mega8单片机产生spwm信号的例子，做正弦波变频可以参考。

led矩阵原理图--Diagram for LED matrix.

键盘输入法设计草案 ，适用于嵌入式系统，很难得的-keyboard input methods draft design, applicable to embedded systems, it is difficult to the

ARM平台下的数字音频AGC处理源代码 采用EP9302,对数字音频进行AGC处理 -ARM platform digital audio AGC deal with the source code using EP9302, to deal with digital audio for AGC

E-1330点阵液晶屏驱动程序-E- 1330 dot-matrix LCD driver

cayman开发平台提供的 PXA270 linux内核源码-cayman development platform provided by PXA270 linux kernel source code

这个程序可以用作寄存器的使用，硬件描述语言编写-This procedure can be used to register the use of hardware description languages

IIC中断程序ASM语言--ASM program for IIC interrupt program.

实时时钟1302准确度高，控制方便，本程序既是在AVR环境下应用的一个很好的例子-Real-time clock 1302 high accuracy and convenient control, the procedure is not only in the AVR environment applications a good example

一个很好的DSP实验，通过此串行口实验的学习，可以更好的掌握DSP编程。-DSP a good experiment, through the serial port of the learning experiment, you can better grasp of DSP programming.

一个12路串口+3路Socket口的数据收发程序 嵌入式ucLinux操作系统下调试通过，可以作为程序开发者一个很好的借鉴，掌握通信协议基本原理-a Route 12 road Socket three serial data transceiver mouth procedures ucLinux embedded operating system debugging, as developers a good draw and master the basic tenets of Communication Protocol