Zigbee protocol introduced zigebee beginners familiar with the network structure...

BER performance for QPSK over additive white Gaussian noise channel is estimated and plotted.-BER performance for QPSK over additive white Gaussian noise channel is estimated and plotted.

这是个点对点的交流工具，而且容许你在同一时间同步和一个人进行相互聊天和相互传输文件-This is a peer-to-peer communication tools, but at the same time allow you to synchronize and a person to chat with each other and transfer files

FIDO网超大文件传输的C语言源程序,仅仅只是为了学习和交流 -FIDO super network file transfer the C language source files, merely to learn and exchange

这是一个简单的聊天工具，使在同一个局域网内的不同主机可以相互聊天，而且聊天人数不限。用户可以对另一台指定的主机说话，也可以向局域网内所以主机发表广播。-This is a simple chat tool, so that in the same local area network of the different host each other to chat, but the number of open chat. Users can specify another host to speak can also be host to the LAN broadcast so.

ＲＦＩＤ13.65MHZ射频卡读写程序 15693形式-RF card reader program RFID13.65MHZ form 15693

Visual C++ 串口通信编程实践 第五章和第六章源码 -Visual C++ Serial communication programming practice, Chapter V and Chapter VI source

802.11B在物理层上的仿真,DBPSK调制-802.11B in the physical layer simulation, modulation DBPSK

设计Arduino的销13被连接到220欧姆的电阻。连接到晶体管2N222A电阻，然后连接到基座。一条腿被连接到地，另一条腿被连接到蜂鸣器。此外蜂鸣器连接到Vcc。蜂鸣器，请12伏变为5伏。

中国移动通信CMPP3.0短消息网关开发接口样例,很实用的,给开发短信平台的朋友-CMPP3.0 China Mobile Communications Development of Short Message Gateway Interface example, a very practical, SMS platform for the development of a friend

. This SDCC-based LCD demo code includes a collection of "driver" functions to access the LCD, and an example of using a custom putchar() to route printf output to either the LCD or serial port so you can use printf s nice number and string formatting features on the LCD