Job Description:Responsible for the improvement and upgrade of the electronic hardware of the productResponsible for the procurement and tracking management of electronic partsResponsible for the plan...
[i=s]This post was last edited by MianQi on 2022-2-11 09:40[/i]OS: Ubuntu 20.04 LTS
Reference: https://hub.docker.com/r/marcelstoer/nodemcu-build/First check if Docker is there:
docker --version
Docke...
I made a board using the stm32f407 chip, and the network solution uses the lan8720A chip. However, I encountered a strange problem: After connecting the board to the power system, turn on the power sw...
When it comes to wireless transmission, the issue that everyone is most concerned about is the transmission distance. If it is an ideal transmission environment, this problem is not difficult to solve...
Author: Helon CHEN, ST engineer
Click to download the pdf document:Q: How to calculate the response time from shutdown state to ready state
A: To calculate the transition time from SHUTDOWN to READY, ...
Battery and external power switching circuit, MOS on and off conditions1. Battery and external power switching circuit, is there a simpler circuit that can realize the function of automatic power swit...
Using a multimeter to check for short circuits - voltage detection method ① Remove the burnt fuse and disconnect all loads powered by the fuse (i.e. disconnect SW1, relays and solenoid valves). ② T...[Details]
This week, the Ministry of Foreign Affairs responded to the US blacklisting 59 Chinese companies; Hefei Jinghe will have full production of N1 and N2 by the end of the year, with a monthly production...[Details]
There are a large number of display instruments in use in industrial sites, and troubleshooting of display instruments is a problem faced by users. This article introduces the fault judgment ideas, f...[Details]
The next evolution in industrial automation requires machines to independently adjust their performance parameters
to complete tasks assigned by factory operators or reconfigure themselves to o...[Details]
A. Talk to beginners about purchasing a multimeter Radio Magazine, Issue 10, 1993 A multimeter is an essential tool for radio enthusiasts. Choosing an ideal multimeter will not only greatly fac...[Details]
On July 10, Beijing Junzheng released its 2019 semi-annual performance forecast, estimating that the net profit attributable to shareholders of the listed company in the first half of 2019 will be ap...[Details]
As an important layout of Tsinghua Unigroup in Tianjin, the Lixin chip factory located in Tianjin Hi-tech Zone has received new news. According to Tianjin Netcom, the Lixin chip factory plans to star...[Details]
introduction
In recent years, with the rapid development of wireless communications, wireless transceivers, the core part of wireless communications, increasingly require lower power consumption, h...[Details]
On the evening of November 12, SMIC released its Q3 financial report. According to the financial report, SMIC's revenue in Q3 was US$816.5 million, gross profit was US$170 million, and net profit was...[Details]
LIU Shu-ping, LIANG Guan-an, PENG Jun
Abstract:The switched-capacitor DC/DC converters contain no magnetic components, so they can be miniaturized and suitable to be manufactured as IC systems,...[Details]
The circuit is very simple, so I won't draw it. It is made of STC series microcontroller. The display part is two 74hc573 chips connected to P1 port, and then use P3.0 to control the segment selection...[Details]
Turntables are optomechanical and electrical integrated equipment widely used in the fields of aviation, aerospace, weapons, navigation, etc. The vehicle-mounted turntable system has been widely used...[Details]
State Grid Corporation of China recently revealed that the company has further clarified that it will strictly implement the requirement of implementing supporting power supply before starting cons...[Details]
There has been a lot of good news about Tesla recently. First, Tesla's stock price broke through $420, and recently Tesla's autonomous driving technology has taken another step forward. According t...[Details]
ROHM, a world-renowned semiconductor manufacturer headquartered in Kyoto, Japan, will participate in the world's leading trade fair and conference for electronic components, systems, applications a...[Details]
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