利用vc++实现的一个直接序列扩频通信处理程序，包含了简单的测试数据。此程序很详尽。...

Zigbee协议介绍 入门者熟悉zigebee的网络结构和具体术语-Zigbee protocol introduced zigebee beginners familiar with the network structure and the specific terms

详细的基于51 单片机的rfid 卡读写驱动，适用于S50非接触式IC卡性能简介（M1），  卡片的电气部分只由一个天线和ASIC组成。 天线：卡片的天线是只有几组绕线的线圈，很适于封装到IS0卡片中。 ASIC：卡片的ASIC由一个高速（106KB波特率）的RF接口，一个控制单元和一个      

C语言通讯程序库windows版 　-C language communication procedures for windows version

这是前段时间为多普达U1000手机做的一个蓝牙串口通信软件,实现通过多普达U1000手机控制外部设备的功能,软件运行于wince系统,使用vs2005开发,

CDMA中PN、Walsh码应用及调制解调的仿真实现-CDMA in the PN, Walsh code modulation and demodulation application and the Simulation

（基于H.323协议族）voip综述及常用算法实现。-(Based on the H.323 protocol suite) voip Summary and commonly used algorithm.

rs232控制的程序，很好用的，推荐给大家。-RS232 control procedures, very good use, and recommend to everyone.

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DNP3 Object Library Documentation (*.doc extension) 2.1 GENERAL This section describes the basic rules for the declaration of information elements. These rules have been derived from the IEC TC57 870 series of standards or drafts. These rules provide an unambiguous means of describing and representing data irrespective of its origin. Device profile documents are used to indicate the exact origin and meaning of the data object for each telecontrol device.