I have a UPS at home. I just replaced the battery and plan to use it with a fish tank for uninterrupted oxygen supply. Everything is normal when connected to the mains, but when the UPS is powered, th...
[i=s]This post was last edited by wenyangzeng on 2021-11-8 15:08[/i]Free evaluation - Topmicro intelligent display module (7) practical applicationAs an evaluation of actual application, STM8S105S4-PK...
[i=s]This post was last edited by lb8820265 on 2022-1-30 11:55[/i]After struggling for a long time on how to accurately control the wheel speed, I finally decided to use open-loop control without cali...
[Raspberry Pi 4B Review] Install Libreelec system on Raspberry Pi 4 and install plug-ins to watch IPTV live broadcastLibreelec is simply a Linux that meets the minimum requirements for Kodi . Libreele...
The emergence of sensors is not surprising. It has brought convenience to people's lives, so the principles and structures of sensors vary greatly. If something is measured by a sensor and it is inacc...
Author: Huang Gang, a member of Yibo Technology Expressway MediaTwo members of Mr. High Speed conducted impedance tests on the processed PCB board. The impedances they tested were very different. Can ...
Prices of chips and related electronic products are expected to rise further in 2022 as TSMC, the world's largest chip foundry, joins its competitors in raising production fee quotes. Chip prices ...[Details]
Recently, Weibo user @有富人说出, which is preparing to celebrate its 90th anniversary, said that alumnus Ren Zhengfei donated a batch of 100 "Pearl River Pianos" to Chongqing University, his alma mater, ...[Details]
1. Introduction This article introduces how to use timer2 in the STM8L series to generate 38K frequency PWM. Among them, this article uses the first channel (PB0) of timer2. 2. Experimental Pla...[Details]
Recently, Italian surgical
robot
company Medical Microinstruments, Inc. (hereinafter referred to as MMI) officially announced that it has completed a $110 million (about 800 million RMB) Se...[Details]
The biggest difficulty of motor
drive
lies in cost and
algorithm
, which is closely related to accuracy and reliability. In addition, motor energy consumption accounts for about hal...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
SC442 is a 10-channel high-efficiency 120 white LED driver with an input voltage of 4.5V-21V. The high-efficiency boost converter can make the output voltage up to 42V, which is very suitable for m...[Details]
When choosing a metal tube rotor flowmeter, you must first understand the product standards implemented by the metal tube rotor flowmeter manufacturer, especially the regulations on accuracy and disp...[Details]
In a harsh environment where factors such as temperature, pressure, humidity, vibration, noise and electromagnetics may change at any time, using general network technology to build a monitoring sy...[Details]
Q: Do lithium batteries need 3C certification?
Answer: Yes, lithium batteries have been included in the 3C mandatory catalogue this year.
Q: What are the application standards for l...[Details]
Current-sense amplifiers are mature ICs widely used in electronic devices to monitor load current in real time. The system controller performs power management operations based on load informa...[Details]
SKYWORKS's fiscal year ends in October. Data shows that in the fourth quarter of 2020, the company achieved revenue of US$957 million, a 30% increase from the previous quarter and a 16% increase fr...[Details]
Beijing time on the 4th, Apple CEO Tim Cook said in an interview with the French newspaper Les Echos that he is not worried about the company's iPhone sales at all and expects a new growth cycle in t...[Details]
At the press conference held on March 14, TP-LINK released 12 new routers in three series at once. The highest-end "Prosperity" series adopts an innovative appearance design, with a golden bas...[Details]
Background: MicroRNAs (miRNAs) are a class of non-coding small RNAs (~22 nt) that have been discovered in recent years and are highly conserved in evolution. As key post-transcriptional gene express...[Details]