请问如何将串口的收发缓存设置为256,也就是一次能发送256个字节。我按照教科书上面的方法试了很多次,都没有成功,只能一次发送128个字节。请高手帮助解决。多谢!
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.