Internet of Things and Maker : https://training.eeworld.com.cn/course/83Arduino co-founder and current CEO, Massimo Banzi, explains how Atmel and Arduino enable countless makers to realize unlimited p...
The reason why I forwarded this article to you is that I haven't seen any content about testing MHL on the Internet. Some of them are simple usage experiences. Maybe this thing is too simple, or it is...
The first piece is AT91SAM9G20. I only opened the anti-static bag. The whole set is 500. Free shipping. The second piece is AT91SAM9G25. I only opened the anti-static bag. The power and data cables ar...
[i=s]This post was last edited by dcexpert on 2020-5-10 18:39[/i]I also disassembled a TWS headset charging box for your reference. This one is a little more complicated than the 9.9 yuan one, and sup...
[size=3]Linux is a free to use and freely disseminated Unix-like operating system. It is a multi-user, multi-tasking, multi-threaded and multi-CPU operating system based on POSIX and UNIX. It can run ...
I saw a board on Taobao that uses a computer to control a relay through a wireless router. It seems very interesting, but this board has many functions and is too complicated. I want to find a simple ...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[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]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[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]
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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[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]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[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]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]