I am no expert whatsoever. I created this repository mainly do document my progress and help others who try to get started with ARM programming. The code and knowledge came mainly from reading online ...
For classic ESP8266 and Ai-Thinker ESP-1S, please refer to https://github.com/cjacker/opensource-toolchain-esp8266, and ESP32-C2/C3/C6 is recommended to use instead ...