b/info.json
@@ -1,10 +1,10 @@
 {
-    "build_date": "2023-11-29 15:29:42",
-    "hard_version": "MHPZ2_V1.00",
-    "private": [
-        "info.json",
-        "json.lua",
-        "prints.lua"
-    ],
-    "soft_version": "V1.09"
-}
+  "build_date": "2023-12-01 11:08:00",
+  "hard_version": "MHPZ2_V1.00",
+  "private": [
+    "info.json",
+    "json.lua",
+    "prints.lua"
+  ],
+  "soft_version": "V2.00"
+}
\ No newline at end of file
diff --git a/interface/if_can.cpp b/interface/if_can.cpp
index 83fee1f..430c1f4 100644
--- a/interface/if_can.cpp
+++ b/interface/if_can.cpp
@@ -84,6 +84,12 @@ can_host::can_host(int bitrate)
 
 can_host::~can_host()
 {
+  if(can_ !=nullptr){
+    delete can_;
+  }
+  if(timer_ !=nullptr){ 
+    delete timer_;
+  }
 }
 
 // 用于返回指定地址的从机对象
diff --git a/interface/if_tcp.cpp b/interface/if_tcp.cpp
index 8fa26f7..73112b3 100644
--- a/interface/if_tcp.cpp
+++ b/interface/if_tcp.cpp
@@ -17,6 +17,15 @@ if_tcp::if_tcp()
 
 if_tcp::~if_tcp()
 {
+  if(timer_reconnect_!=nullptr){
+    delete timer_reconnect_;
+  }
+  if(tcp_socket_!=nullptr){
+    delete tcp_socket_;
+  }
+  if(timer_recv_end_!=nullptr){
+    delete timer_recv_end_;
+  }
 }
 
 void if_tcp::init()
@@ -88,15 +97,14 @@ void if_tcp::reconnect_cb()
       }
     }
     // 设置为配置的ip地址
-    // if(QHostAddress(get_local_ip())!=QHostAddress(local_ip))
-    if (get_local_ip().isEmpty())
-    {
-      qDebug("modify local ip addr.");
-      QString str = "ifconfig eth0 %1";
-      system(str.arg(cfg_->local_ip).toLocal8Bit().data());
-      str = "route add default gw %1";
-      system(str.arg(cfg_->gateway_ip).toLocal8Bit().data());
-    }
+    // if (get_local_ip().isEmpty())
+    // {
+    //   qDebug("modify local ip addr.");
+    //   QString str = "ifconfig eth0 %1";
+    //   system(str.arg(cfg_->local_ip).toLocal8Bit().data());
+    //   str = "route add default gw %1";
+    //   system(str.arg(cfg_->gateway_ip).toLocal8Bit().data());
+    // }
   }
 }
 
diff --git a/interface/if_uart.cpp b/interface/if_uart.cpp
index 1738367..e61515c 100644
--- a/interface/if_uart.cpp
+++ b/interface/if_uart.cpp
@@ -4,43 +4,43 @@
 #include "base/mycfg.h"
 #include "QDebug"
 
-
 void if_uart::init()
 {
-  if(serial_==nullptr)
+  if (serial_ == nullptr)
   {
-      serial_=new QSerialPort();
-      serial_->setPortName(com);
-      serial_->setBaudRate(bsp);
-      serial_->setParity(QSerialPort::NoParity);
-      serial_->setDataBits(QSerialPort::Data8);
-      serial_->setStopBits(QSerialPort::OneStop);
-      serial_->setFlowControl(QSerialPort::NoFlowControl);
-      if(serial_->open(QIODevice::ReadWrite))
-      {
-          connect(serial_,&QSerialPort::readyRead,this,&if_uart::ready_read_cb);
-          qDebug("uart \"%s\" bsp=%d",serial_->portName().toLocal8Bit().data(), bsp);
-          serial_open=true;
-      } else
-      {
-          qWarning()<<"uart open failed."<<serial_->portName();
-      }
+    serial_ = new QSerialPort();
+    serial_->setPortName(com);
+    serial_->setBaudRate(bsp);
+    serial_->setParity(QSerialPort::NoParity);
+    serial_->setDataBits(QSerialPort::Data8);
+    serial_->setStopBits(QSerialPort::OneStop);
+    serial_->setFlowControl(QSerialPort::NoFlowControl);
+    if (serial_->open(QIODevice::ReadWrite))
+    {
+      connect(serial_, &QSerialPort::readyRead, this, &if_uart::ready_read_cb);
+      qDebug("uart \"%s\" bsp=%d", serial_->portName().toLocal8Bit().data(), bsp);
+      serial_open = true;
+    }
+    else
+    {
+      qWarning() << "uart open failed." << serial_->portName();
+    }
   }
 }
 
