diff --git a/main/app_main.cpp b/main/app_main.cpp
index 3942e02..e189b04 100644
--- a/main/app_main.cpp
+++ b/main/app_main.cpp
@@ -45,6 +45,18 @@ static void T_all_light_init(void)
     T_wifi_state_light_init(&wifi_state_light_structer);
 }
 
+/* 有反应板的处理 */
+void process_camera_identifies_successful_event(void) {}
+
+/* 没有反应板的处理(加热) */
+void process_camera_identifies_failed_event(void)
+{
+    if (T_temp_get_data() <= 48.0)
+    {
+        T_heating_plate_start();
+    }
+}
+
 extern "C" void app_main(void)
 {
     T_debug_light_init();
@@ -54,8 +66,7 @@ extern "C" void app_main(void)
     T_key_init(&T_key_structer);
     T_wifi_init();
     T_temp_init();
-
-    T_key_registered_cb(camera_recognition_reaction_plate);
+    T_key_registered_cb(camera_recognition_reaction_plate, process_camera_identifies_successful_event, process_camera_identifies_failed_event);
     T_wifi_registered_cb();
 
     while (true)
diff --git a/main/key.c b/main/key.c
index 038b18c..a3e7a8b 100644
--- a/main/key.c
+++ b/main/key.c
@@ -1,27 +1,31 @@
 /**
  * @file key.c
  * @author Finny (tianjialong0106@163.com)
- * @brief 
+ * @brief
  * @version 0.1
  * @date 2022-09-26
- * 
+ *
  * @copyright Copyright (c) 2022
- * 
+ *
  */
 
 #include "key.h"
 
 static T_key_structer_t *T_key_structer_s;
-static key_cb callback_s;
+static key_camera_cb camera_callback_s;
+static key_event_cb successful_event_cb_s;
+static key_event_cb failed_event_cb_s;
 
 void T_key_init(T_key_structer_t *T_key_structer)
 {
     T_key_structer_s = T_key_structer;
 }
 
-void T_key_registered_cb(key_cb cb)
+void T_key_registered_cb(key_camera_cb camera_cb, key_event_cb successful_event_cb, key_event_cb failed_event_cb)
 {
-    callback_s = cb;
+    camera_callback_s = camera_cb;
+    successful_event_cb_s = successful_event_cb;
+    failed_event_cb_s = failed_event_cb;
 }
 
 void T_key_on_event(void)
@@ -33,13 +37,13 @@ void T_key_schedule(void)
     T_key_structer_s->key_now_state = T_key_get_level();
     if ((T_key_structer_s->key_before_state != T_key_structer_s->key_now_state) && (T_key_structer_s->key_now_state == true))
     {
-        if (callback_s())
+        if (camera_callback_s())
         {
-            /* 有反应板的处理 */
+            successful_event_cb_s();
         }
         else
         {
-            /* 没有反应板的处理(加热) */
+            failed_event_cb_s();
         }
     }
     T_key_structer_s->key_before_state = T_key_structer_s->key_now_state;
diff --git a/main/key.h b/main/key.h
index 3950d1d..926c9f6 100644
--- a/main/key.h
+++ b/main/key.h
@@ -8,10 +8,11 @@ typedef struct
     bool key_now_state;
 } T_key_structer_t;
 
-typedef bool (*key_cb)(void);
+typedef bool (*key_camera_cb)(void);
+typedef void (*key_event_cb)(void);
 
 void T_key_init(T_key_structer_t *T_key_structer);
-void T_key_registered_cb(key_cb cb);
+void T_key_registered_cb(key_camera_cb camera_cb, key_event_cb successful_event_cb, key_event_cb failed_event_cb);
 void T_key_on_event(void);
 void T_key_schedule(void);
 bool T_key_get_level(void);
\ No newline at end of file