I don't have any basic knowledge of electricity and microcontrollers. I want to learn microcontrollers from scratch. I have read some tutorials online, which are all for people with a certain foundati...
[i=s]This post was last edited by a media student on 2018-10-10 22:43[/i] [align=center][size=4][color=#9932cc][b]【GD32F350 Urban Youth Family Security Guard】Post 9 How to process images with GD32[/b]...
This is a push-pull switching power supply made by Saber that I referred to. It uses the SG3824 PWM chip. I cannot get the waveform by connecting according to the datasheet. I would like to ask for yo...
I want to learn how to draw a PCB, but I don't know where to start. I use AD to draw the board. The use of AD software is not a problem, but I don't know how to arrange various circuits and various el...
My operating system is XP SP2. I changed the following registry keys but it still doesn't work: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Driver Signing\Policy (change the key value to 0) Under HKEY_USER,...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:33 [/i] When does the electronics design start? Are there any prediction questions or something like that?...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
introduction
This paper mainly studies the problem of voltage sag control. For sensitive load equipment with rectifier inverter structure, this paper proposes a DC dynamic voltage restorer (Dy...[Details]