[i=s]This post was last edited by yin_wu_qing on 2022-1-22 18:10[/i]After communicating with the organizer, the development board was received in advance. SF Express was indeed very fast. Let's unbox ...
The PC machine can communicate with multiple 485 devices via a 232->485 converter. I have written about 232, but I am not sure about 485. I would like to ask: (1) Should this be full-duplex or half-du...
There are two ways to know about high-precision gyroscopes. One is that people ask for information and find out that an error of 1°-2° is considered a high-precision gyroscope. There is also a saying ...
The latest global survey of element14 reveals that Industry 4.0 will become the dominant application of the Internet of Things within 5 years. The specific news content can be found here:Do you person...
[size=5] I would like to ask you guys, I want to open a small shop in Shenyang to make circuit boards, mainly for scattered small batches of customers, using engraving machines, I wonder if there is a...
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[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]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
The drive shaft is the shaft in a universal joint that transmits power. As a high-speed, low-support rotating body, its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing...[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]
EVTank predicts that all-solid-state batteries will achieve small-scale mass production in 2027 and large-scale shipments by 2030. Global solid-state battery shipments will reach 614.1GWh, of which...[Details]