diff --git a/sdk/RaspberryPi/README.md b/sdk/RaspberryPi/README.md
index a355e222..ea81bdac 100644
--- a/sdk/RaspberryPi/README.md
+++ b/sdk/RaspberryPi/README.md
@@ -41,5 +41,12 @@ python3 main_sdk.py
 #### 三、开发参考资料：
 
 - [Eclipse Paho MQTT Python Client 使用手册](https://www.cooooder.com/archives/20210303)
-- 更多参考资料，下载目录中的文本文件查看
-
+- [Eclipse Paho MQTT Python Client 使用手册](https://www.cooooder.com/archives/20210303) 
+- [Python 实现AES加密](https://zhuanlan.zhihu.com/p/261694311) 
+- [python实现AES加密解密](https://blog.csdn.net/chouzhou9701/article/details/122019967)
+- [使用python time()方法](http://www.py.cn/jishu/jichu/20424.html)
+- [python 线程定时器Timer](https://zhuanlan.zhihu.com/p/91412537)
+- [浅谈Python的格式化输出](https://www.jb51.net/article/225609.htm)
+- [Python Request库入门](https://www.jianshu.com/p/d78982126318)
+- [Python JSON ](https://www.runoob.com/python/python-json.html)
+- [Python random() 函数 ](https://www.runoob.com/python/func-number-random.html)