I. Discharge Types 1) Contact discharge (static guns are usually pointed) 2) Air discharge (static guns are usually round) II. Electrostatic discharge path: "Proximity principle", generally the neares...
I am writing drivers on a microcontroller. Last time, I encountered a problem of writing USB drivers on a PC, but I didn't understand it at all. I have some basic knowledge of VC. Now I want to learn ...
2.1 Wire selection 2.1.1 Wire model For the wires of the signal transmission line and linkage control line of the automatic fire alarm system, fire-resistant wires or cables are selected in many desig...
I am going to make a car-mounted high-definition video surveillance system recently. The camera is about 5 meters away from the cab, and the transmission line is about 7 meters long. The image resolut...
[b][color=#5E7384]This content is originally created by EEWORLD forum user [size=3]dcexpert[/size]. If you want to reprint or use it for commercial purposes, you must obtain the author's consent and i...
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]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[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]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[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]
Electric vehicles are powered by electricity, and charging is a device that supplements the vehicle's energy source. It is common to need to recharge the vehicle when driving. But can you charge th...[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]
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]
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]
Tools/Materials
Yitong Chuanglian MODBUS to PROFIBUS Gateway YT-PB-03
Siemens s7-300
This article describes how to configure the YT-PB-03 MODBUS to PROFIBUS gat...[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]
Analog Devices held a third-quarter fiscal 2025 earnings conference call. Vincent T. Roche, CEO and Chairman of the Board, and Richard C. Puccio, Executive Vice President and Chief Financial Office...[Details]