Now I want to find a program-controlled switch, for example, to control a desk lamp through a web system. I wonder if there is such a switch? The requirements are as follows: controlled by a WEB progr...
Hello everyone: EEWORLD will make some adjustments to the "community points system" in the near future. Please tell us your good ideas and suggestions that you have been brewing for a long time. We wi...
The development board is equipped with MSP430F5418A and a LS013B4DN04 96×96 dot matrix LCD. The overall power consumption is less than 10μW when displaying .It is designed to last for 6 years when pow...
by Russ Rathweg
We recently visited customers in Asia and learned that every company is very focused on efficiency. A company in Beijing told us that the new EuP directives now have the " force of law...
[size=5][b]I need your help to design a program[/b][/size]Question requirements:[b][color=#ff0000]1.[/color][/b][b]Use a single-chip microcomputer to simulate the three-phase grid voltage signal: simu...
[font=Arial] (1) Mechanical rotating speed test bench The mechanical rotating speed test bench uses a variable diameter pulley to achieve stepless speed change of the injection pump drive shaft speed....
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]
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. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[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. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[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]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]
1 Introduction
The early stage control system used relay control. Due to the large number of stage equipment, the number of control elements is huge and the wiring is complicated. Therefore, th...[Details]