51单片机的电子钟程序,带整点报时,可设置时间,若要掉点保存功能.单片机时钟用12M,经测试很准的.-51 Single-chip electronic bell procedures, with the whole point of time can be set-up times, in order to point out to preserve function. Singlechip clock with 12M, have been tested very accurately.

用basic编写的基于8051单片机的电子钟源程序，可以设置时分妙，预置时间、闹铃等功能-With basic preparation of 8051-based electronic clock source, you can set hours of wonderful, preset time, alarm and other functions