sip_rfc2543 standardized documents

内含TD-SCDMA中文标准，TD_SCDMA权威白皮书，还有TD物理层关键技术介绍-intron TD-SCDMA standard Chinese, TD_SCDMA authority of the White Paper, There TD physical layer key technical presentations!

4428卡的读写卡程序，有自己的dll文件 -4428 card reader card procedures, it has its own dll file

怎么做驱动的程序事例-how to do the procedure-driven stories

c# 串口 以太网通信 modibus  连接 plc  从文本框输入负数 -2 补码=反+1=进位+原数 Vb 清除输入缓冲区 输出缓冲区 c#用不用清除？？哪个函数？？ //發送二進制數據 ？？？？？？？？？？？？？？ private void SendBytesData(SerialPort serialPort) { ////从 文本框取得数据 如果负数 -2 怎么办？？？？ byte[] bytesSend = Encoding.Default.GetBytes(txtSend.Text); spcom.Write(bytesSend, 0, bytesSend.Length); } 通过MODBUS TCP读写PLC源码 功能模块一：读写PLC主模块 using System; using System.Net; using System.Net.Sockets; public static void WriteWord(int mwAddress,int mwValue) {写字到以太网 if (init_plc() == 0) { try { hi = mwAddress / 256; low = mwAddress - hi * 256; hi1 = mwValue / 256; ///////////16bit low1 = mwValue - hi * 256; sendBuf[7] = 6; sendBuf[8] = (byte)hi; sendBuf[9] = (byte)low; sendBuf[10]

CAN-bus总线V2.0规范中文说明文档-CAN-bus Bus V2.0 standard Chinese documentation

通过API调用，可以把从键盘接收到的字符串到串口，然后把获得的字符显示在屏幕上-through API calls can be received from the keyboard to the string of serial and then the characters were shown on the screen

连接Modem的源代码-linking the source code Modem

Visual C++高级开发范例解析第二章ActiveX源码-Visual C++ Advanced Development ActiveX sample chapter source analysis

一个好的代理服务器C代码里面的代码可以学习的东西

有关通信的信道编码的书籍，涉及通信编码的理论原理与应用-Of the communication channel coding books, coding theory involved in communication and application of the principle