![img](
![img](
![img](
https://img-mid.csdnimg.cn/release/static/image/mid/ask/34511503752610.4494556907043019.png)
https://img-mid.csdnimg.cn/release/static/image/mid/ask/07477503752610.019079700366218866.png)
https://img-mid.csdnimg.cn/release/static/image/mid/ask/06341603752610.30966553730145074.png)
做的课设,放音乐那部分可以使用,只是LED一直不亮,就想着单独搞个代码看能不能行,结果还是不行,代码编译过了,已经进入联调了,可是还是不良,大神们,救救孩子吧~