Tinyos hello program source code in nesC

是一个飞翔的小鸟，并附有背景音乐。由汇编和C编写的，无解压密码-is a flying bird, accompanied by background music. C by the compilation and preparation and without extracting passwords

嵌入式系统中文件系统源代码，很实用，分享之-Embedded System File System source code, it is useful to share the

这是一本很好的嵌入式底层编程的书，主要介绍与嵌入式编程相关的硬件，操作系统等知识及编程技巧-This is a very good bottom embedded programming, the book introduces embedded programming associated with the hardware, operating system, such as programming skills and knowledge

S3C2410 jtag编程和可用的-S3C2410 JTAG programming and the availability of

通过实验掌握CC2530芯片GPIO的配置方法，掌握Led驱动电路及开关Led的原理，掌握按键的使用，实现人机交互

Source code for External memory interfacing for silabs C8051F120

采用等精度测频原理的频率计 要求： 设计一个用等精度测频原理的频率计。 频率测量测量范围1~9999； 其精度为 ； 用4位带小数点数码管显示其频率； 并且具有超量程、欠量程提示功能。-With equal precision frequency measurement principle of the frequency of meter requirements: design of a frequency measurement with the principle of equal precision frequency counter. Frequency Measurement Measuring Range 1 ~ 9999 its accuracy with four with a decimal point LED display its frequency and has a super-range, less range prompts.

嵌入式开发板smart210的按键中断程序， 实现裸机按键中断，使用汇编语言编写。为后面的移植uboot到smart210上做良好的基础，并且实现串口控制台的控制功能。   代码的编写主要通过阅读芯片手册并且参考uboot源代码，配置好寄存器来完成的。 在本代码中，当看到led点亮以后，按键中断。

应用背景利用最简单的单片机实现隐约播放   适合初学者的学习关键技术利用定时器的设置实现各种频率的输出模仿音乐

在PXA270主板上，配置完基本的GPIO后，可以用本程序读写CF卡来测试CF插槽的硬件连线-The motherboard in PXA270, finished basic GPIO configuration, you can use this program to read and write CF slot CF card to test the hardware connection