OPC-Server--src

MODBUS RTU using Attiny44 from Atmel

时频域联合反射法（TFDR）故障测距原理及相关论文 (Joint time-frequency domain reflectometry (TFDR) fault location principle and related papers)

里面是一些自己总结的opnet的建模步骤，还有就是opnet里面常用英文单词的汉语解释。(Which are summarized opnet own modeling steps, there is the opnet which used English words explained in Chinese.)

GSM reading book in the would

说明：  自己做的蓝牙协议栈,目前完成了hci,l2cap和sdp层(Own Bluetooth protocol stack)

用C语言设计数字滤波器,实现低通，带通，高通，带阻功能(Digital filter design using C language， to obtain Low pass, band pass, high pass, band-stop function)

IEC60870-5-103通信规约的从站模拟软件，可以模拟一个采用单片机驱动的继电保护设备，自动向主站程序上送数据并响应主站数据的数据问询请求，并有可选择的状态变位和扰动数据进行上送(IEC60870-5-103 communication protocol slave simulation software can simulate a single-chip computer-driven protection equipment, automatic procedures to send data to the master station and respond to data inquiries master data requests, and there is an optional state displacement and disturbance data sent)

visual c++ 很好的程序例子，适合网络编程初学者编程学习(visual c++ examples of good programs, programming for beginners to learn network programming)

这是一个短信报警的小程序，它通过ADO操作读取发送的短信号码和内容，自动发送短信并产生日志(This is a message warning of a small program that reads through the ADO operation number and content of messages sent automatically send text messages and generate the log)

TDMA程序运用OPNET软件实现完成，固定时隙(TDMA procedure using OPNET software to complete a fixed time slot)