When it comes to "coquettish", everyone always understands it as "spoiled", and thinks it is not a good word. But the "coquettish" of Lin Daiyu is a kind of nobleness, a kind of aristocratic style. As...
The sound signal (footsteps, applause, etc.) is received by the electret microphone BM and converted into an electrical signal. It is coupled to the base of VT through C1 for voltage amplification. Th...
[color=#000000][backcolor=white] The comparator circuit composed of an ideal op amp is as follows: [/backcolor][/color][align=center][/align] [color=#000000][backcolor=white]The input is a triangle wa...
Hello everyone, I don't know embedded development, I'm just a PPC user. My PPC is O2 FLAME, and its system partition is in the 2G MDOC H3. During one operation, I accidentally deleted the partition, r...
Please help me with the issue of Am335x Boot from NandVFS: Cannot open root device "ubi0:rootfs" or unknown-block(0,0)[ 3.833060] Please append a correct "root=" boot option; here are the available pa...
Hello everyone, I want to get into embedded systems, but I don't have any foundation. I have developed some small software in the past two years, using C language. What do I need to learn for embedded...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[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]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[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]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
A Beijing chemical project utilizes a distributed control system (DCS). The master control system primarily uses the Modbus protocol, while the remote field devices utilize the PROFIBUS-DP protocol...[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]
With the improvement of China's supporting infrastructure and the accumulation of technology and capital, demand for industrial automation and intelligent applications of machine vision technology ...[Details]
1. Static Balance
Static balancing is performed on one correction surface of the rotor. The remaining unbalance after correction is used to ensure that the rotor is within the specified range ...[Details]