I2C 总线8 位远程I/O 扩展口芯片PCF8574 的原理与应用

一个SNMP代理程序，完成SNMP代理功能，基于嵌入式平台实现的代理功能。可以在各种通信设备中实现SNMP代理功能，也可以用在主机平台中对SNMP协议的功能进行学习。此代理软件具备实用功能。

汇编语言开发一例，linix.-compilation of language development for example, linix.

实现cc2430通过串口想计算机循环发送字符串，对学习串口通信有很好的帮助。-Achieved through the serial port to a computer recycling cc2430 send strings, have a good serial communication for learning help.

webserver文件-webserver documents

作为认识压缩的起步资料，能让初学者迅速建立数据压缩的概念，并了解常用压缩算法-As awareness of the starting data compression that allows beginners to quickly establish the concept of data compression, and understand commonly used compression algorithms

这是一个计算浮点数据绝对值的函数，在uClinux下编译运行，之所以编写这个函数，主要是因为uClinux下没有计算计算浮点数绝对值的函数。- This is a computation floating point data absolute value function, translates the movement under uClinux, therefore compiles this function, mainly is because under uClinux computation floating number absolute value function.

uClinux on ARM7TDMI(ppt)

实现S形曲线升降速，可适用于步进电机、伺服电机控制系统，加速平稳，振动很小-S-shaped curve to achieve take-off and landing speed, could be applied to stepper motor, servo motor control system, speed up the smooth, low vibration

含有完整TCP/IP PPP协议的嵌入式操作系统-contain complete TCP/IP PPP Embedded Operating System

电机的控制端分别接P1.7,P2.0,P2.1,P2.2,调速端接P2.3,P2.4,通过msp430f149的P2.3,P2.4输出PWM波，实现对电机的控制.