更新 'README.md'

README.md

@@ -61,7 +61,7 @@
 
 | 协议名称| 品牌  | 代表模块 | 状态 |
 |-------|-------|------|------|
-|WIFI|乐鑫|ESP8266|![](https://img.shields.io/badge/OK-E78D08?style=plastic) |
+|WIFI|乐鑫|ESP8266|![](https://img.shields.io/badge/OK-55FF55?style=plastic) |
 |WIFI|乐鑫|ESP8266|![](https://img.shields.io/badge/DEV-E78D08?style=plastic) |
 |WIFI|乐鑫|ESP8266|![](https://img.shields.io/badge/DEV-E78D08?style=plastic) |
 |WIFI|乐鑫|ESP8266|![](https://img.shields.io/badge/DEV-E78D08?style=plastic) |