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.
我认为是这样的
tw(IQSW) :是GPIO引脚来检测电平的时间
14tc(SYSCLK):即中断到达而后跳到中断服务程序的时间