I have been very busy recently, which has delayed the evaluation work. Thanks to nmg for helping me apply for an extension.
This review is about the smart speaker routine provided by Boliu.
There is n...
Thanks again to EEWorld and Digi-Key for hosting the contest.
I waited for many days to get this product, and it is said that it involves export-controlled goods. Fortunately, I have received it.
The ...
Hello everyone!
This circuit is the driving circuit of the lamp. What are the functions of the three parts mentioned? What is the function of the GD of the MOS and the 2.4V voltage regulator? Thank yo...
I would like to thank EEWORLD and Digi-Key for creating this event opportunity. I am honored to participate in the Electronic Innovation Design Competition organized by EEWORLD and Digi-Key. I am also...
“Hi, ChatGPT, what gift should I give to an engineer on Valentine’s Day?”
ChatGPT: “You can give them digital or instrument products that engineers like. Such as fast chargers, headphones, digital sto...
Every holiday, you have to give gifts to your girlfriend or wife. What gifts do you give? What gifts do our electronic engineers give?
What gift would an electronics engineer like to receive?...
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]