[font=Verdana][b] Battery power supply is a common power supply method in electronic devices, intelligent instruments and other products, and single-key switch circuit is a common power supply form, a...
This small application is transferred from the United States. Many of their small applications are closely related to life.The basic application background is this: this American brother raised a grou...
[table=98%,rgb(239, 245, 249)] [tr][td]Has anyone done a project on the STM32 TRF7960 driver for 14443A cards? I have a question. The 430 given on the official website is too messy. It looks like it w...
PCB design considerations 1. Overlapping pads Overlapping pads (except surface mount pads), that is, overlapping holes, will cause drill bits to break and wires to be damaged due to multiple holes in ...
[i=s]This post was last edited by weizhongc on 2015-12-3 13:34[/i] [url=https://bbs.eeworld.com.cn/thread-477418-1-1.html]https://bbs.eeworld.com.cn/thread-477418-1-1.html[/url] Purchase link: [url=ht...
I bought a small network management board for CC2530 and two node boards (both Tinyos and Z_stack data are available) from E-Dave Electronics before. I am trying to sell or exchange them. If you are i...
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]