 int if_uart::write(myarray data)
 {
-  if((nullptr == serial_)||(serial_open!=true))
+  if ((nullptr == serial_) || (serial_open != true))
   {
-    //qWarning() << "Can’t send data , TcpClient socket not connect.";
+    // qWarning() << "Can’t send data , TcpClient socket not connect.";
     return 0;
   }
-  qDebug("uart send:%s",data.toHex(' ').data());
+  qDebug("uart send:%s", data.toHex(' ').data());
 
   int wb = serial_->write(data);
-  if((!serial_->flush())||(wb!=data.size()))
+  if ((!serial_->flush()) || (wb != data.size()))
   {
-    //qWarning() << "uart data:"<<data.toHex(' ')<<"not sent.";
+    // qWarning() << "uart data:"<<data.toHex(' ')<<"not sent.";
   }
   return wb;
 }
@@ -48,21 +48,19 @@ int if_uart::write(myarray data)
 void if_uart::ready_read_cb()
 {
   QByteArray data = serial_->readAll();
-  qDebug("uart recv:%s",data.toHex(' ').data());
+  qDebug("uart recv:%s", data.toHex(' ').data());
   if (irq_fun)
   {
     irq_fun(myarray(data));
   }
 }
 
-
-
 InterFace *if_uart_hmi()
 {
   static InterFace *if_ = nullptr;
   if (if_ == nullptr)
   {
-    if_ = new if_uart("/dev/ttySTM1",115200);
+    if_ = new if_uart("/dev/ttySTM1", 115200);
     // QTimer::singleShot(0, if_, &InterFace::init);
     if_->init();
   }
@@ -71,18 +69,17 @@ InterFace *if_uart_hmi()
 
 if_export(uart_hmi, if_uart_hmi);
 
-
-
 InterFace *if_uart_host()
 {
   static InterFace *if_ = nullptr;
   if (if_ == nullptr)
   {
-    int bsp=57600;
-    if(syscfg()->uart_bsp!=0){
-      bsp=syscfg()->uart_bsp;
+    int bsp = 57600;
+    if (syscfg()->uart_bsp != 0)
+    {
+      bsp = syscfg()->uart_bsp;
     }
-    if_ = new if_uart("/dev/ttySTM2",bsp);
+    if_ = new if_uart("/dev/ttySTM2", bsp);
     // QTimer::singleShot(0, if_, &InterFace::init);
     if_->init();
   }
@@ -91,14 +88,12 @@ InterFace *if_uart_host()
 
 if_export(uart_host, if_uart_host);
 
-
-
 InterFace *if_uart_m4()
 {
   static InterFace *if_ = nullptr;
   if (if_ == nullptr)
   {
-    if_ = new if_uart("/dev/ttyRPMSG0",115200);
+    if_ = new if_uart("/dev/ttyRPMSG0", 115200);
     // QTimer::singleShot(0, if_, &InterFace::init);
     if_->init();
   }
@@ -106,4 +101,3 @@ InterFace *if_uart_m4()
 }
 
 if_export(uart_m4, if_uart_m4);
-
diff --git a/interface/if_uart.h b/interface/if_uart.h
index 157420e..afd0f3a 100644
--- a/interface/if_uart.h
+++ b/interface/if_uart.h
@@ -1,7 +1,6 @@
 #ifndef if_uart_h__
 #define if_uart_h__
 
