fieldbus communication

In-depth explanation: the socket communication principle and socket communication principle of php Are you familiar with TCP/IP, UDP, and Socket programming? With the development of network technology, these words are filled with our ears. So I want to ask: 1. What are TCP/IP and UDP? 2. Where is the Socket? 3. What is Socket? 4. Will you use them? What are TCP/IP and UDP? TCP/IP (Transmission Control Proto

Unix IPC: Pipelines, Named Pipes (FIFO) Piping 1. ConceptA pipeline is a one-way (half-duplex), first-out, non-structured byte stream that connects the output of one process with the input of another. The write process writes data at the end of the pipeline, and the read process reads the data at the first end of the pipeline. When the data is read out, it is removed from the pipeline, and no other read process can read the data.The pipeline provides a simple flow control mechanism. When a pro

Summary Learn how to create or integrate the basics of real Time communication (RTC) application programming interfaces (APIs) to achieve audio and video conferencing, application sharing, Whiteboard, simple point-to-point chat, and audio and video tuning wizards. The RTC API delivers superior pc-based communication innovations that can be applied to all Microsoft Windows XP based applications. Introducti

Programming core content 2: Communication and programming core communication WCF is a communication management framework provided by. NET with high flexibility. I. Features 1. Flexible server support:Asp.net, windows Service, com + process, windows form, etc. 2. Convenient programming:Common base classes are not required. 3. Optional channels:Http, tcp, ipc, a

First of all, the NETWORKCOMMS communication Framework is a commercial version, this article does not provide.Not familiar with Java, just installed Eclipse, communication only implements the characters from the Java client to the C # server, the server receives a message, returns a character message to the Java client, the Java client displays the received message.Server-side based Networkcomms V3 C #

AngularJS controller correct communication method, angularjs controller Communication AngularJS is a very powerful front-end MVC Framework. controller in AngularJS is a function used to add additional functions to the view scope ($ scope, we use it to set the initial state for the scope object and add custom behavior. When we create a new controller, angularJS will generate and pass a new $ scope object to

Tank is 1: designed based on Broadcast Communication 2: it uses connectionless and unreliable data transmission 3: one-way communication 4: the server process in the oil tank reads data, and the client process writes data. 5: the message length is less than 424 bytes (about 210 Chinese characters) Steps: 1: create a single MFC Appwizard named mailslotsrvProgram, Add a menu item named "recei

Implementation of the Android network communication base class and android Network Communication To facilitate our communication with the server, we need to implement a network communication base class. The implementation code is as follows: Import java. io. BufferedReader;Import java. io. BufferedWriter;Import java. i

Purpose : Why is there a need for communication between processes?1. Data transmissionA process needs to send his data to another process.2. Resource SharingShare the same resources across multiple processes.3. Notification EventsA process needs to send a message to another or a set of processes to notify them that an event has occurred.4. Process ControlSome processes want full control over the execution of another process (the eg:debug process), at

Socket (socket) communication { network communication is actually the communication between sockets }, first understand the concept: "from Baidu Encyclopedia" "Two programs use a two-way communication connection to exchange data, and one end of the connection is called a socket. " It can be said that the socket is a ne

is notified to the main thread to refresh the UI. This notification mechanism blogger is not in detail second speed, interested friends please transfer: Android asynchronous Processing series Article indexIn normal development, we do not each request, as the above simple to write, we need to do a certain package processing, to make the code more concise, more clear architecture. Then we need four of these things.1, HTTP Access Manager 2, message Communicati