MCU 8051 series, buzzer sound code! 8051 series MCU, audible buzzer code!

自己写的小程序，关于世界时钟的 有兴趣的同学可以看一下

是avrfreaks上的一个DS1302的例子，我把它和HD44780结合起来用Proteus仿真 仿真环境：Proteus sp5 编程环境：winavr -avrfreaks is one of the DS1302 example, I put it on HD44780 combined with Proteus simulation simulation environment : Proteus sp5 programming environment : winavr

实现一个简单的电子钟的功能，可是显示时、份、秒，还能置位，恢复默认设置！是初学者的好帮手！-The realization of a simple function of the electronic bell, but displayed, were seconds, but also home, and to restore the default settings! Is a good helper for beginners!

ATmega单片机开发CAN总线程序，有用！-ATmega MCU development of CAN-bus program, useful!

使用8051系列单片机控制PGA2310-use 8051 to control the PGA2310

《多功能电能表通信协议》备案文件,DLT645-2007 增补-" Multi-function Watt-hour meter communication protocol" filing documents, DLT645-2007 added to the

这个是AVR的1602B字符型LCD模块-this is the AVR 1602B character LCD module

三相电机控制,用于产生空间矢量的文档,已经过验证-Three-phase motor control, space vector for the production of documents, has already been verified

键盘可以直接接在单片机上，实现标准pc键盘的使用-Keyboard can be directly connected to the single-chip microcomputer, the realization of the use of standard pc keyboard

单片机C语言程序，实现单片机控制计算机键盘的功能-Single-chip C language program, single-chip implementation of the functions of computer keyboard