技术交流QQ群【JAVA,C++,Python,.NET,BigData,AI】:170933152
常用的几个网站:
http://www.minigui.com/live-demos
https://www.st.com/content/st_com/en/search.html#q=stemwin-t=products-page=1
https://www.segger.com/products/connectivity/emusb-host/technology/emusb-host-samples/