说明：  论文研究电子钟的电路设计与程序实现，论文首先简要介绍了单片机的发展及其结构性能，电子钟的硬件构成及程序设计流程；然后详细介绍了红外线控制电子钟的需求分析和系统设计，并给出了红外线遥控电子钟的实现方案及技术细节，包括电路板设计和程序设计当中遇到的各种问题及解决方案等。该电子钟实现了时间的精确显示及定时开关控制功能。 基于单片机的电子钟具有诸多优势，如功能多、容易扩展等，值得进一步学习和研究。
(Thesis clock circuit design and program implementation, the paper first briefly introduces the development and structural performance of single chip, clock the hardware configuration and programming process and detailed infrared controlled electronic clock needs analysis and system design, and infrared remote control gives the clock implementation scheme and technical details, including circuit board design and programming among the various problems encountered and solutions. The electronic clock displays to achieve the precise time and time switch control. Clock based on single chip has many advantages, such as multi-function, easy to extend, etc., it is worth further study and research.)