计时器的设计，用单片机做的，很好用的，零件有饿很简单，希望大家喜欢...

这是原创的基于PIC16F877A单片机的读SD卡文件系统程序源代码-This is the original PIC16F877A microcontroller-based SD card file system read source code

基于单片机的AD转换器，可以用proteus进行仿真-The AD converter based on single chip, you can use proteus simulation

Loops back EP2OUT to EP6IN and EP4OUT to EP8IN.

仿真软件，可进行单片机等各种程序的仿真验证，大大减少焊接电路板试验的麻烦-the use of the protuse

文档包括LM567单通道红外遥控电路的图形，以及电子技术应用的一些文章，希望有用。-Documents, including single-channel infrared remote control circuit LM567 graphics, as well as a number of applications of electronic technology article, I hope useful.

这个软件是设置时间的程序。可以把时间设置在寄存器中保存。-The software is set up time-consuming procedures. Time settings can be saved in the register.

液晶方面的一些资料文件 希望有所帮助关于51语言-LCD some hope that help information paper on the 51 language

NOKIA手机屏３３１０驱动，完成了显示图形，汉字字符，浮点型数据，英文字符串函数，可直接调用．-NOKIA mobile phone 3310 driver screen to complete the display graphics, Chinese characters, floating-point data, the English string functions can be called directly.

模拟串口工具。在C51下运行，可以方便初学者清楚了解串口的原理和扩展串口。-simulation tools. The C51 running, beginners can facilitate a clear understanding of the principles and serial port serial expansion.

Keil C51中文使用手册-Keil C51 Chinese Manuals