[font=微软雅黑, "][size=14px][size=12pt]The wireless charging electric car charges the farad capacitor through a wireless charging device. After it is fully charged, it is powered by [/size][size=12pt]DC-...
Anti-interference and anti-blocking performanceSpread spectrum technology brings many benefits, and anti-interference characteristics are the most important advantages. Because interfering and blockin...
Source: csdn
This article will show you how to use UrBackup and Linux Deploy to build a backup server on an old Android phone. The pollution problem of old phones is well known. I have an old phone. A...
1. Radar sensor principle:
Before development, let’s get familiar with the basic principles:Doppler radar:Doppler radar is a type of radar that uses the Doppler effect to detect the position and relat...
1. Overview
The keyboard is a collection of push-type switches and is an indispensable input device for the microcomputer system, used to input data and commands. Each key of the keyboard is as...[Details]
1. Basic principles of servo drive (You can refer to http://blog.sina.com.cn/s/blog_8240cbef01018hu1.html) "The control signal enters the signal modulation chip through the receiver channel to ob...[Details]
There are pros and cons to using STM32. There are many types --- but there are too many types, and the information is also messy. In addition, when calling the library, I often forget to use some fun...[Details]
This paper mainly studies the design of the hardware structure and software structure of smart watches, and studies the design of Android mobile phone APP. The hardware and software functions of the ...[Details]
Today, the second Redmi K30 product manager online event officially hosted by Redmi Mobile Phone was successfully concluded. During the event, the product manager answered questions such as why the R...[Details]
ST's most advanced 40V power MOSFETs fully meet the mechanical, environmental, and electrical requirements of automotive safety systems such as EPS (Electric Power Steering) and EPB (Electric Parki...[Details]
Sammobile reports that Samsung will start mass production of 5nm Exynos chips from August. According to information provided by industry insiders who spoke to the Korean ZDNet website, Samsung has co...[Details]
The power supply test market has always played an important role in the measurement market and has attracted the investment of many measurement instrument manufacturers. In order to consolidate its c...[Details]
int f; //declare an integer variable
int *f; //declare a pointer variable
int *f,g; //declare a pointer variable f and an integer variable g
int f(); //Declare a function that return...[Details]
Specific implementation functions Specific functions: (1) Use infrared temperature sensor to measure temperature and use LCD1602 to display; (2) The buttons are start button, save button and disp...[Details]
If a designer wants to use the Linear Technology LT1072 switching regulator in buck mode and needs to handle high input voltages, getting the highest efficiency becomes an issue. For example, if yo...[Details]
1 Introduction
The medium and high frequency induction furnace uses the principle of electromagnetic induction to heat and melt metals. This method is an ideal heating process and has been...[Details]
If you examine a traditional Hartley oscillator circuit, you will notice its characteristic: a tapped inductor, which determines the oscillation frequency and provides continuous feedback of the os...[Details]
O-Film, a leading module manufacturer in the industry chain that has entered global first-tier mobile phone brands such as Apple/Samsung, Xiaomi, and OPPO, is carrying out a "slimming" plan, introduc...[Details]
Servo press machine is a kind of automation equipment widely used in industrial production, mainly used to realize accurate press-fitting of workpieces. Its working principle is to achieve accurate...[Details]
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