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交通灯的开发，实现主道停留60秒，干道停留20秒，出现紧急情况采用按键控制(The development of traffic lights, the main road to stay 60 seconds, the trunk stay for 20 seconds, the event of an emergency using the button control)

基于单片机的数字电容表设计代码，包含数码管的显示(Based on single chip microcomputer digital capacitance table design code )

一个典型的Select IO 模型实例源代码，供大家参考使用，要下从速！(A typical model Select IO source code examples for your use and reference to the next as soon as possible!)

这是个用矩阵键盘控制步进电机圈数和转速的程序，参数设定在触摸屏上显示(This is a matrix keyboard to control the stepper motor number of turns and speed program parameter settings on the touch screen display)

详细介绍了DAC0832产生正弦波的程序(Detailed introduces DAC0832 produce sine wave program)

msp430单片机DS18B20温度程序(Msp430 single chip DS18B20 temperature program)

4X4点阵键盘+1602液晶显示做的计算器（AVR单片机）(4X4 matrix keyboard 1602 LCD calculator to do (AVR microcontroller))

AES128/196/256 加解密源码，可实现ECB模式加密，HEX输出。密码及明文没有补齐功能，需手动补齐。无需特殊库文件，适合单片机使用。已测试，可正常使用。(AES128/196/256 encryption source code, can achieve ECB mode encryption, HEX output. The password and the plaintext without the need to manually fill up function. No special library files, suitable for single use. Has been tested, can be used normally.)

说明：  　　 paek变换 park转换，也称派克变换，英文为Park transformation,为现在占主流地位的交流电机分析计算时的基本变换。在电力系统分析和计算中，park转换具有重要的理论和实际意义。(paek transform park conversion, also known as Park transformation, the English for the Park transformation, for the now dominant in the calculation of AC motor analysis of the basic transformation. In power system analysis and calculations, park conversion has important theoretical and practical significance.)

由单片机和DAC0832产生正弦波或三角波的程序。单片机和DAC0832可将频率进行分频的具体程序(Sine or triangle wave and DAC0832 procedures generated by the microcontroller. SCM and DAC0832 can divide the frequency of specific procedures)