[font=微软雅黑][size=4][color=#000000] This "magic item" is definitely very useful for a lazy person like me! Of course, it is also very helpful if you have a bad memory! It is a lithium battery charger! ...
[i=s]This post was last edited by anger0925 on 2019-1-20 21:02[/i] I have been busy recently and have been out for the annual meeting. I haven't had time to update. Today I will finish a small web ser...
Taking full-color screen as an example, the red, green, blue and white balance ratio is usually 3:4:1
Red LED brightness: Brightness (CD) / M2 ÷ number of points / M2 × 0.3 (white balance ratio 30%) ÷...
/*Determine the processing range*/ /*A */ /* */ /* D*/ int intAPixels = 190; int intALines = 59; int intDPixels = 530; int intDLines = 229; How are 190, 59, 530, and 229 determined?...
I wrote a program for the stc12c5a60s2 microcontroller. One serial port collects current module data, and one timer collects frequency. The data is sent through another serial port. At first, the data...
When I use the hive registry save method, the system freezes when it enters the positioning program. The positioning needle does not move when I click the screen. Pressing esc does not work either. Ho...
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
What is "Car Electronic Fence"
Fleet managers can define a graphical area (regular or irregular) or divide it into administrative zones in Yamei Technology's vehicle backend management system ...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[Details]
The mass production process of the new generation of cockpit platform has started, and the smart cockpit market has entered a new bonus cycle of technology iteration and platform upgrade.
...[Details]
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
In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
Recently, Tesla released the "Tesla Car Voice Assistant Terms of Use", announcing that the car voice assistant will be connected to the Doubao large model (Skylark large model) and DeepSeek Chat pr...[Details]
introduction
Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
Spark plugs are an indispensable device for engines. As the saying goes, without spark plugs, the engine cannot work properly. The serious consequence is that when driving at high speeds, the engin...[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]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
According to foreign media reports, Ford Motor has applied to the U.S. Patent and Social Security Office (USPTO) for a patent for a door anti-collision system that may be used in future Ford vehicl...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]