I just downloaded it, and it has some reference value. I would like to share it with you. This method is based on discrete short-time Fourier transform, analyzes FSK signals in the time-frequency doma...
I guess I'll be busy for a while. I'll continue to support eewold's activities. After all, I have a lot of work to do. [b][color=#5E7384]This content was originally created by [size=3]maoshen[/size], ...
How is the performance of the Flash in 51? Can Flash be used as a storage medium to save data after power failure? Recently, I was looking at the information of a Winbond W77E58 microcontroller, which...
[i=s]This post was last edited by mgstanley on 2020-6-4 14:59[/i]Recruiter: A data communication company, based in Chengdu, Sichuan
Recruitment position: Senior hardware engineer
Job Functions:
1. Res...
Start of the project :The mobile phone I use is a NOKIA monochrome screen one. I have a lot of 2440 core boards, GPRS, and GPS modules at home. I use these modules to make a smart phone. I will publis...
[align=left][color=rgb(62, 62, 62)][size=16px]The number of digital designers and digital circuit board design experts in the engineering field is increasing, which reflects the development trend of t...
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]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[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
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
Currently, the commonly used solar cell technologies include monocrystalline silicon solar cells and polycrystalline silicon thin-film solar cells. Production process: Monocrystalline silicon solar...[Details]
Energy conservation and environmental protection are the main directions of current automotive technology research, and power batteries are the key to electric vehicle technology. Research on powe...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
Some people believe that hybrid vehicles are just a transitional product, and the ultimate goal of developing new energy vehicles is electric vehicles. Therefore, China should skip hybrid vehicles ...[Details]
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