matlab数字时钟，设计一个能显示日期、小时、分钟、秒的数字电子钟，并具有整点报时的功能。 由晶振电路产生1HZ标准的信号。分、秒为六十进制计数器，时为二十四进制计数器。 可手动校正时、分时间和日期值。(Matlab digital clock, the design of a display date, hour, minute, second digital electronic clock, and with the whole point timekeeping function. The 1HZ standard signal is generated by the crystal oscillator circuit. Minutes and seconds for the sixty decimal counter, when the twenty-four decimal counter. Time, date and time values can be manually corrected.)