[p=28, null, left][color=rgb(85, 85, 85)][font=微软雅黑, Tahoma,][font=Times New Roman, Times, serif][size=4]After the microcontroller is powered on, if the clock system is not set, the default 800 kHz DC...
When developing a driver, I don't want to use a real device when debugging. Sometimes I don't even have a real device. Is there any software that simulates hardware devices? (It seems that VMWare only...
The instruction cycle is 12/4MHz=3us, and the electronic clock measures time in seconds. How can the software's daily error be less than 1 second? The crystal oscillator error is not considered. If th...
I don't know what function you use to accurately delay. The function provided in the library keeps saying it's wrong. I don't know where to set or modify it. If you know, please tell me. I've been con...
This is a 12864 initialization program written by myself as a rookie. RS=P5.5; RW=P5.6; LCDE=P5.7;D7~D0=P4 port program. There is something wrong with the program and it cannot be initialized. May I a...
[align=left]PSE108EX V2.0 switch provides power and data transmission from a network node using Category 5 Ethernet cables. 8+2 port Fast Ethernet ports can be used for 10/100Mps connections, of which...
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]
With the rapid development of technology, automotive intelligence is increasing at an unprecedented rate. This not only enhances vehicle functionality and comfort, but also places higher deman...[Details]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[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]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[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
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]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[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]
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]
Before understanding single-phase control transformers, let's briefly understand what a single-phase transformer is. A single-phase transformer uses a single-phase input. Compared to a three-phase ...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[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]
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]
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]