current location:Home > usb设备 search

Classify:
Found a total of 529 related content
  • Design of virtual instrument based on USB and LabVIEW word version
    Design of virtual instrument based on USB and LabVIEW word version
    The interface technology of virtual instruments and USB has received close attention in the field of instrument research and development. The use of USB interfaces for intelligent peripherals for data acquisition and control has improved its bottleneck phenomenon and also strengthened its "affinity" with general-purpose computers. Ordinary MCS-51 The microcontroller does not have a USB interface, and LabVIEW, one of the virtual instrument application software development platforms, does not provide a driver for the USB interface. For this reason, the design principles of virtual instruments based on USB and LabVIEW and the USB development method are introduced, and a method of USB development is proposed.
    2024-01-28 0 1145
  • Android adb application and operation commands Chinese WORD version
    Android adb application and operation commands Chinese WORD version
    Android Debug Bridge (adb) is a multi-purpose tool that helps you manage the state of your device or emulator. You can add adb through the following methods: • Run shell commands on the device • Manage the emulator or device through port forwarding • Copy or copy files from the emulator or device
    2024-02-26 0 826
  • Introduction to ios system Chinese WORD version
    Introduction to ios system Chinese WORD version
    This document mainly talks about the introduction of ios system; iOS is an operating system developed by Apple for iPhone and other devices. It is mainly used for iPhone, iPod touch and iPad devices. It manages device hardware and provides the basis for the implementation of local applications on mobile phones. technology. Depending on the device, the operating system has different system applications, such as Phone, Mail, and Safari, which can provide standard system services to users. I hope this document will help friends in need; interested friends can come and take a look.
    2024-01-27 3 2126
  • ANDROID Bluetooth programming WORD document doc format
    ANDROID Bluetooth programming WORD document doc format
    Using the BluetoothAdapter class, you can find surrounding Bluetooth devices on your Android device and then pair (bind) them. Bluetooth communication is transmitted to each other based on the unique address MAC. Considering security issues, Bluetooth communication needs to be paired first. Then start to connect to each other. After the connection, the devices will share the same RFCOMM channel to transmit data to each other. Currently, these implementations are implemented on Android 2.0 or higher SDK. 1. Finding/discovering dev
    2024-02-27 0 977
  • Android In-depth understanding of SQLite storage method Chinese WORD version
    Android In-depth understanding of SQLite storage method Chinese WORD version
    This document describes Android's in-depth understanding of SQLite storage methods; SQLite is a lightweight database designed for embedded use, and it takes up very few resources. In embedded devices, it only requires a few hundred KB; there are Friends who need it can download it and take a look
    2024-02-29 0 1224
  • Android Chinese help document pdf version
    Android Chinese help document pdf version
    Android is a software set specifically for mobile devices, which includes an operating system, middleware and some important applications. The beta version of the Android SDK provides the necessary tools and API interfaces for Android application development using the Java language on the Android platform. Features  Application framework Supports reuse and replacement of components  Dalvik virtual machine Optimized for mobile devices  Integrated browsing
    2024-02-01 0 786
  • Sencha touch Development Guide Chinese WORD version
    Sencha touch Development Guide Chinese WORD version
    This document mainly talks about the Sencha touch development guide; it mainly introduces how to use Sencha Touch to develop applications for handheld devices, mainly for high-end mobile phones such as iPhone. We will introduce the entire development process through a detailed example. Sencha Touch is a Javascrt framework specifically developed for mobile devices. With Sencha Touch you can create web apps that are very much like native apps. The user interface components and data management are all based on HTML5 and
    2024-02-01 0 576
  • Smart home based on Android Chinese WORD version
    Smart home based on Android Chinese WORD version
    Android: Android is an open source operating system based on Linux, mainly used in portable devices. Android is an open source operating system designed specifically for mobile phones. Android phones will open up new applications and make home intelligence available to ordinary families. The Android interface display (Cortex_A8) comes from the Cortex_m0 analog quantity and can control or operate Cortex_m0. Friends in need can download and take a look
    2024-02-29 0 689
  • Foundation5 Reference Manual Chinese chm version
    Foundation5 Reference Manual Chinese chm version
    Foundation is a framework for developing responsive HTML, CSS and JavaScript. Foundation is an easy-to-use, powerful, and flexible framework for building web applications on any device. Foundation is a popular mobile-first framework. This article brings you the Foundation5 reference manual. Friends who need it can refer to it!
    2024-02-02 0 1100
  • Use HTML, CSS, JavaScript to develop Android applications English text pdf version with source file
    Use HTML, CSS, JavaScript to develop Android applications English text pdf version with source file
    If you know HTML, CSS, and JavaScript, you already have the tools you need to develop Android apps. This hands-on book shows how to use these open source web standards to design and build applications that work on any Android device—no Java required. You'll learn how to create an Android-friendly web app on the platform of your choice, then convert it to a native Android app with the free PhoneGap framework
    2024-02-27 7 1276
  • Sencha Touch Quick Start 2.0 Chinese WORD version
    Sencha Touch Quick Start 2.0 Chinese WORD version
    This document mainly talks about Sencha Touch Quick Start 2.0; Sencha Touch can make your Web App look like a Native App. Beautiful user interface components and rich data management are all based on the latest HTML5 and CSS3 WEB standards, and are fully compatible with Android and Apple iOS devices. I hope this document will help friends in need; interested friends can come and take a look.
