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.

在按键调试的时候,设置PF0按键为低电平触发,结果程序一直进中断,用的是lanuchpad



另外一个按键触发正常,用电表测试的时候,按键松开为高电平,按下为低电平