【判断题】80C51系列单片机以振荡周期作为最小的时序单位。
【单选题】Who takes care of Oliver after his mother dies?
【简答题】A.Who takes care of old people? B.Who volunteers at the children's school? C.Who pay the rent? D.Who cooks and cleans?
【单选题】Who takes care of Oliver after his mother dies?
【判断题】80C51系列单片机以振荡周期作为最小的时序单位。