diff --git a/USER/main.c b/USER/main.c
index d313135..eefd35c 100644
--- a/USER/main.c
+++ b/USER/main.c
@@ -31,8 +31,7 @@ int main(void)
 	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //设置NVIC中断分组2:2位抢占优先级，2位响应优先级
 	LED_GPIO_INIT();
 	KEY_INIT();
-	TIM2_INIT(499,4999);
-	TIM3_PWM_INIT(4096,2);
+	
 	
 	USART_Config(115200);
 	ADCx_Init();
@@ -42,6 +41,8 @@ int main(void)
 	printf("5--开启流水灯\r\n");
 	printf("6--读取开关状态以及流水灯的状态\r\n");
 	printf("?--查看说明\r\n");
+	TIM2_INIT(499,4999);
+	TIM3_PWM_INIT(4096,2);
 	while (1)
 	{