-
 #include <QObject>
 #include <interface/interface.h>
 #include "QTimer"
@@ -9,43 +8,38 @@
 #include <QTimer>
 #include "QByteArray"
 #include "base/mycfg.h"
-#include <QSerialPort>         // 提供访问串口的功能
-#include <QSerialPortInfo>     // 提供系统中存在的串口信息
-
-
-
+#include <QSerialPort>     // 提供访问串口的功能
+#include <QSerialPortInfo> // 提供系统中存在的串口信息
 
 class if_uart : public InterFace
 {
   Q_OBJECT
 public:
-  if_uart(mystring com,int bsp):InterFace(){
+  if_uart(mystring com, int bsp) : InterFace()
+  {
     this->com = com;
     this->bsp = bsp;
-    serial_=nullptr;
-    serial_open=false;
+    serial_ = nullptr;
+    serial_open = false;
   }
-  virtual ~if_uart(){
-    if(serial_open==true){
+  virtual ~if_uart()
+  {
+    if (serial_open == true)
+    {
       serial_->close();
       delete serial_;
     }
-  };
+  }
   void init();
   int write(myarray data);
 protected slots:
   void ready_read_cb();
-protected:
-    mystring com;
-    int bsp;
-    QSerialPort *serial_;
-    bool serial_open;
 
+protected:
+  mystring com;
+  int bsp;
+  QSerialPort *serial_;
+  bool serial_open;
 };
 
-
-
-
-
-
 #endif
diff --git a/main.cpp b/main.cpp
index 671d803..7372323 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,5 +1,4 @@
 #include "mainwindow.h"
-
 #include <QApplication>
 #include <QString>
 #include <QDebug>
@@ -11,7 +10,8 @@
 #include "prot/prot_m4.h"
 #include "prot/prot_pc.h"
 #include "prot/prot_slave.h"
-
+#include "prot/prot_cmdline.h"
+#include "base/debug.h"
 
 
 
@@ -22,11 +22,19 @@ int main(int argc, char *argv[])
   QApplication app(argc, argv);
   MainWindow w;
   // w.show();
-  syscfg();
+  mycfg *cfg=syscfg();
+
+  if(cfg->log_redirect=="file"){
+    mydebug_init("debug");
+  }else{
+    mydebug_init();
+  }
+
   check_plan();
   prot_m4 *m4=protM4();
   protPc();
   protSlave();
+  command_start();
 
   // 获取m4的编译时间
   m4->set_irq_fun([=](myarray data){
diff --git a/prebuild.py b/prebuild.py
index 7b2c354..3fd264c 100644
--- a/prebuild.py
+++ b/prebuild.py
@@ -45,7 +45,7 @@ def main():
             list_str=["info.json","json.lua","prints.lua"]
             json_obj["private"]=list_str
             f.seek(0, os.SEEK_SET)
-            f.write(json.dumps(json_obj, sort_keys=True, indent=4, separators=(',', ': ')))
+            f.write(json.dumps(json_obj, sort_keys=True, indent=2, separators=(',', ': ')))
 if __name__=="__main__":
     main()
 
