diff --git a/platformio.ini b/platformio.ini
index 0f9e710..d50181a 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -14,12 +14,10 @@ board = esp32doit-devkit-v1
 framework = arduino
 build_flags = -DCORE_DEBUG_LEVEL=4
 monitor_speed = 57600
-;upload_port = COM[14]
 lib_deps = 
 	bogde/HX711@^0.7.5
 	mathertel/OneButton@^2.0.3
 	robtillaart/CRC@^0.3.3
-	sandeepmistry/CAN@^0.3.1
 	fastled/FastLED@^3.5.0
 	madhephaestus/ESP32Servo@^0.13.0
-	
+	sandeepmistry/CAN@^0.3.1
diff --git a/src/can_control.cpp b/src/can_control.cpp
new file mode 100644
index 0000000..f25c63e
--- /dev/null
+++ b/src/can_control.cpp
@@ -0,0 +1,36 @@
+#include "can_control.h"
+#include "Arduino.h"
+#include "config.h"
+
+
+
+static const char* MOUDLENAME = "CAN_C";
+can_control::can_control()
+{
+
+}
+bool can_control::init()
+{
+  
+  return true;
+}
+can_control::~can_control()
+{
+}
+
+void can_control::update()
+{
+ 
+}
+
+
+void can_control::send_data(int16_t iq1,byte *candata)
+{
+ 
+}
+
+void can_control::onReceive(int packetSize)
+{
+  
+}
+
diff --git a/src/can_control.h b/src/can_control.h
new file mode 100644
index 0000000..ad859b8
--- /dev/null
+++ b/src/can_control.h
@@ -0,0 +1,18 @@
+#pragma once
+#include <Arduino.h>
+//#include <CAN.h>
+//#include <ESP32SJA1000.h>
+
+
+class can_control
+{
+private:
+  static void onReceive(int packetSize);
+
+public:
+  can_control();  // 构造函数
+  ~can_control(); // 析构函数
+  bool init();
+  void update();
+  void send_data(int16_t iq1,byte* candata);
+};
diff --git a/src/motocontrol.cpp b/src/motocontrol.cpp
index cfc2173..693940a 100644
--- a/src/motocontrol.cpp
+++ b/src/motocontrol.cpp
@@ -106,8 +106,7 @@ void Motocontrol::checkgoods() // 检测是否超重
     // 到顶部锁定状态，有向上的压力，重量不准，不能检测
     if (_controlstatus.is_toplocked)
     {
-        addLogMessage("is_toplocked");
-        return;
+       return;
     }
 
     // 检查是否超重
@@ -132,11 +131,19 @@ void Motocontrol::checkgoods() // 检测是否超重
         if (_notweightcount > 40)
         {
             // printf("goods weight<min 40 times :%d \n", _pullweight);
+            if (_controlstatus.is_havegoods)
+            {
+                addLogMessage("goods no: " + String(_pullweight));
+            }
             _controlstatus.is_havegoods = false;
         }
     }
     else
     {
+        if (!_controlstatus.is_havegoods)
+        {
+            addLogMessage("goods ok: " + String(_pullweight));
+        }
         _controlstatus.is_havegoods = true;
         _notweightcount = 0;
     }