2018.01.17
1:1-1#2-2#3-1#2#н1Ч21#
1)Ѿ


2:ͬһ̿ＸûãñʾΪλ
1)ͬĲһ̿ãòͬĲö̿飻
2)ñ޸


3:ȴʱ䲻ǰһִٿʼģǰһָͺͿʼˣȴʱͺѰ,һѡʱor ǰһִʱ
1)ӵȴ̿ȴĳִִһȴʱʱ


4:ӵϵһGPIOܣ빦ܿΪĳһִ̣ежƹæô
1)GPIOúͶ˿̿飻
2)ת̿飬ɸ˿״̬ת

5:λ˶ʱ޷øֵ˵һתãλû⡣
1)ٶȵķž

