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单片机计算机设计，实现加减乘除，包括小数点的运算，用的是4*4的键盘(Single chip computer design, realization add, subtract, multiply and divide, including the operations of the decimal point, with 4* 4 is the keyboard)

时钟程序的编写 这是基于89系列 适用于初学者(clock based on 89C51 you can make a clock by yourself if you want )

protues的教程，初学者的必备，可以学习很多东西，对自己收益很大(study protues)

24CXX的读写代码,适用于于51单片机SCM.可直接使用。 (24CXX the read and write code, suitable for 51 MCU the SCM can be used directly.)

说明：  MSP430红外解码驱动，占用了一个定时器资源。(MSP430 IR decoding drive, taking up a timer resources.)

sine signal graphic visual c++ platform?????enter the frequency and the amplitude

这是一份设计报告，内容为2FSK的数字通信系统，里面有仿真图和电路图(This is a designing report about 2FSK digital communication system)

智能小车使用遥控控制的源代码，本代码可以作为进一步研究的参考(Smart car using the remote control of the source code, the code can be used as reference for further research)

说明：  MCU 52 单片机控制程序，主要功能是日历时钟显示函数控制函数的算法。(MCU 52 microcontroller control program, the main function is to control the function of the calendar clock display function, the algorithm.)

protues的教程，初学者的必备，可以学习很多东西，对自己收益很大(study protues)