Modbus 源码程序 非常详尽 适合初学者

PSK调制和解调,包括BPSK,DPSK等.-PSK modulation and demodulation, including BPSK, DPSK, etc..

Detect IRDA device in C

读卡器编程实例--- Reader programming examples-Reader programming examples

C#串口输出特定格式的数据，数据格式为：正文开始符+编号+数值1+数值2+数值3+M+00+正文结束符+2E。 其中数据为：正负号+xxx.xx。 提及的正文开始符为assic码2号字符，正文结束符为assic码3号字符.

CDMA、TDMA、GSM3G通途怎么走？-CDMA, TDMA, GSM3G thoroughfare how to proceed?

GTP信令规定了移动台MS接入GPRS网络的隧道控制和管理协议要求，信令主要执行建立、修改和删除隧道的功能。在用户面，GTP利用GSN之间建立的隧道传送用户数据分组。-GTP signaling provides GPRS mobile station MS network access control and management of the tunnel requirements in the agreement, signaling the main executive to establish, modify and delete functions of the tunnel. In the user plane, GTP using GSN tunnel established between the transmission of user data packet.

一篇详细介绍高速数据调制解调技术，主要以QPSK信号为例，包括解调和定时，挺好的-A detailed introduction of high-speed data modem technology, mainly as an example QPSK signals, including demodulation and timing, very good

一个开发实时数据信号处理的元老级的库函数，intel的，不可多得，难得一见，一见钟情，情难以忍！-A development deal with real-time data signal of the senior class library, intel, and a rare, rare, love at first sight, difficult to tolerate the situation!

CRC的全称为Cyclic Redundancy Check，中文名称为循环冗余校验。它是一类重要的线性分组码，编码和解码方法简单，检错和纠错能力强，在通信领域广泛地用于实现差错控制-CRC called the Cyclic Redundancy Check, the Chinese name of the Cyclic Redundancy Check. It is an important class of linear block codes, encoding and decoding method is simple, and error detection and correction capability in the field of communication widely used to achieve error control

汽车通信协议 CAN,PWM,VPW,KWP协议,包括KWP2000,5波特初始化,sae j1850 PWM ,VPW通信协议