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[CommunicationModbus协议规范修改稿

Description: 非常详细的modbus规范介绍,有串口的也有基于tcp的。。。。一书在手,modebus不用愁。。。。MODBUS标准分为三部分。第一部分(“Modbus协议规范”)描述了MODBUS事物处理。第二部分(“MODBUS报文传输在TCP/IP上的实现指南”)提供了一个有助于开发者实现TCP/IP上的MODBUS应用层的参考信息。第三部分(“MODBUS报文传输在串行链路上的实现指南”)提供了一个有助于开发者实现串行链路上的MODBUS应用层的参考信息。-very detailed Modbus standard, a serial port is based on the tcp. . . . A book in hand, do not have to worry about modebus. . . . MODBUS divided into three parts. The first part ( "Modbus protocol specification") describes the MODBUS handle things. The second part ( "MODBUS Packet Transmission in TCP / IP Implementation Guide"), provides a help developers to implement TCP / IP on the application layer MODBUS reference information. The third part ( "MODBUS Packet Transmission in the serial link achieve Guide"), provides a help developers achieve serial MODBUS link on the application layer of reference information.
Platform: | Size: 1291138 | Author: 王继东 | Hits:

[Program docModbus协议规范修改稿

Description: 非常详细的modbus规范介绍,有串口的也有基于tcp的。。。。一书在手,modebus不用愁。。。。MODBUS标准分为三部分。第一部分(“Modbus协议规范”)描述了MODBUS事物处理。第二部分(“MODBUS报文传输在TCP/IP上的实现指南”)提供了一个有助于开发者实现TCP/IP上的MODBUS应用层的参考信息。第三部分(“MODBUS报文传输在串行链路上的实现指南”)提供了一个有助于开发者实现串行链路上的MODBUS应用层的参考信息。-very detailed Modbus standard, a serial port is based on the tcp. . . . A book in hand, do not have to worry about modebus. . . . MODBUS divided into three parts. The first part ( "Modbus protocol specification") describes the MODBUS handle things. The second part ( "MODBUS Packet Transmission in TCP/IP Implementation Guide"), provides a help developers to implement TCP/IP on the application layer MODBUS reference information. The third part ( "MODBUS Packet Transmission in the serial link achieve Guide"), provides a help developers achieve serial MODBUS link on the application layer of reference information.
Platform: | Size: 1291264 | Author: 王继东 | Hits:

[JSP/Javajamod-1.2rc1-src

Description: 100 java实现modbus 从站、主站-This project represents a Modbus implementation in 100 Java. It can be used to implement Modbus masters and slaves in various flavors: Serial: ASCII, RTU (Master only), BIN IP: TCP,UDP The design of this library is fully object oriented, based on abstractions which should support easy understanding, reusability and extensibility.
Platform: | Size: 868352 | Author: hemu | Hits:

[Software Engineering01

Description: 提出了一套基于Modbus协议的总线控制系统,分析了Modbus协议的特点,介绍了Modbus协议的内容及通信过程,给出了系统的软件实现方法,包括系统流程图及部分校验代码。-Proposed a set of protocols based on Modbus bus control system, analysis of the characteristics of the Modbus protocol, Modbus protocol describes the content and communication process, given the system' s software implementation methods, including the system flow chart and some validation code.
Platform: | Size: 270336 | Author: hong | Hits:

[Com Portfreemodbus-v1.4.0

Description: FreeMODBUS 是针对通用的Modbus协议栈在嵌入式系统中应用的一个实现。Modbus协议是一个在工业制造领域中得到广泛应用的一个网络协议。一个Modbus通信协议栈包括两层:定义了数据结构和功能Modbus应用协议和网络层。在FreeMODBUS的当前版本中,提供了Modbus Application Protocol v1.1a 的实现并且支持在Modbus over serial line specification 1.0中定义的RTU/ASCII传输模式。从0.7版本开始,FreeModbus也支持在TCP defined in Modbus Messaging on TCP/IP Implementation Guide v1.0a中定义的TCP传输。Freemodbus遵循BSD[1] ,这意味着本协议栈的实现代码可以应用于商业用途。-FreeMODBUS is common Modbus protocol stack for embedded systems applications in an implementation. Modbus protocol is an area in the industrial manufacturing of a widely used network protocol. A Modbus communication protocol stack including the two: the definition of a data structure and function of Modbus Application Protocol and network layer. In FreeMODBUS current version, provides a Modbus Application Protocol v1.1a implementation and support for Modbus over serial line specification 1.0 as defined in RTU/ASCII transfer mode. Starting from the 0.7 version, FreeModbus also supports TCP defined in Modbus Messaging on TCP/IP Implementation Guide v1.0a defined in the TCP transmission. Freemodbus follow the BSD [1], which means that the protocol stack implementation of the code can be used for commercial purposes.
Platform: | Size: 2948096 | Author: RoverX | Hits:

[Internet-Networknonelect20110117

Description: 详细介绍了modbus通信的实现过程,能够很好的指导开发人员就行相关设计-Described in detail the implementation of the modbus communication process, can be a good guide developers on design
Platform: | Size: 14190592 | Author: 李力 | Hits:

[Other Embeded programmodbus-RXTX

Description: MODBUS标准分为三部分。第一部分(“Modbus协议规范”)描述了MODBUS事物处理。第二部分(“MODBUS报文传输在TCP/IP上的实现指南”)提供了一个有助于开发者实现TCP/IP上的MODBUS应用层的参考信息。第三部分(“MODBUS报文传输在串行链路上的实现指南”)提供了一个有助于开发者实现串行链路上的MODBUS应用层的参考信息。-The MODBUS standard is divided into three parts. The first part ("Modbus specification") describes the MODBUS transaction. The second part ("MODBUS message transmission in the TCP/IP implementation guide") provides a help developers to implement the MODBUS application layer on the TCP/IP reference information. The third part ("MODBUS message transmission in serial link circuit implementation guide") provides a help developers to achieve the application layer of MODBUS serial link on the reference information.
Platform: | Size: 2048 | Author: li | Hits:

[Other示波器生成类附源码实例

Description: 虚拟仪器比传统仪器功能更强、可扩展性更好、性价比也更高,是未来测量测试行业的发展方向。完成了一种对马达故障波形进行显示分析的虚拟示波器软件设计,为马达故障分析提供了定量的分析工具。软件采用面向对象的软件设计思想来编写,按照功能划分为5个模块:虚拟示波器界面设计、异步串口通信、Modbus协议软件包、波形傅里叶分析、波形存储访问五大模块,使用VC++基于对话框的应用程序框架完成了这5个模块的详细设计和实现;通过测试,该虚拟示波器操作简单、测量准确,能满足使用要求(Compared with traditional instruments, virtual instrument has more powerful functions, better scalability and higher performance price ratio, which is the future direction of measurement and test industry. A software design of virtual oscilloscope for displaying and analyzing the motor fault waveform is accomplished, which provides a quantitative analysis tool for motor fault analysis. The software adopts the idea of object-oriented language, is divided into 5 modules: virtual oscilloscope interface design, asynchronous serial communication, Modbus protocol software package, waveform Fourier analysis, waveform storage and access five modules, using VC++ dialog application framework to complete the detailed design and implementation of the 5 modules based on; through the test, the virtual oscilloscope has the advantages of simple operation, accurate measurement, can satisfy the use requirement)
Platform: | Size: 19456 | Author: qwepoi45628 | Hits:

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