diff --git a/main/app_main.cpp b/main/app_main.cpp
index 5609cde..2228d9f 100644
--- a/main/app_main.cpp
+++ b/main/app_main.cpp
@@ -74,8 +74,10 @@ extern "C" void app_main(void)
     T_key_init(&T_key_structer);
     T_wifi_init();
     T_temp_init();
+    
     T_key_registered_cb(process_key_event);
     T_wifi_registered_cb();
+    T_heating_plate_registered_cb(T_temp_get_data);
 
     while (true)
     {
diff --git a/main/heating_plate.c b/main/heating_plate.c
index e431206..024d554 100644
--- a/main/heating_plate.c
+++ b/main/heating_plate.c
@@ -11,12 +11,14 @@
 
 #include "heating_plate.h"
 
+static get_temp_callback_t get_temp_cb_s;
+
 void T_heating_plate_init(void) {}
 
-void T_heating_plate_registered_cb(void) {}
+void T_heating_plate_registered_cb(get_temp_callback_t cb) { get_temp_cb_s = cb; }
 
 void T_heating_plate_start(void) {}
 
 void T_heating_plate_stop(void) {}
 
-void T_heating_plate_schedule(void) {}
\ No newline at end of file
+void T_heating_plate_schedule(void) { get_temp_cb_s(); }
\ No newline at end of file
diff --git a/main/heating_plate.h b/main/heating_plate.h
index e2d21c8..ced47c9 100644
--- a/main/heating_plate.h
+++ b/main/heating_plate.h
@@ -6,8 +6,10 @@ typedef struct
     bool heating_plate_preheat_finished_flag;
 } heating_plate_structer_t;
 
+typedef double(*get_temp_callback_t)(void);
+
 void T_heating_plate_init(void);
-void T_heating_plate_registered_cb(void);
+void T_heating_plate_registered_cb(get_temp_callback_t cb);
 void T_heating_plate_start(void);
 void T_heating_plate_stop(void);
 void T_heating_plate_schedule(void);
\ No newline at end of file