一个modbus的编程库

一款国产仿照飞利浦mfrc500的射频卡芯片1702中文操作手册-Philips made a replica of the RF card chips mfrc500 Chinese Operation Manual 1702

com通信，红外线-com communications, infrared

KDVoicePhone Toolkit开发工具可以使你的应用程序获得声音和电话方面的特性，如：a.. 打电话或回电话；b.. 如果对话已经在进行，可以中途接听；c.. 在电话线或声卡中回放和记录音频；d.. 从电话线中检测音频信号和脉冲信号；e.. 捕获呼叫方ID；f.. 可控制本机听筒，外部的麦克风和MODEM的外部喇叭；g.. 定时事件来跟踪回放和录音的过程；h.. 录音时可检测静音；-KDVoicePhone Toolkit development tools can make your application access to voice and telephone features, such as: a.. Call or return phone calls b.. If the dialogue already under way, you can receive half-way c.. In a telephone line or sound card in audio playback and recording d.. from the telephone line in the detection of audio signals and pulse signal e.. capture caller ID f.. can control the local handset, external microphones and MODEM external speakers g. . timing incident to track the process of playback and recording h.. recording can detect mute

手机PDA程序设计入门-Game API进阶，中文书籍-mobile PDA study from beginning-Game API step on

这是一个canopen协议的英文原版说明介绍,很详细地介绍了can总线的高级应用协议-This is a Canopen the English original agreement describes, a very detailed description of the senior bus can Application Protocol

基于对等访问控制的安全接入基础结构规范，国家无线网络安全标准草案，捷通公司递交，这是相干内容的说明。-based on the access control and other security access infrastructure standardized, national wireless network security standards Bill Chatong firms to submit, it is coherent content of the note.

端口专家是一个优秀的端口（串口、并口）监视、调试程序，有以下基本功能： 1.能动态设置各种通讯速率、奇偶校验、数据位、停止位和流控； 2.可以16进制形式自动显示接收到的数据，并能同时发送ASCII码（包括中文）和16进制字符串，可以任意设定自动发送周期,定时发送数据； 3.能将接收数据保存成文本文件,便于比较观察；并能发送任意大小的数据文件（以二进制形式发送）； 4.能自动保存设置参数，无需每次重新设置。-port experts is a good ports (serial, parallel) monitoring, debugging procedures, the following basic functions : 1. Dynamically created various communications rate, parity, data bits, stop-and flow control; 2. May 16-band automatic form of data received and at the same time sending ASCII (including Chinese) and 16 string band can be set to automatically send arbitrary cycle, regularly send data; 3. preservation can receive data into text files, facilitate comparison of observation; and the ability to send any size of paper (in binary form Send); 4. Save the settings automatically parameters, each without re-instated.

一个socket客户端/服务器段(c/s)通信程序,它是实现在线监控一个很好的源码,可以在服务器端配置代码，定制发送信息。 -A socket client/server in paragraph (c/s) communication program, it is the realization of online monitoring of a very good source, you can configure the server side code, custom send a message.

Recieve and view Signal from com port (RS232)

通信原理的所有公式 考研用的，大家可以下来参考-Communication principle of all formulas used in PubMed, we can down the reference