rfid 射频卡读写驱动

通信系统仿真应用，卡尔曼滤波器 实现语言：C语言-communications system simulation application, Kalman Filter languages : C language

SST OPC CLIENT源码，学习OPC 客户端开发很好的例子-SST OPC Client source code, learning OPC Client good example

the function is uses for obtaining TX with square root cosine filter-the function is uses for obtaining TX with square root cosine filter

基于Matlab，采用判决反馈均衡器对信号进行均衡的仿真程序-Based on Matlab, the use of decision feedback equalizer for the signal-balanced simulation program

rs232 serial program

Generate orthogonal Walsh codes, which can be used in wireless communications such as CDMA system.

雷达直达波和目标回波之间抵消，两个信号一强一弱，既可以抵消强信号，也可以抵消弱信号-Radar direct wave and the target echo offset between the two signals a strong one weak, only to be offset by a strong signal, you can also offset the weak signal

ATmega 128 芯片介绍文档,包括它的中断,I/O,UART,TIMER等-ATmega 128 chip, introduced the document, including its interrupt, I/O, UART, TIMER, etc.

1394 网口 等通信接口的优劣比较，尤其在图像处理的图像信息传输中有很大参考作用-1394 network communication interface, etc. I compare the advantages and disadvantages, especially in image processing of image information transmission in a large reference

从硬件和软件两个方面介绍计算机与键盘鼠标通信的协议、实现（中英文对照）-hardware and software introduced two computer keyboard and mouse communications with the agreement achieved (bilingual)