数字钟是采用数字电路实现对“时”、“分”、“秒”数字显示的计时装置 STC89C5单片机-Digital clock is the use of digital circuits on the " when" , " minute" , " second" digital display of the timing device STC89C5 SCM

单片机实现闹铃数字钟的控制，包含C语言文件，.hex文件和工程，protues电路仿真图等-Single chip microcomputer alarm clock in the digital control, including the C language files,. Hex files and engineering, protues circuit simulation diagram, etc