diff --git a/test_led.py b/test_led.py
index 3a71e47..e0f6193 100644
--- a/test_led.py
+++ b/test_led.py
@@ -11,8 +11,8 @@ from digitalio import DigitalInOut, Direction
 while True:
     led = DigitalInOut(board.LED)  # 定义引脚编号
     led.direction = Direction.OUTPUT  # IO为输出
-    print("熄灭")
     led.value = 0  # 输出低电平，熄灭板载LED蓝灯
-    print("点亮")
+    print("熄灭")
     time.sleep(20)
     led.value = 1  # 输出高电平，点亮板载LED蓝灯
+    print("点亮")