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China's legal measurement units include:
international standard units (see Table 4-1);
auxiliary units of the International System of Units (see Table 4-2);
derive...[Details]
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USB-Powered 433.92MHz RF Low-Noise Amplifier Receiver with Overload Protection
The International Telecommunication Union (ITU) has allocated the 433.92 MHz Industrial, Scientific and...[Details]
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As 2021 approaches, government leaders will continue to face evolving challenges brought on by the pandemic and its aftermath. To meet these challenges and maintain the pace of digital innovation ami...[Details]
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At the end of August, with the successful conclusion of the Cape Town Solar and Battery Energy Storage Exhibition in South Africa and the South American Smart Energy Exhibition, JA Solar's flagship en...[Details]
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1 Introduction
Electronic equipment is widely used on naval ships, such as observation, navigation, command and control, electronic warfare and weapon control, etc., and is a key equipment of s...[Details]
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According to Jiwei.com, "Power electronics technology is the foundation of green energy development. In response to future needs, increasing system efficiency is a continuous goal, so the role of inv...[Details]
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[Introduction: my country's automobile industry is developing rapidly, and the field of intelligent driving has become the current mainstream development direction. With the tilt of policies and the ...[Details]
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The pulse counting is mainly done by using the interrupt of INT0 of the microcontroller . The pulse is generated by the Clock component. INT0 external interrupt input pulse. For example, set the hig...[Details]
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1. Arduino, the “electronic building block” In recent years, it has become quite popular in European and American universities to use Arduino as a basic technology, and more and more people are using...[Details]
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- Preface - To this day, I still see many friends leaving the timer in the microcontroller unused, and often use delay1s(); delay500ms(); Although it is simple and crude, it is actually very inapprop...[Details]
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According to Korean media reports, Doosan Group held a board meeting on the 8th and decided to acquire TESNA, the country's top semiconductor testing company, for 460 billion won. TESNA is a company...[Details]
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Tesla has previously stated that it will build its fourth super factory in Germany. Recently, Tesla CEO Musk explained to foreign media why it was built in Germany instead of the UK. Musk said that...[Details]
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Although smartwatches already support many advanced vital signs monitoring functions, both Apple and Samsung face strict approval from regulators. After all, if they are managed as medical devi...[Details]
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Abstract: FIR digital filters are widely used in the field of real-time digital signal processing. This paper introduces the structure, characteristics and design method of FIR digital filters, and...[Details]
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Electric vehicle battery fires are not uncommon. Although statistically less likely than internal combustion engine vehicles, when a battery fire occurs, it can continue to burn for hours or even d...[Details]
Discrete Device
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