diff --git a/APP/main.c b/APP/main.c
index 4fb8863..b1141ad 100644
--- a/APP/main.c
+++ b/APP/main.c
@@ -4,9 +4,11 @@
 #include "cmsis_os.h"
 #include "CmsisRtosThreadUtils.h"
 #include "delay_sec.h"
-
 #define EXTEND_SRAM 0xFE
 
+extern void MAIN_INIT();
+extern void MAIN_START();
+
 /**
   * @brief  to extend sram size
   * @param  none
@@ -26,15 +28,29 @@ void extend_sram(void) {
     }
 }
 
+_Noreturn void stop() {
+    while (1) {
+        asm("nop");
+    }
+}
 
+#define STOP stop();
+
+void vApplicationStackOverflowHook(TaskHandle_t xTask, signed char *pcTaskName) {
+    STOP
+}
 int main(void) {
     system_clock_config();
     delay_init();
     osKernelInitialize();
 
+    SystemDelayMs(100);
+    
+    MAIN_INIT();
+
+    MAIN_START();
+
     osKernelStart();
 
-    while (1) {
-        asm("nop");
-    }
+    while (1);
 }
\ No newline at end of file