diff --git a/rt-thread/components/drivers/misc/pin.c b/rt-thread/components/drivers/misc/pin.c
index b0280a3..666d221 100644
--- a/rt-thread/components/drivers/misc/pin.c
+++ b/rt-thread/components/drivers/misc/pin.c
@@ -1,10 +1,3 @@
-/*
- * @Description: 
- * @Date: 2022-01-10 17:05:41
- * @LastEditors: CK.Zh
- * @LastEditTime: 2022-01-11 16:43:29
- * @FilePath: /motion_ec/rt-thread/components/drivers/misc/pin.c
- */
 /*
  * Copyright (c) 2006-2021, RT-Thread Development Team
  *