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Getting Started with Windows drivers (i)

This blog is the foundation of Windows Driver development. Reprint marked Source: http://blog.csdn.net/ikerpeng/article/details/38776407A simple Windows driver typically includes: header file (decision NT,WDM; definition macros ... ), the Ingress function (equivalent to main), creates a device routine (equivalent to the implementation of a function), a driver offload, and a default dispatch.Knowledge Points:1. Two kinds of drivers: NT and

What is a hot update? Implementation of Configuration service hot update in Webpack

) At Object. The reason is that WEBPACK-CLI is not found in this package, so use NPM install WEBPACK-CLI installation webbpack-cli After the installation is complete, execute ==NPM run server== will appear under RU, you are done, copy your port address to run on the browserAs follows: > y@1.0.0 Server f:\weblearn\webpacklearn> webpack-dev-serveri「wds」: Project is running at/HTTP 10.212.109.18:8087/i「wds」: Webpack output is served From/i「wds」: Content isn't from Webpack are served from F:\webLear

38. drivers from other devices

About RS-232, 485 series driver writing, similar to USB, see [1]. Camera driverProgram The WDM camera driver consists of two parts: class driver, which is provided by MS and provides standard interfaces, and mini driver. In WDM, the Mini driver first registers itself to the class driver. The class driver owns the device object, while the mini driver does not need to create the device obje

Win Thread Synchronization Summary

1. Atomic operationUsed for synchronization of general single variables.Lock a variable with the associated APIsuch as: InterlockedIncrement (n)Https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/content/wdm/nf-wdm-interlockedincrement2. Critical section is an upgrade lock code block for atomic operationsBetween EnterCriticalSection and LeaveCriticalSectionhttps://msdn.microsoft.com/en-us/library/

Remember once WEBPACK3 upgrade Webpack4 pit

(Shared Pool) (node:2060) DeprecationWarning:Tapable.plugin is deprecated. UseNewAPI on '. Hooks ' Insteadi WDS?: Project was running at http://localhost:8072/I WDS?: Webpack output is served from/i-WDS?: Content not from Webpack are served from C:\USERS\HBOXS022\DESKTOP\WEBPACK4\SRCHAPPY[JS]: all set; signaling W Ebpack to proceed. HAPPY[CSS]: Version:5.0.0-beta.3. Threads:6(Shared Pool) Happy[css]: All set, signaling webpack to proceed. (Node:2060) DeprecationWarning:Tapable.apply is deprecate

Display the system's current tasks in a tree structure

Display the system's current tasks in a tree structure Paobao (2001-07-29-10:17)return 〗〖 Forwarding Specifies the-forest option when running PS, and the currently running process will be displayed in a tree format. For example: All programs run by Xserver will be displayed as xserver as their "roots".Command format:PS AFXWhere ' a ' indicates that all running processes are listed, ' x ' lists all background processes; ' f ' is an abbreviation for '-forest '. The output is form

CB and Assembly Hybrid programming

I ran into a question when I was writing a timer: How to make a sound? I started with the 32-bit Windows API function MessageBeep (-1); The sound was small and harsh. The original set of PlaySound functions in the 16-bit Windows API was canceled in 32-bit Windows, and the Sound function in DOS was long overdue. Fortunately, I know the hardware is also known, the PC Speaker sound is through the system timer count chip 8253/8254 generated, as long as the hardware port access to the chip can produ

10 minutes to complete a USB driver

DriverStudio. I was fortunate enough to use it for several drivers, including VxD, KMD and WDM, a little bit of experience, so want to write down to give you a little reference. If there is a mistake, you are welcome to point out to me, thank you. Next I will introduce the process of developing a USB driver with DriverStudio. This USB device has 3 bidirectional endpoints, each of which is configured as follows: EP type address buffer (Bytes) 0 In/

SON: Next Generation Optical Network

Since the 1990s, Wavelength division multiplexing (WDM) has been deployed on a large scale in telecommunications networks, and the system's transmission capacity has increased by one times every 12-18 months. However, the control and management of optical networks remain in the traditional sense of SDH networks: The optical layer is simply a simple transport medium in the network, and its main function is to provide static high speed optical access to

Present situation and development prospect of optical switch in communication system

Summary Optical switch is an important optical passive device, which can break and switch the light signal in optical network system. Optical switches are widely used in optical division/interpolation Multiplexing (OADM), Time Division Multiplexing (TDM), Wavelength Division multiplexing (WDM). Optical switch has become the focus of major communication companies and research units for its high speed, high stability and low crosstalk. Optical switch h

