在esp32s3中插入一张tf卡就可以做一个文件共享服务 

 [image] 
 [IMG_20250412_171753] 
[IMG_20250412_171750] 

代码: 
https://github.com/14790897/LearnWithBoards/tree/main/esp32s3-sdcard_tf

视频演示： 
https://www.bilibili.com/video/BV1PJdaY1EDK