电路根本能实现显示时光、调剂时光、省电状态（数码管不亮，时钟不停）三种功效达到了设计的要求和目标。

Shows the basic circuit to realize the time, adjusting the time, power state (LED does not shine, the clock non-stop) to achieve three functions of the design requirements and objectives.

youdao

电路根本能实现显示时光、调剂时光、省电状态（数码管不亮，时钟不停）三种功效达到了设计的要求和目标。

Shows the basic circuit to realize the time, adjusting the time, power state (LED does not shine, the clock non-stop) to achieve three functions of the design requirements and objectives.

youdao