Classification of lenses 1. Classification of lenses Classification by appearance and function, by size, by aperture, by zoom type, and by focal length: * Spherical lens 1” 25mm Automatic aperture Ele...
I use the s3c2440 chip and the cs8900a Ethernet 10M network card. I receive data by interrupt. The interrupt is initialized as follows: static void Int_cs8900_init(void) { rGPGCON = rGPGCON |(1<<3);//...
A complete reference design for asset tracking and cold chain data logging with over 5 years of battery life and a simple NFC (Near Field Communication) interface for configuration and readback.
For m...
I need to implement a 2ms timer 3 precise interrupt. I modified the platform.reg and platform.bib files, added timer.c and timer.h, makefile and source, set the interrupt number in oalintr.h, enabled ...
I bought the card and my eldest brother is using it. He came back from Shanghai a few days ago and praised the card for being so useful. I borrowed the card these days to try out 3G myself. I am no lo...
Wave soldering is a crucial electronic component soldering technique used in the production of a wide range of electronic devices, from home appliances to computers to avionics. The process is wide...[Details]
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[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]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[Details]
Permanent magnets are essential components in a wide range of household and industrial devices. They are particularly crucial in the renewable energy sector, including electric vehicle motors. Curr...[Details]
On August 22, the Wall Street Journal reported on the 21st local time that the new US government does not plan to acquire equity in semiconductor wafer foundry giant TSMC and Micron, one of the thr...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[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]
Today,
the Intel®
Universal
Quick Connector (UQD) Interchangeability Alliance was officially established
. At the inaugural ceremony, Intel and its first certified partners—Invicta...[Details]
Bearing wear is a common equipment problem in the manufacturing industry. In today's world where controlling production costs is advocated, using repair technology to reduce the scrapping and repla...[Details]
Recently, UBTECH announced its patent for "robot self-battery replacement structure, device and method".
The Qichacha patent abstract shows that the robot's self-battery replacement stru...[Details]
At the 2025 KeyBanc Investor Conference,
ON
Semiconductor CEO Hassane S. El-Khoury, framing global industrial transformation as the basis for
his strategic layout in two high-growth sect...[Details]
Vision is the most sensitive and direct way for humans to perceive things. It allows us to acquire a wealth of information about our surroundings without physical contact. However, due to the compl...[Details]
No one expected that after about a day of downtime, four or five thermostats on the control panel would display four 0000s and flash. We knew it was caused by poor contact of the temperature sensin...[Details]
PLC is the foundation of modern industry. Although it is a product of the Second Industrial Revolution, it has experienced nearly a century of ups and downs. Not only has it not disappeared, but it...[Details]