电子钟的电路图，适用于电子信息工程专业。本人的毕业设计就是这个。-Electronic clock circuit diagram, is used in electronic information engineering. My graduation design is this.

设计一个电子钟，要求可以显示时、分、秒，用户可以设置时间且需要设置的时间显示要求闪烁。-The design of an electronic bell, requested can display hours, minutes and seconds, the user can set the time and need to set the time display flashes request.