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1. Reference tutorial: Qingxiang 51 microcontroller tutorial 2. Basic principles: By controlling the high and low electric frequency of the right output terminal, the light can be turned on and off. ...[Details]

　　Ultrasonic level meters are widely used in industrial production (such as sewage pools, water conservancy and hydrology, industrial wastewater, etc.) for non-contact continuous level measurement in...[Details]

Dutch semiconductor equipment maker ASML said on Tuesday it plans to set up a base on Japan's northern island of Hokkaido to support production at Japanese startup Rapidus' chip factory, Reuters repo...[Details]

1. Introduction In recent years, my country's atmospheric pollution has become increasingly serious. Visibility, as one of the main meteorological environmental parameters, has important environmenta...[Details]

Reliability and lifespan People are used to using the technical performance indicators of products as a sign of measuring the quality of products. But this is only one aspect and cannot reflec...[Details]

Automatic detection instrument is one of the key subsystems in the automatic control system. The general automatic detection instrument is mainly composed of three parts: ① sensor, which uses various ...[Details]

       Recently, Apple released the official version of iOS 13.7, version number 17H35. 　　According to the update notification, iOS 13.7 specifically adds the COVID-19 coronavirus exposure notificati...[Details]

introduction At present, intelligent connected cars are developing rapidly. At the same time, vehicle networking also provides more possibilities for hackers to attack cars, making cars face more ...[Details]

LCD panels do not have high voltage and high current like switching power supplies, and are not easily damaged under normal circumstances. However, it is found that LCD panel damage also accounts f...[Details]

　　Infrared moisture meter 　　The infrared rapid moisture meter is designed based on the principle of pyrolysis weight and is a rapid moisture detection instrument. While measuring the weight of the sa...[Details]

       Most of the flagship phones for the second half of the year have been released. The three most important manufacturers, Apple, Huawei and Samsung, have all launched new products, but the marke...[Details]

Ever since Musk entered the automotive industry, every time another new electric car hits the market, it’s dubbed the “Tesla Killer.”   But since Fisker’s legend was destroyed in the fire of bankrup...[Details]

At present, the domestic shared power bank market has basically formed an industry structure of "three electrics and one beast". According to the "2019 China Shared Power Bank Industry Development An...[Details]

This shows that the macro of the stm8 microcontroller model is not set You can choose one of the following options and copy it to the location shown in the following figure (in bold): STM8L15X_MD med...[Details]

The ARM architecture is the foundation on which every ARM processor is built. The ARM architecture has evolved over time to include architectural features that address growing new features, high pe...[Details]