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With the continuous innovation of technology, component manufacturers have accelerated product iterations and issued component discontinuation (EOL) notices more frequently, which has shortened the li...
MSP430 IO port current source and sink problem
The digital input/output ports have the following features:□ Each input/output bit can be programmed independently.□ Any combination of input and output ...
1. Introduction
The accessory model received is the [MYS-8MMQ6-8E2D-180-C] development kit. This model of development board has 2GB of memory and 8GB of eMMC storage. It can be said that it is neither...
Access control, also known as access management control system, is a digital management system for managing people's access. At present, with the development of industrial automation and people's incr...[Details]
For decades, power converter topologies have been based on analog technology. Although most converters use switching technology and pulse width modulation (PWM), the circuit structure is mainly analo...[Details]
Smart lighting involves communication and sensing functions, and can remotely control (turn on or off, dim or change color) and monitor (remote diagnosis) one or more lamps in a building, street or...[Details]
Introduction: This paper introduces the design of a temperature controller with AT89S51 microcontroller as the core. In this design, the high-precision temperature sensor AD590 is used to measure the...[Details]
Permanent magnet synchronous motor model meaning
Many customers do not understand the meaning of the codes on the motor nameplate when selecting a motor.
Let's take a simple example...[Details]
With the acceleration of urbanization in our country, fire hazards in cities and towns are becoming more and more serious. Every year, fires cause huge economic losses in our country. Although most b...[Details]
The wall can breathe, regulate temperature and humidity, absorb harmful gases, reduce noise, prevent fire, and realize modular assembly. Recently, a "decathlon" wall material and technology has rec...[Details]
(Image source: Esri official website) According to foreign media reports, Esri, a positioning intelligence and mapping software system company, announced a collaboration with Mobileye to integra...[Details]
News on the morning of November 9th, Beijing time on November 11th, Apple’s third autumn press conference is about to arrive. After the new tablets, watches, mobile phones and other products hav...[Details]
As CATL raises 20 billion yuan for further expansion, the global major battery manufacturers are still competing to expand their production capacity. Large and start-up car companies have their own c...[Details]
1 Introduction
In recent years, AC variable frequency speed regulation system has developed rapidly and has become the main research and development direction of speed regulation system. T...[Details]
A gas detector is an instrument tool for detecting gas leakage concentration, mainly referring to portable/handheld gas detectors. It mainly uses gas sensors to detect the types of gases present in th...[Details]
After the State Grid Corporation of China determined the development plan of smart grid in July 2009, the development of smart grid has become a key development area in my country. According to the ...[Details]
According to LetsGoDigital, on October 28, Huawei Technologies Co., Ltd. applied for the "Huawei S-Tag" trademark to the European Union Intellectual Property Office (EUIPO). IT Home learned ...[Details]
Apple has been embroiled in lawsuits recently. Last week, it was sued by several European countries for its iPhone battery scandal. Now, medical device company AliveCor has filed a patent infringemen...[Details]
Motor Drive Control（Motor Control）
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