实用的开源库

1.EasyLogger

（1）EasyLogger | 一款轻量级且高性能的日志库
https://blog.csdn.net/Mculover666/article/details/105371993/

（2）EasyLogger源码

https://gitcode.com/gh_mirrors/ea/EasyLogger?utm_source=csdn_github_accelerator&isLogin=1&from_link=58a48dd235e20dea31ce0e668e4768ca

（3）好用的开源日志库：Easylogger解析与移植STM32
https://blog.csdn.net/leilei050213/article/details/151766237?utm_medium=distribute.pc_relevant.none-task-blog-2~default~baidujs_baidulandingword~default-0-151766237-blog-126249911.235^v43^pc_blog_bottom_relevance_base4&spm=1001.2101.3001.4242.1&utm_relevant_index=3

2.CmBacktrace

（1）CmBacktrace: ARM Cortex-M 系列 MCU 错误追踪库

https://gitee.com/armink/CmBacktrace

3.GitHub 开源掉电文件系统 littlefs：MCU Flash 写入中途断电也不丢

https://mp.weixin.qq.com/s/vz5crkWrCJieQYdSizWRoA