[hide] 1. Requirements of LED packaging factory for LED brackets: LED (visible light) can be divided into: LED display, LED lighting, LED backlight, LED indicator, automotive lighting application, e...
[i=s]This post was last edited by qwqwqw2088 on 2014-5-18 22:17[/i] [color=#4d4d4d][font=Arial, tahoma, Verdana] With the popularity of electronic products, it is not uncommon to see devices that can ...
I am a wince beginner, and I want to implement wince5.0 on the 2440 development board to use the camera to take pictures, store, and display pictures on the touch screen. I used VS2005 to develop, and...
[i=s]This post was last edited by w494143467 on 2021-10-2 10:44[/i]1. Introduction
Bluetooth is also a very common communication module in current devices, so let's experiment with Bluetooth's scannin...
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]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
Silicon Labs (also known as "Silicon Labs"), an innovative leader in low-power wireless connectivity, will showcase its cutting-edge artificial intelligence (AI) and Internet of Things (IoT) solu...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
introduction
At present, all major countries in the world are vigorously developing marine affairs. However, there are various uncertainties and unknown factors in the ocean. Underwater robots...[Details]
Do electric cars emit radiation? The answer is: yes! In fact, electromagnetic radiation is ubiquitous in our lives. The Earth itself is a large magnetic field. The interaction between electric and ...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]
introduction
The Internet of Things (IoT) will improve nearly every aspect of modern life. By collecting and analyzing vast amounts of data, it can help us manage our health, reduce energy con...[Details]
From January to July, my country's power battery exports increased by 29.4% year-on-year. BYD, Honeycomb Energy, and Ruipu Lanjun exceeded the average growth rate. Among them, Honeycomb Energy and ...[Details]
Many battery-powered systems and Internet of Things (IoT) applications—such as smart meters, smart health products, video doorbells, robotic toys, personal hygiene products, and electronic locks—in...[Details]
1. One-way starting control circuit
1. Circuit operation analysis
1) Close the power switch QS and press the start button SB2. The contactor coil KM is energized, the normally open ...[Details]
For electric vehicles today, battery life is a concern for many people. For pure electric vehicles, battery life is one of the factors that restrict consumers' convenience in using the vehicle. The...[Details]