diff --git a/prot/prot_cmdline.cpp b/prot/prot_cmdline.cpp
new file mode 100644
index 0000000..4709780
--- /dev/null
+++ b/prot/prot_cmdline.cpp
@@ -0,0 +1,151 @@
+
+#include "prot_cmdline.h"
+#include "base/mycfg.h"
+#include "QNetworkConfigurationManager"
+#include "QTimer"
+
+prot_cmdline_cb cmdline_find(myarray name)
+{
+  extern const int __start_cmdldef;
+  extern const int __stop_cmdldef;
+  cmdline_def *start = (cmdline_def *)&__start_cmdldef;
+  cmdline_def *end = (cmdline_def *)&__stop_cmdldef;
+  cmdline_def *item = 0;
+  for (item = start; item < end; item++)
+  {
+    if (item != nullptr)
+    {
+      if (name == item->cmd)
+        return item->fun;
+      // qDebug("if dev: %s",item->name);
+    }
+  }
+  qWarning("can not find cmdline named '%s'", name.data());
+  return nullptr;
+}
+
+// 获取本机地址
+static QString get_local_ip()
+{
+  QList<QNetworkInterface> network = QNetworkInterface::allInterfaces();
+  foreach (QNetworkInterface net, network)
+  {
+    QString netName = net.humanReadableName();
+    if (netName == "eth0")
+    {
+      QList<QNetworkAddressEntry> list = net.addressEntries(); // 获取IP地址与子掩码等
+      foreach (QNetworkAddressEntry address, list)
+      {
+        if (address.ip().protocol() == QAbstractSocket::IPv4Protocol) // 获取IPv4的地址
+        {
+          return address.ip().toString();
+        }
+      }
+    }
+  }
+  return QString();
+}
+
+void command::init_cb()
+{
+  mycfg *cfg_ = syscfg();
+  if (get_local_ip().isEmpty())
+  {
+    qDebug("modify local ip addr.");
+    QString str = "ifconfig eth0 %1";
+    system(str.arg(cfg_->local_ip).toLocal8Bit().data());
+    str = "route add default gw %1";
+    system(str.arg(cfg_->gateway_ip).toLocal8Bit().data());
+  }
+  if (socket_ == nullptr)
+  {
+    socket_ = new QUdpSocket(this);
+    socket_->bind(QHostAddress::Any, cfg_->cmd_port);
+    connect(socket_, &QUdpSocket::readyRead, this, &command::ready_read_cb);
+    qInfo() << "udp command start.";
+    qInfo() << "cmd port=" << cfg_->cmd_port;
+  }
+}
+
+void command::send(QByteArray data)
+{
+  if (socket_ == nullptr)
+    return;
+  if (data.back() != '\n')
+  {
+    data.append('\n');
+  }
+  socket_->writeDatagram(data, host_addr, port);
+}
+
+static void cmdline_help(QList<myarray> args);
+void command::ready_read_cb()
+{
+  recv_data.resize(socket_->bytesAvailable());
+  socket_->readDatagram(recv_data.data(), recv_data.size(), &host_addr, &port);
+  myarray cmd = recv_data.simplified();
+  QList<myarray> args=cmd.split(' ');
+  if(args.size()>0){
+    prot_cmdline_cb fun=cmdline_find(args[0]);
+    if(fun!=nullptr){
+      fun(args);
+    }else{
+      mystring str;
+      str=mystring::asprintf("can not find command: %s",cmd.data());
+      send(str.data());
+      cmdline_help(args);
+    }
+  }
+  qInfo() << "udp command." << cmd;
+  recv_data.clear();
+}
+
+
+
+static void cmdline_help(QList<myarray> args)
+{
+  command *c=command_start();
+  extern const int __start_cmdldef;
+  extern const int __stop_cmdldef;
+  cmdline_def *start = (cmdline_def *)&__start_cmdldef;
+  cmdline_def *end = (cmdline_def *)&__stop_cmdldef;
+  cmdline_def *item = 0;
+  for (item = start; item < end; item++)
+  {
+    if (item != nullptr)
+    {
+      QByteArray send_data;
+      send_data.append(item->cmd);
+      send_data.append(30-send_data.size(),'.');
+      send_data.append(item->help);
+      c->send(send_data);
+    }
+  }
+
+}
+
+
+cmdline_export(help,cmdline_help,print help information.);
+
+
+
+ 
+
+
+static command *g_command;
+static QThread g_thread;
+command *command_start()
+{
+  if (g_command == nullptr)
+  {
+    g_command = new command();
+    g_command->moveToThread(&g_thread);
+    QTimer::singleShot(0, g_command, &command::init_cb);
+    g_thread.start();
+  }
+  return g_command;
+}
+
+
+
+
