本文转载自：Milk-V Duo移植rt-thread smart-CSDN博客 ，原作者是：风正豪
This is a companion discussion topic for the original entry at http://forum.sophgo.com/t/milk-v-duo-rt-thread-smart/403
This is a companion discussion topic for the original entry at http://forum.sophgo.com/t/milk-v-duo-rt-thread-smart/403