I really like reading the technical documents provided by ADI. For example, most of ADI's data sheets contain introductions to technical terms or usage tips, which are very helpful for understanding a...
Jiangmen Shengyi specializes in recycling osn1500, recycling osn1500 sub-racks, recycling osn1500 boards, and recycling osn1500 and other transmission equipment all year round across the country. We p...
As the title says, the input signal of a Class D audio amplifier chip is required to be a PWM signal. How to encode the audio signal into PWM? What is the encoding rule? Here are two schematic diagram...
As shown in the figure, a resistor and capacitor circuit is connected to the audio output of the power amplifier. Is this just a pull-down function? Are there other functions? Please explain, please g...
My thesis topic is the design of a light bulb optometry controller, which is to measure the current of the light bulb to determine whether the light bulb is good or bad. The current is about 10A and t...
[i=s]This post was last edited by pomin on 2022-4-3 14:24[/i]CH582 USB HOST Code Interpretation
The feature of CH582 MCU is Bluetooth, so I plan to make a small device that can convert a wired keyboar...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
PCB Design
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