diff --git a/prot/prot_cmdline.h b/prot/prot_cmdline.h
new file mode 100644
index 0000000..c675c19
--- /dev/null
+++ b/prot/prot_cmdline.h
@@ -0,0 +1,66 @@
+
+#ifndef prot_cmdline_h__
+#define prot_cmdline_h__
+
+#include "QObject"
+#include "base/base.h"
+#include "QList"
+#include "interface/codec.h"
+#include "interface/interface.h"
+#include "base/mycfg.h"
+#include "QThread"
+#include <QNetworkInterface>
+#include <QUdpSocket>
+
+// using namespace std;
+// using namespace std::placeholders;
+
+// typedef std::function<void(myarray data)> prot_cmdline_cb;
+typedef void (*prot_cmdline_cb)(QList<myarray> data);
+
+typedef struct
+{
+  const char *cmd;
+  const char *help;
+  prot_cmdline_cb fun;
+} cmdline_def;
+
+#define cmdline_export(name_, fun_, help_)                                                           \
+  const static char __cmdline_##name_##_name[] __attribute__((section(".rodata.cmdlstr"))) = #name_; \
+  const static char __cmdline_##name_##_help[] __attribute__((section(".rodata.cmdlstr"))) = #help_; \
+  __attribute__((used)) static cmdline_def _cmdline_##name_ __attribute__((section("cmdldef"))) = {  \
+      .cmd = __cmdline_##name_##_name,                                                               \
+      .help = __cmdline_##name_##_help,                                                              \
+      .fun = fun_,                                                                                   \
+  }
+
+class command : public QObject
+{
+  Q_OBJECT
+public:
+  command()
+  {
+    socket_ = nullptr;
+  }
+  virtual ~command()
+  {
+    if (socket_ != nullptr)
+      delete socket_;
+  }
+  void send(QByteArray data);
+  void init_cb();
+  void ready_read_cb();
+
+private:
+  QUdpSocket *socket_;
+  QByteArray recv_data;
+  QHostAddress host_addr;
+  quint16 port;
+};
+
+
+command *command_start();
+
+
+
+#endif
diff --git a/prot_cmd/cmd_cmdline.cpp b/prot_cmd/cmd_cmdline.cpp
new file mode 100644
index 0000000..c545d04
--- /dev/null
+++ b/prot_cmd/cmd_cmdline.cpp
@@ -0,0 +1,48 @@
+#include "prot/prot_cmdline.h"
+#include "base/mycfg.h"
+#include "QNetworkConfigurationManager"
+#include "QTimer"
+#include "QtNetwork"
+
+
+
+
+// 获取设备基本信息
+static void whos(QList<myarray> args)
+{
+  QString out;
+  QString name = "local_id:%1,name:%2";
+  QString hostName = QHostInfo::localHostName();
+  command *c=command_start();
+  mycfg *cfg_=syscfg();
+  name = name.arg(cfg_->local_id).arg(hostName);
+  out.append(name + "\n");
+  out.append("builed time:" + cfg_->build_date + "\n");
+  QList<QNetworkInterface> network = QNetworkInterface::allInterfaces();
+  foreach (QNetworkInterface net, network)
+  {
+    QString str = "net:%1";
+    QString netName = net.humanReadableName();
+    str = str.arg(netName);
+    out.append(str + "\n");
+    QList<QNetworkAddressEntry> list = net.addressEntries(); // 获取IP地址与子掩码等
+    foreach (QNetworkAddressEntry address, list)
+    {
+      QString str = "ip:%1";
+      if (address.ip().protocol() == QAbstractSocket::IPv4Protocol) // 获取IPv4的地址
+      {
+        out.append(str.arg(address.ip().toString()) + "\n");
+      }
+    }
+  }
+  out = "ack:1," + out;
+  c->send(out.toLocal8Bit());
+}
+
+cmdline_export(whos, whos, print device base info.);
+
+
+
+
+
+
diff --git a/prot_cmd/cmd_pc.cpp b/prot_cmd/cmd_pc.cpp
index b4c7513..5a77bae 100644
--- a/prot_cmd/cmd_pc.cpp
+++ b/prot_cmd/cmd_pc.cpp
@@ -211,7 +211,7 @@ static HandlePc *get_selfdev_slaveupdate(){
   return new selfdev_slaveupdate();
 }
 
-protpc_export(0x40, get_selfdev_slaveupdate);
+protpc_export(0x41, get_selfdev_slaveupdate);
 
 
 
diff --git a/prot_cmd/cmd_pc.h b/prot_cmd/cmd_pc.h
index 639d42e..a026af4 100644
--- a/prot_cmd/cmd_pc.h
+++ b/prot_cmd/cmd_pc.h
@@ -2,6 +2,7 @@
 #define cmd_pc_h__
 
 #include "prot/prot_pc.h"
+#include "prot/prot_m4.h"
 
 
 // 检测 自研批检仪