Kicad的中文入门手册，才翻译的，国外的开源PCB绘图软件

不错的液晶资料，带有实例程序可以学习单片机下的编程方法。-LCD good information, with examples of procedures to learn the programming method of single-chip microcomputer.

8位LED显示驱动芯片MAX7219的驱动程序-eight LED display driver chip MAX7219 driver

本程序是实现51单片机与单片机之间的串行通信（UART）-communicate between 51 single controler

dsp 5509a 的usb程序ATMEGA16单片机进行AD转换的源程序代码-dsp 5509a the usb procedures ATMEGA16 microcontroller for AD conversion of the source code

在Iccavr软件平台上，提供一个具有通用性的 mega Bootloader，不同型号的AVR单片机只需要修改一下几个简单的配置参数就可以直接使用了，不需要再修改主程序。-In Iccavr software platform to provide a universal mega Bootloader, different models of AVR Singlechip you only need to modify a few simple configuration parameters can be used directly, no need to modify the main program.

利用51单片机控制红外遥控的发射部分的程序，该程序在51单片机的基础上，采用一定的协议，进行编码、调制和发送等，具有很实用的价值。-51 SCM control the use of infrared remote control transmitter of the program, the program in MCS-51, based on the use of certain agreements, coding, modulation and delivery and so on, have a very practical value.

我觉得挺有用的东西-the things

Proteus的串口仿真应用，经本人测试，非常不错！-Serial Proteus simulation applications, as I tested, very good!

从51单片机控制液晶显示并且集成继电器控制，键盘扫描等模块！-From 51 single-chip control of liquid crystal display and integrated relay control module scans the keyboard!