[i=s]This post was last edited by Rambo on 2017-9-27 15:53[/i] One of the biggest differences between Qt 5 and Qt 4 is the change in the underlying architecture. Qt 5 introduces the concept of modular...
I am collecting data from a camera. I use CreateFile to open the device and then call the DeviceIoControl function. The second parameter requires a control CODE. Does the driver need to provide this C...
[b]2-1-1-4. Pulse sequence magnetization of the core of the dual-excitation switching power supply transformer[/b] The main difference between the dual-excitation transformer and the single-excitation...
I bought a Helio development board and completed the following tasks according to Altera's GSRD process: (1) Compile preloader and uboot in the SocEDS command line; (2) Use yocto's bitbake to compile ...
At the beginning of this year, I was preparing for the electronic design competition and got a few sets of SPCE061A boards from Lingyang University from my teacher. I only soldered one. I didn't solde...
What does the standard 14-pin JTAG interface of the prawn f149 look like? Does it need a TEST? Can a USB emulator be used to power the microcontroller when programming? Thank you very much!!!...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
The power supply is the core component of a computer. Although it is not of high value, all computer components rely on the switching power adapter to provide energy, so the stability of a power su...[Details]