Powerline modems are devices that transmit signals based on power lines. They enable homes or small offices with the same circuit loop to build a local area network through existing power lines. For h...
I didn't pay attention to the heating problem of 2812 before.Now, when the 2812 runs at 150M,I accidentally touched the chip and found it was quite hot.I want to ask, is it true that the 2812 will not...
[i=s] This post was last edited by qwqwqw2088 on 2014-7-28 17:36 [/i] 1. Design topic: 12V battery step-down output 9V2A circuit. The circuit parameters are proposed as: input 10V-15V, output 9V2A 2. ...
My original intention is to use a server and a client to communicate with each other like socket programming, the only difference is that it is through a USB cable instead of a network cable. Please g...
Unipolar Isolated Power Factor Correction (PFC) ConverterOne of the main development trends of modern switching power supplies is to improve the power factor of the input end of the AC/DC converter an...
[i=s]This post was last edited by dontium on 2015-1-23 11:35[/i] [b][size=3]I haven't been to the forum for a long time. I apologize to Tangtang first. [/size][/b][size=3]I have been struggling with t...
1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
With the advent of increasingly powerful processors, image sensors, memory, and other semiconductor devices, as well as the algorithms that enable them, computer vision can be implemented in a wide...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[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]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[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]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
As people's requirements for safety and comfort in the process of driving cars continue to increase, automotive radars are widely used in the car's adaptive cruise system, collision avoidance syste...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
DIY/Open Source Hardware
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