diff --git a/APP/main.c b/APP/main.c
index 77b61d2..7b2541f 100644
--- a/APP/main.c
+++ b/APP/main.c
@@ -590,7 +590,7 @@ void gpio_init() {
  **
  ***********************************************************************************************************************/
 uint8_t uart0_data[] = {"www.zhuang.com"};
-int main(void) {
+int main(void) {                                                             
   HRC_Config(Enable, SCU_HRC_48M, Enable); //时钟源SCU_CLK_HRC
   SystemInit();
   DeviceClockAllEnable(); //打开所有外设时钟