The last time I used these two USB shields was probably ten years ago. I don’t need them anymore, so I took them apart and took a look.Use a flat-blade screwdriver to pry open a crack along the gap, t...
There is a lib library and a header file. There is no problem compiling and linking under vc. Under evc, compiling and linking in emulator mode are also normal. However, when compiling in arm4 mode, t...
Design of mine tunnel lamp power supply The mine power supply is AC100V, considering the harsh underground environment. In addition to designing the power supply as a constant current source, the powe...
Maybe my question is not very accurate. But I can't think of any other way to say it. Today I want to make a property page. After I finished it, I found that the new property page I created has a syst...
This is my first time using a microcontroller. I made a little gadget myself. But after the hardware is built, how to burn the software into the microcontroller has become a problem! My chip is AT89S5...
The TIA Portal software's shift instructions shift the contents of an accumulator bit by bit to the left or right. The number of bits shifted is determined by N. A left shift of N bits multiplies t...[Details]
A line scan lens is an industrial lens used with line scan cameras. Its imaging principle is to capture the image of the workpiece using a linear sensor and then perform digital signal processing t...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
On August 25th, Apple's expansion in India encountered new troubles. According to Bloomberg, Foxconn Technology Group has recalled approximately 300 Chinese engineers from India, further hindering ...[Details]
UPS stands for Uninterruptible Power Supply, which includes energy storage devices. It is mainly used to provide uninterruptible power supply for devices that require high power stability.
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Batteries, at the core of new energy vehicles, are crucial to vehicle performance and range. Existing automotive batteries are categorized into lead-acid and lithium batteries. Currently, new energ...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
introduction
The rapid development of science and technology has enabled mankind to quickly move from the Internet era to the big data era. As a result, the amount of data generated by people ...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]
A new multi-layer diffractive optical processor can block images in one direction while allowing images in another direction to pass through.
Researchers at the University of California,...[Details]
Blackfin® 16-/32-bit embedded processors offer high performance, low power consumption, flexible software features, and scalability, making them suitable for converged applications such as multi-fo...[Details]
The motor is a very important component for new energy vehicles. In terms of vehicle power, pure electric vehicles use electric motors instead of traditional diesel/gasoline engines. For electric v...[Details]
The power transmission system between a car's engine and drive wheels is called its drivetrain. It ensures the necessary traction and speed under various driving conditions, and coordinates these t...[Details]