There is an LED with a working current of 1A and a voltage of 3.1V. Now I choose the chip LM3405A to drive the LED, powered by a 3.6V lithium battery. The hand-built circuit diagram and chip informati...
WINCE5.0 (MFC components have been added to the operating system) VS2005 MFC dynamic linking uses the wizard to create a simplest dialog program, copies it to the development board and runs it. The re...
PrefaceNowadays, many PCB Layout engineers complete the layout and routing according to the constraints given by hardware engineers or PI SI engineers, commonly known as "wire pullers" . If you don't ...
I have always disliked electric fans, but what else can I do in my simple rental house to dispel the humid summer heat in Shenzhen? The electric fan is an old Konka 60W electric fan. It is a bit old, ...
After getting the development board, the resources on the board are obviously not enough. Therefore, according to the project requirements, I need to use a DC motor as an actuator. Therefore, the next...
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[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]
With the continuous development of the industrial automation industry, we are seeing an increasing number of intelligent devices using flexible, efficient, and precise robotic arms to p...[Details]
Industrial computers with GPUs leverage powerful parallel processing to build deep learning models to analyze and respond to optical inputs. The systems develop an understanding of visual data to i...[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]
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]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]
In the wave of electrification and intelligence in the automotive industry, the E/E architecture is transitioning from distributed to domain control and then to regional architecture.
Th...[Details]
Shock absorbers, as the name implies, are responsible for cushioning and absorbing shocks in a car. So how much do you know about shock absorbers and how to replace them in electric cars?
...[Details]
How do the maps used by self-driving cars differ from the maps we use daily, such as those from AutoNavi and Baidu? AutoNavi and Baidu create maps for humans, while high-precision map companies cre...[Details]
On August 18, Tencent Holdings released its second-quarter 2025 results last week, with revenue of 184.504 billion yuan, a year-on-year increase of 15% and a month-on-month increase of 2%; profit a...[Details]
Black Sesame's full-stack computing platform has been named Singapore's "GO! Technology Ulisation Winner." Designed for real-time AI inference for next-generation robots, the platform has been succ...[Details]
Principle of single-phase AC motor
The starting methods of 220V AC single-phase motors are roughly divided into the following categories:
The first type, split-phase starting, as shown in...[Details]
Analog electronics
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