<div dir="ltr"><div>the idle flag is not cleared , so does it relate to code
optimizations?</div><div>how to make it O0<br>
</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Apr 16, 2019 at 3:08 PM Jython <<a href="mailto:googcheng@gmail.com">googcheng@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div>HI, ALL!</div><div> the stm32 usart2 code is here <a href="https://gist.github.com/goog/3da34a64eff11902579df333cfd1d863" target="_blank">https://gist.github.com/goog/3da34a64eff11902579df333cfd1d863</a></div><div>why it always enter the idle interrupt and printk log outputs</div><div>i almost could not find the error point, someone of you would help me?<br></div></div></div>
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