From 258bec6bf8ab64ec9cd56dda715a76be07cebbfc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=9B=B6=E4=B8=AD=E6=96=AD=E5=BB=B6=E8=BF=9F=E7=9A=84RTOS?=
 <cosyos@139.com>
Date: Thu, 1 Oct 2026 14:03:21 +0000
Subject: [PATCH] update README.md.
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Signed-off-by: 零中断延迟的RTOS <cosyos@139.com>
---
 README.md | 1 -
 1 file changed, 1 deletion(-)

diff --git a/README.md b/README.md
index 734ff480..2120bc19 100644
--- a/README.md
+++ b/README.md
@@ -153,7 +153,6 @@ CosyOS 现支持 keil C51、C251、MDK-Arm（AC5、AC6），GCC-Arm，IAR-EWARM
 |  **Shell**         |  **调试工具** <br>**CosyOS3Shell** 串口调试工具，可实现任务管理器、命令行、<br>printf，三者共用同一个串口并分屏显示。|
 
 ### 文档中心
-#### [API用户参考手册](https://gitee.com/cosyos/cosyos/blob/master/CosyOS-III%20API%E7%94%A8%E6%88%B7%E5%8F%82%E8%80%83%E6%89%8B%E5%86%8C%20v3.1.3.chm)
 
  **[CosyOS官网](https://www.cosyos.com/)** 为大家提供了丰富的说明文档，包括 内核原理、开发指南、注意事项、疑难解答 等，可前往查阅。