    2024-02-26 0 1085
  • Android linux kernel introduction Chinese WORD version
    Android linux kernel introduction Chinese WORD version
    This document mainly talks about the introduction of Android linux kernel; Android kernel is based on Linux 2.6 kernel (the latest development version is 2.6.31). It is an enhanced kernel version. In addition to modifying some bugs, it provides functions to support Android Platform device driver, I hope this document will help friends in need; interested friends can come and take a look
    2024-02-29 0 1209
  • OpenGL programming based on MFC Chinese WORD version
    OpenGL programming based on MFC Chinese WORD version
    This document mainly talks about OpenGL programming based on MFC; GDI draws through the device handle (Device Context, hereinafter referred to as "DC"), while OpenGL requires a rendering environment (Rendering Context, hereinafter referred to as "RC"). Each GDI command requires a DC to be passed to it, but unlike GDI, OpenGL uses the current drawing context (RC). Once a current RC is specified in a thread, all subsequent O
    2024-02-26 0 710
  • Android4.0 new SDK new features Chinese WORD version
    Android4.0 new SDK new features Chinese WORD version
    Android 4.0 is a major platform release that adds a host of new features for users and app developers. Of all the new features and APIs we'll discuss below, Android 4.0 is an important platform release because it brings the widely used APIs and hologram themes of Android 3.x versions to small-screen devices. Interested friends can come and take a look
    2024-01-29 2 1942
  • Tutorial on using SQLite database in Android development chm version
    Tutorial on using SQLite database in Android development chm version
    Tutorial on Android development using SQLite database, chm format. SQLite is a very popular embedded database that supports SQL queries and uses only a small amount of memory. Android integrates SQLite at runtime, so every Android application can use a SQLite database. For developers familiar with SQL, using SQLite is fairly simple. Yes, since JDBC is not suitable for memory-constrained devices such as mobile phones, Android
    2024-02-28 0 1067
  • Android Developer Guide Part 1: Getting Started
    Android Developer Guide Part 1: Getting Started
    Android Documentation - Developer Guide - Part 1: Getting Started - Chinese and English Version Android provides a rich application framework, which allows you to build innovative applications and games for mobile devices in the Java language environment. The documents listed in the left navigation provide detailed information on how to build applications using Android's various APIs. Part One: Introduction 0. Introduction to Android (Introduction to Android) 1. Application
    2024-01-29 2 1920
  • Introduction to Android operating system Chinese WORD version
    Introduction to Android operating system Chinese WORD version
    This document mainly describes the introduction of the Android operating system; Android is an operating system based on the Linux kernel. It is a mobile operating system announced by Google on November 5, 2007. It was developed by Google in the early days and later by the Open Handheld Device Alliance (Open Developed by Handset Alliance. It adopts a software stack (also known as software stack) architecture, which is mainly divided into three parts. The underlying Linux kernel only provides basic functions; other application software is provided by each company.
    2024-02-28 0 575
  • Android mobile phone development course standards Chinese WORD version
    Android mobile phone development course standards Chinese WORD version
    This course is designed based on the general idea of ​​understanding methods and emphasizing application, highlighting the skill-based and applied characteristics of vocational education, focusing on cultivating students' practical application skills, and striving to achieve the goal of sufficient theoretical methods and excellent technical skills. Through the study of this course, students will be equipped with knowledge related to Android platform application development, good programming habits and the ability to develop mobile application software, and be competent in tasks such as mobile phone software development based on the Android platform. Interested friends can come and take a look
    2024-01-30 0 1189
  • Android local data storage Chinese WORD version
    Android local data storage Chinese WORD version
    This document is primarily about Android local data storage; the ability to store data locally on a mobile device is a critical feature for applications that need to maintain important information across the execution or lifetime of the application. As a developer, you often need to store information such as user preferences or application configurations. You must also decide based on characteristics such as access visibility whether you need to involve internal or external memory, or whether you need to deal with more complex, structured data types. Follow this article to learn the Android data storage API with
    2024-02-26 0 808
  • Python website development guide WORD version
    Python website development guide WORD version
    This document mainly talks about the guidelines for developing websites in Python; HTML is the universal language of the Internet, a simple and universal all-in-one markup language. It allows web page producers to create complex pages that combine text and images. These pages can be browsed by anyone else on the Internet, no matter what type of computer or browser is used. Python, like other programming languages, has its own set of processes. Control statements, and the syntax of these statements is similar to other programming languages. They all have keywords such as for, if, and while to express the program flow. I hope this document will help friends in need
    2024-01-25 0 979