comunicate with microcontroller AT8515

Texas Instrument led on using single switch.

C51上实现SD卡程序,是FAT32文件系统-C51 realize the SD card procedure is FAT32 file system

ARM嵌入式应用开发实例USB项目控制器的实现源代码-ARM Embedded Application Development Examples of USB controllers realize the project source code

Mirochip Technology Inc. I2C Example.

Small RTOS(51)源代码、应用问答集.zip 可用于嵌入式51系统。--Source code for small RTOS(51), and Q&A. It could be used in embedded 51 system.

正弦波软件生成函数(sin()陈任)，可以生成幅度可调节,频率可调节的正弦波输出,可用于DSP-Software generated sine function (sin () Chen Ren)

一个MiniGui环境下触摸屏校验程程序,根据实际稍稍修改一下即可使用,赶紧下载吧.-MiniGui environment of a touch-screen check-way process, in accordance with the actual use of a little tinkering can immediately download it.

这个项目是简单的gpio基7段与proteus文件。

利用vc编写的通过单片机控制三个步进电机的程序，自动检测com口。-Vc prepared through the use of single-chip stepper motor control of the three procedures, automatically detects the com port.

e2prom通过i2c总线的读写 注释少了点 自己编的 -E2PROM through the i2c bus read and write their own series of Notes少了点