I have solved the problem of RT_USING_LIBC and added a new serial port uart1. It can now be used to

I added a new serial port uart1, so if you have an AT module, you can try to use it to connect to th

This problem has been fixed. https://github.com/RT-Thread/rt-thread/pull/4512.After merge, update th

There are still some problems:Can't enable RT_USING_LIBCUnknownCan someone help me solve it?

There are still some problems:Can't enable RT_USING_LIBCUnknownCan someone help me solve it?

Great!

I have completed the production of bsp and merged it into the official git repository https://github

I have added the code of Raspberry Pi PICO to the RT-thread:https://github.com/Guozhanxin/rt-thread/