This is a linux shell script based learning materials, introductory tutorial to...

D1302-d1302

一个在LINUX下运行的嵌入式数据库系统,支持SQL查询语句-a LINUX operating in the embedded database system, SQL query

基于PIC18F45K22的几个小程序，主要程序有1，闪烁的LED（16MHz） 02  从左到右的流水灯 03  8只LED左右来回点亮 06  单只数码管循环显示0~9  07  8只数码管滚动显示单个数字 08  8只数码管动态显示多个不同字符

模糊PID控制器--Blur PID controller.

基于ARM9嵌入式开发板LINUX环境下的程序代码，是大家常用的程序，代码中有详细的注释，方便移植！-based on ARM9 Embedded Linux Development Board under the environment code, and it is commonly used procedures, code detailed in the Notes to facilitate the transplant.

进过一个月调试，终于调试稳定，网上很多朋友都在找这个，现在贡献出来给大家，希望对你有所帮助。该项目已经商用，如果你在使用过程中发现有任何问题，请及时联系我

arm7开发板音频测试,开发板芯片为s3c44b0x，音频芯片为cs4334-audio test in arm7（s3c44b0x）

配合KEIL C的AGSI调试I2C的工具，包含了显示对话框，可以操作。-with KEIL C AGSI I2C debugging tools, including a dialog box appears, can operate.

Linux 操作系统提供进程间通信（IPC）机制，用来保证正在执行的进程在内核的协调下能够 共享资源、同步以及交换数据等。Linux 支持大量进程间通信机制，包括信号、等待队列、管道 以及Unix 系统V 中提供的进程间通信机制，如消息队列、信号量和共享内存。-Linux operating system to provide inter-process communication (IPC) mechanism used to ensure that the process is being implemented in coordination with the core to share resources, synchronization and exchange information. Linux support a large number of inter-process communication mechanisms, including signal and wait for the queue, pipeline and the Unix System V to provide inter-process communication mechanisms, such as message queue, the signal volume and shared memory.

arm7制作的MP3（软解码部分）-arm7 based mp3 (software decoding)