Dear friends, I bought an RK3566 advertising machine motherboardfrom Xianyu and was tricked by a bad merchant. So far, I have found three scams.First, before I bought it, the seller said it was Gigabi...
I am currently making a broadband DC amplifier according to the design report that won the first prize in Group C of the 2009 National Electronic Design Competition. I would like to ask someone who ha...
I have been looking at the general timer of stm32 these days, and I am very confused about the output comparison of the timer. There are mainly the following points:1. The output mode has several mode...
Embedded Linux is an embedded operating system based on Linux. It is widely used in mobile phones, personal digital assistants (PDAs), media players, consumer electronics, and aerospace. Embedded Linu...
First Prize: Most Popular Award: "Sister by the Songhua River, Colorful Sun" [url=https://bbs.eeworld.com.cn/thread-87820-1-2.html]https://bbs.eeworld.com.cn/thread-87820-1-2.html[/url] Author: [color...
[size=3]Good morning everyone! It’s time for our weekly highlights review again~~ Guan Guan’s expression when he woke up this morning and read the posts{:1_125:}O(∩_∩)O Haha~, in the past week, there ...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]