说明：  功能需求： 日期、时间、星期、按键校时、闹钟、温度测量、红外遥控校时。 人性化设计需求： 时间显示： 数码管(醒目) 星期显示：点阵(醒目+显示有限) 装饰： 来回流水灯 日期、温度和闹钟等辅助信息显示：液晶 近距离校时：按键 远距离遥控校时：红外遥控器
(Functional requirements: Date, time, week, when the school keys, alarm clock, temperature measurement, infrared remote control at school. Humanized design requirements: Time Display: Digital tube (striking) Weekday: dot matrix (striking+ show limited) Decorations: light water back and forth Date, temperature and alarm clock, and other auxiliary information display: LCD When you close the school: Key When long-distance remote school: infrared remote control )