此程式是用LCD来显示数字时钟,当加上电源后LCD屏幕上第一行会显示时间部分,第二行会显示日期部分-this program is used to demonstrate LCD digital clock, When coupled with the LCD screen after the power is on the first trip will show that the part of the second line will show the date of

数字逻辑课程设计，基于EWB软件设计一个数字电子时钟，要求能实现十二进制和二十四禁止的转换，有秒时分的显示，用74160实现的-Digital logic design, EWB-based software to design a digital electronic clock, the requirements to achieve 10 and 24 the prohibition of binary conversion, the second night of the show, w

单片微型计算机简称单片机，又称为微控制器，是将CPU、RAM、ROM、定时/计数器、I/O接口电路集成到一块电路芯片上构成的微型计算机。本次设计的系统由单片机系统、数码管显示系统、键盘、蜂鸣器等组成，通过按键来控制单片机实现数字时钟的时、分、秒显示，12、24制转换，设定时间、闹钟等不同功能，并通过P0口的输出在LED上显示。(Single-chip microcomputers, also known as microcontrollers, are microcomputers that i