I want to make the avr be able to instantly obtain the sound frequency of the surrounding environment collected by the mic. Do you have any ideas? Please enlighten me....
I went to the car market today and found that the car market is still hot and the car prices have not dropped. Therefore, I am thinking about a question, for example, for us electricians, is it worth ...
[b]1, [/b][url=http://hdcover-2008.blog.sohu.com/112135736.html][color=#0000ff][b]2008 CCTV-HD public welfare broadcast[/b][/color][/url] CCTV-HD channel, with the logo of "CCTV-HD", is the 18th open-...
[i=s]This post was last edited by nemon on 2022-6-5 20:38[/i]I forgot to mention it before, the official video is here: https://occ.t-head.cn/community/course/detail?id=3988680041243414528
This is stu...
[color=#333333][font=Arial, Helvetica, sans-serif]More than 50 pages of detailed introduction, giving you a comprehensive understanding of TI's MSP432 series MCUs that combine low power consumption an...
My driver circuit is L6390D+STGP10NC60KD. Now I use the oscilloscope to measure LIN and HIN inputs. The problem is that the LVG outputs a normal 15V waveform, but the HVG only outputs an abnormal wave...
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]
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]
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]
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]
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]
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]
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]
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]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[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]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[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]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[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]