The crystal oscillator of the 8051 microcontroller is 12m. A counter is used to measure the duration of a pulse, and the microcontroller uses a timer to measure it. So how long should the time corresp...
Authors: Shi Feng , Yi Xinmin, Wang Xiangzhan, University of Electronic Science and Technology of China, Xiong Liying, Southwest University of Science and Technology [Font size: large, medium, small ]...
summary:
This article introduces the power monitoring system of the G45 Daqing-Guangzhou Expressway, Hubei Huangshi-Tongshan section. The system collects 400V multi-function power meters, 400V inlet a...
[i=s]This post was last edited by xunke on 2017-4-2 07:48[/i] [align=left][align=left] Due to limited conditions, I have never used a Keysight oscilloscope. In order to see if I could win a prize, I w...
Magnetic flap level gauge is also called magnetic level gauge, magnetic column level gauge, magnetic float level gauge. Its working principle is to use the principle of magnetic coupling. It is one of...
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]
As more and more consumers purchase new energy vehicles, the safety of electric vehicles has become a major concern. This has been particularly prominent following a series of electric vehicle fire...[Details]
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[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]
In camera and display systems, the demand for high-performance and low-power data interfaces is driving continuous technological evolution. The evolution of MIPI D-PHY and MIPI C-PHY clearly ...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[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]
According to the latest financial report data, thanks to its leading position in advanced technology, TSMC's profit performance in the second quarter of 2025 was extremely impressive, with net prof...[Details]
Servo motors, also known as actuator motors, serve as actuators in automatic control systems, converting received electrical signals into angular displacement or angular velocity output on the moto...[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]
The basic structure of the power grid dispatching automation system includes three parts: control center, master station system, plant terminal (RTU) and information channel. According to the diffe...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[Details]
Silicon carbide (SiC) power switching devices are becoming a popular choice for industrial battery applications due to their ability to achieve faster switching speeds and superior low-loss operati...[Details]
1. Basic structure and working principle of centrifugal pump
1. Centrifugal pump water pump relies on the high-speed rotation of the impeller to make the fluid obtain greater kinetic energy, a...[Details]
Recently, Orbbec issued an announcement that its application for issuing A-shares to specific objects in 2025 has been accepted by the Shanghai Stock Exchange.
The announcement shows that the ...[Details]