I use the inverter 74ls04/cd4069 plus cx20106 to make an ultrasonic distance measurement. 40khz is generated by the microcontroller, and the lcd1602 displays the distance. Is there a program?...
I've been reading the eeprom.c file of stm32 recently. After reading it for a long time, I still don't understand it. I would like to ask you, on what principle is this thing written?...
I have been busy these days, and I am very annoyed. There is a problem with the product, and I can't reproduce it at home. Many days have passed. Today I found something, which may be the problem. I u...
I was bored recently and felt like creating something strange. Suddenly I saw an article in the forum: >, so I built a breadboard according to the attached picture and experimented... It took me one d...
For copyright issues, please see the link: [url]http://blog.sciencenet.cn/home.php?mod=space&uid=437403&do=blog&id=329911[/url] There is a comment at the end that makes some sense: [font=Tahoma, Helve...
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[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]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[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]
1. Introduction
AS-Interface bus technology is an intelligent network that uses a single cable to connect sensors and actuators to controllers, transmit data, and provide power. It can be used...[Details]
0 Introduction
Pneumatic
artificial muscle,
also known as pneumatic muscle actuator (PMA), began to be studied in the 1950s. In recent years, it has been widely studied and applied ...[Details]
AUTOSAR is a hierarchical architecture for automotive electronic embedded software jointly launched by global automotive OEMs and suppliers. The hierarchical architecture consists of a microcontrol...[Details]
1. Low temperature storage
Lithium-ion power batteries need to be fully charged before storage. They can be stored at 20°C for more than half a year, which shows that lithium-ion power batteri...[Details]
Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
With the development of power electronics technology and high-performance permanent magnet materials, the application of brushless DC motors has achieved rapid development in the fields of aerospace, ...[Details]
Introduction
Every year, cars are equipped with more complex electronic systems to maximize comfort, safety, and performance while minimizing harmful emissions. According to market resea...[Details]
"The father of knockoff phones" aims to make up for TD's shortcomings
IT Times reporter Lin Fei
On June 22, the day before the Dragon Boat Festival, on the other side of the Taiwan Strait, a m...[Details]
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