Using DriverStudio to construct a USB filter driver

This article is divided into three sections to describe how to construct a simple USB filter driver, including "Fundamentals", "Program implementation", "Use INF installation." The purpose of this article is to want readers to understand the rationale, you can use the most popular and most convenient driver development tools other than DDK DriverStudio to implement a own filter driver, and properly installed. First, the basic principle As we know, WDM

Android Toast Advanced--Custom toast

may only be a small application layer development engineer, can only change the application layer code. Second, even if modified notificationmanagerservice, can only change the Long_delay and Short_delay two variables, can not be arbitrarily modified display time.So many drawbacks, what should we do with the application layer development engineer? The answer is also very simple, modeled after the toast source, we build a wheel, customize a toast, so that we can certainly control the toast displ

Windows Driver Development (i)

The author learns that driver programming is a primer from two books. They are "cold river alone fishing-kernel security programming" and "Windows Driver Development technology detailed." The two books introduce the method of making the driver from different angles.In my understanding, the driver can be divided into two types of three kinds:Type one: Traditional driveThe traditional driver is characterized by the need to handle all the IRP itself, and implement the distribution function for diff

Analysis of PTN knowledge in Access Network Technology

Traditional Ethernet does best. The main disadvantage of PTN is the cost. There is still a big gap between PTN and Traditional Ethernet in the short term. Compared with the IPoverWDM/OTN technology, IPover WDM/OTN Technology focuses on solving the problem of ultra-long distance and ultra-high bandwidth transmission of IP services, it can provide point-to-point transmission channels for a large number of large particle businesses such as 2.5 Gbit/s, 1

10-year review of Access Network Technology Development

(Internet Engineering Task Force) began to research and develop the next-generation IP protocol (IPv6) in 1995. However, the development of the Internet is far from enough. The rapid development of services also requires the support of network transmission bandwidth. As a result, the well-known WDM (Wavelength Division Multiplexing) technology in Optical Communication started to enter a vigorous development period in 1995. However, EDFA (Er-doped fib

Analysis of SNMP-based ROADM device network management software

1 Introduction In recent years, the extensive development of IP, Data, video, and other services has quickly consumed optical fiber bandwidth, and the configured wavelength is gradually occupied. The development of services has shown dynamic characteristics. While expanding the capacity of the WDM system, it is bound to convert to the new generation WDM System ULH + ROADM. ROADM (Reconfigurable Optical Spli

Optical Fiber Technology and various access networks (1)

are still technical and economic issues that need further product development and technological innovation, to make it a mainstream technology for network access systems in the 21st century. 1. 4. Silicon Technology The innovation of optical network technology further requires a complete set of components, including lasers, sensors, and modem, from Z optical fiber to composite semiconductor devices. To meet these broad functional requirements, the silicon technology developed for low-cost elect

Getting started with Linux networking (3): E-Mail Server

whether there is a description statement for the SMTP port ); 6. Save the disk and exit. 7. Run the inetd command to make the settings take effect. 8. Run the following command to check whether the POP3 port is enabled (effective ). Netstat? A | grep pop If it is enabled, you can see the following information: Tcp 0 0 *: pop3 *: * LISTEN    6.5.4 open an e-mail account for a new user In LINUX, it is very easy to open an e-mail account for a new user. You only need to add a new user in LINUX. Th

Basic knowledge of optical fiber and basic knowledge of Optical Fiber

Mode: 8/125 μm, 9/125 μm, 10/125 μm Multimode: 50/125 μm European standard; 62.5/125 μM American Standard Industrial, medical and low-speed networks: 100/140 μm, 200/230 μm Plastic: 98/1000 μm for automotive control. (Note: Optical Fiber internal diameter/optical fiber outer diameter) 2. optical fiber loss 2. Glossary of Transmission Technology 1. Digital Differential multiplexing A cross-bit pulse that transmits multiple digital data, voice, and video signals over the same channel thro

Development and Application of Optical Burst Exchange Technology

The continuous growth of the Internet and the emergence of various new businesses, such as multimedia web pages, multimedia games, Multimedia conferences, and e-commerce, have led to exponential growth of Internet services. Due to the diversity and variability of services, the traditional core exchange network is no longer suitable for the needs of the continuous development of the Internet. This situation has prompted researchers to speed up in-depth research on

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