Attach the sensor tag to the blades of the blinds, use the three-axis gyroscope to sense the opening angle, the temperature and humidity sensor to sense the temperature and humidity, and the air press...
[color=rgb(153, 0, 0)][font=宋体][b][size=3]The simulation of the series DC voltage regulator circuit using Multisim is unsuccessful. Is there any corresponding requirement for the op amp in the figure ...
There are many empirical formulas, tables and software about PCB line width and current on the Internet. This article sorts out the ones on the Internet, aiming to provide convenience for engineers wh...
We welcome people who meet one of the following conditions to contact us. Company website: www.nerc.com.cn, email address to send resume: whl668@epri.ac.cn. 1. More than 2 years of experience in embed...
[size=4]1 Introduction[/size] [size=4] [/size] [size=4] With the widespread application and rapid development of DSP technology, it has now penetrated into various fields of communication and electron...
The handle of this pair of scissors is embedded with a laser emitter. As shown in the picture, the emitted laser is projected onto the surface of the object to be cut, indicating the direction of the ...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[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]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]