完整的电子钟程序，包含报时、定时、闹表的功能，其中包含了二十四进制，60进制计数器的设计，和顶层文件-Complete procedures for the electronic bell, including the time, from time to time, to make the function table, which contains 24 hexadecimal, 60 hexadecimal counter design, and top-level document