This article mainly introduces the PA design based on the MRF8P9040N tube, including DCIV curve setting, bias circuit design, LoadPull, SourcePull design, input and output matching design, schematic d...
With the opening of the 2022 Winter Olympics, the popularity of Bing Dwen Dwen has risen rapidly, and it has even reached a point where it is hard to find one. As an electronic engineer and DIY enthus...
This evaluation will try to build the first part of handwritten digit recognition: the construction of the pytorch framework. Of course, Baidu's EasyDL can build and deploy neural networks, but pytorc...
I'm working on the spectrum analyzer test of this model recently. There are too many young people in the position, so it's hard to explain. I hope the big guys can provide Chinese operating instructio...
Following the previous article, the content includes 1 system content, 2, component selection, 3, system hardware design, etc. Please refer to: https://club.gizwits.com/thread-166756-1-1.html4 System ...
I built a F103ZET6 board myself. It only has a download port in SWD mode, but no pull-up or pull-down. The chip can be identified using the CMSIS-DAP downloader, but the program cannot be downloaded. ...
随着科技的高速发展，信息系统越来越广泛的应用于国民经济的各个领域，其安全问题显得尤为重要。近日，中达电通提供的台达灵动小机房解决方案成功护航沈阳某超市，为其信息系统的安全运行“领航”。
As we all know, the construction of a computer room is composed of multiple systems, involving a wi...[Details]
1. Project design background and overview
This project is a GPS positioning program based on the SLH microcontroller. Through the location coordinates provided by GPS, in addition to positioning,...[Details]
STM32 general timer and tick timer
Preface: STM32 includes two advanced timers TIM1/TIM8, four general timers TIM2~TIM5, two basic timers TIM6/TIM7, and a very convenient system tick timer (s...[Details]
China Energy Storage Network:
Energy security is inseparable from network security, especially with the development of energy internet, energy network security has also been elevated to an im...[Details]
Security is becoming increasingly important in a variety of applications including smartphone accessories, smart meters, personal health monitoring, remote controls, and access systems. To protec...[Details]
In the morning of August 29th, Beijing time, in response to media reports that Jia Yueting will step down as FF CEO, FF issued a statement saying that FF has been working hard to promote changes in t...[Details]
In non-continuous transmission communication systems, switching power supplies often need to work under contradictory conditions, that is, they require high isolation between input and output and...[Details]
Although there are still a few months away from the iPhone 13 series launch conference, as the release time approaches, various rumors and leaks about the iPhone 13 have frequently leaked. Recently...[Details]
With the development of the economy and the improvement of living standards, people's living requirements have changed. In order to adapt to the new needs of housing, my country will build an intelli...[Details]
Image source: Bloomberg Some of China’s wealthiest tycoons have poured billions of dollars into electric-vehicle companies to fulfill China’s dream of becoming a leader in the sector. Now, a recko...[Details]
The state machine is the most commonly used design model in engineering applications. Using the state machine, we can easily implement judgment and branching in the program flow chart.
...[Details]
The main reason for adding capacitors to single-phase motors is to achieve starting and improve the power factor. The role of capacitors in single-phase motors will be discussed in detail below.
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Industry sources said OSATs are expected to increase quotes for wire-bond packages again in the first half of 2022 to reflect rising costs of materials such as lead frames and molding compounds due t...[Details]
Recently, foreign media reported that iOS 13 will abandon support for iPhone 5s, iPhone SE, iPhone 6/6 Plus. As for iPad, devices earlier than iPad mini 2 and iPad Ai will not be able to install iOS ...[Details]
1 Introduction
At present, my country's artificial breeding industry is developing rapidly. However, the breeding methods are very backward. Most of them still use the traditional manual feedi...[Details]
RF/Wirelessly
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