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1. Introduction to experimental principles Buzzers are commonly used sound-generating devices in circuits. We usually use buzzers to make "beep" sounds as prompts. Have you ever thought that you can ...[Details]

The final results of the "OFweek Robot Awards 2022" jointly organized by OFweek, a Chinese high-tech industry portal, and its authoritative robot professional media - OFweek Robotics, w...[Details]

　　 I. Introduction 　　With the rapid development of Internet services and multimedia services, as well as the rapid growth of mobile phone users, "broadband" and "wireless" will play a more importan...[Details]

This afternoon (3), Huawei's Xinsheng Community released the minutes of Ren Zhengfei's interview with CNN, which took place on November 26. Regarding the issue of consumers not being enthusiastic a...[Details]

I have to talk about the Kalman filter because it is amazing what it can do! Surprisingly few software and scientists know about it, which frustrates me because the Kalman filter is such a powerful...[Details]

Apart from the stereotypes of colorful plaid shirts, black-framed glasses, and 007 overtime, the public knows very little about the profession of engineers. In order to understand the mysterious soul...[Details]

Future transportation will mainly include electric cars , trucks and airplanes, but a single battery design will obviously not be able to meet complex needs. In the coming decades, batteries may need...[Details]

     Thanks to the rapid development of PD fast charging protocol specifications and the industry guidance of charging standard interfaces in recent years, the USB Type-C PD power supply with a unifi...[Details]

The magnetic float type liquid level gauge is installed on the extension pipe outside the tank, and the liquid level inside the tank can be clearly known by the flap indicator. A magnetic switch can ...[Details]

According to the latest list published by the U.S. Trademark and Patent Office, Apple has obtained a new patent for the Vision Pro headset, exploring head control solutions in addition to gestures ...[Details]

Artificial intelligence has been developing rapidly in the past three years. PwC predicts that by 2030, artificial intelligence will contribute $15.7 trillion to the global economy and increase China...[Details]

According to Juheng.com, data released by the Korea Customs Service today (11) showed that exports from September 1 to 10 were only 0.2% lower than the same period last year, while exports in the fir...[Details]

Transformer is a device that uses the principle of electromagnetic induction to change AC voltage. Its main components are primary coil, secondary coil and iron core (magnetic core). In electrical ...[Details]

I recently bought a stm32f407zgt6 core board, and without hesitation wrote a program to light up the LED using a timer (I won't post it here because the program is relatively simple). When implementi...[Details]

0 Introduction In the application of DC/DC switching power supply, the external capacitor at the output load can play the role of filtering and suppressing interference. In some devices with l...[Details]