C language to write the HT1621 the driver, a very good example.

Test program for AVR

8051单片机矩阵键盘扫描程序（包括键盘的消抖和数码管的显示）-8051 keyboard matrix scanning process (including the elimination Buffeting keyboard and digital display control)

锅炉水位模拟系统。由两排各125个小LED灯组成，可以让小灯从任意位置在任意时刻移动到目标位置。-Boiler water level simulation system. By two rows of the 125 small LED lights that can allow a small lamp from anywhere at any time move to the target location.

自制红外线自动门控制器电路,市场上成品的自动门控制及执行机构价格普遍偏高，文中介绍的方法适合家庭自制使用，用到的元器件都很容易找到，有兴趣者不仿一试。-Self-made infrared automatic door controller circuit, the market finished the automatic door control and enforcement agencies generally high prices, the introduction of the method is suitable for home use, the components used are very easy to find, do not have interest in like a try.

单片机最小系统代码,键盘扫描,数码管显示以及PC机进行窜口通信-The smallest single-chip microcomputer system of codes, keyboard scan, digital display, as well as PC-mouth communication for channeling

实现68013系列芯片进行BULK传输的程序-achieve 68013 series chips BULK transmission procedures

51单片机开发的ps键盘c语言程序，为学习和研究单片机及嵌入式系统开发的同学提供帮助-51 MCU Development ps keyboard c language program, for study and research microcontroller and embedded system development to help students

很好的51汇编资料，包括了定点数的运算和浮点数的运算。-good compilation of information, including a set of points and Operational float arithmetic.

单片机发生的讲解，不懂得可以看看!-the SCM talks, do not know how to look at!

单片机对AT24C08芯片的读写程序，用c语言编写的，经过电脑检验的。-AT24C08 single-chip microcomputer to read and write procedures chips.