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0 Introduction
I've been learning MQTT recently and found that MQTT is quite useful, so I spent some time making a simple application example, hoping to give some reference to those who need to do th...[Details]
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I remember a netizen once said that when learning any single-chip microcomputer, the first thing to learn is its clock. Indeed, the clock is so important that if you don't know the system clock, you ...[Details]
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Nuvoton's N76E003 can replace STM8S003F3P6 pin-for-pin, and it is very cheap, so it is the best time to use it as a replacement. Let's start preparing materials and building the environment: 1. Go ...[Details]
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Huawei Canada recently publicly stated that it will bring 5G mobile network technology to Canada and support local economic development and serve the community. At the same time, Huawei Canada annou...[Details]
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Some time ago, I wanted to use ST-LINK to debug the board hardware, but found that nothing happened (but there was no problem with the code). After opening the settings, I set it to run from the star...[Details]
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According to foreign media reports, an investigation shows that some iOS app developers have found a new way to track users' apps even if they have chosen the new app tracking transparency featu...[Details]
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Not long ago, there was a report that Leyard assisted Zhejiang Satellite TV in building the first all- LED background news studio. This trend also shows that LED screens are becoming more and more ...[Details]
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1. Adoption of standards The design of this multifunctional partial discharge tester (HDJF) adopts the following standards: GB/T 7354-2003 Partial discharge measurement; GB 4793.1-2007 Safety require...[Details]
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The crumple zones, seatbelt tensioners and airbags in cars have moved beyond the realm of low-end products and have begun to enter the ranks of high-tech products. These new safety technologies are...[Details]
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The successful sales of fingerprint locks on e-commerce platforms have opened up the fingerprint lock market. Its high-end quality has made fingerprint locks tend to replace traditional locks in t...[Details]
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Recently, the Supreme People's Court released the top ten intellectual property cases and fifty typical cases in 2020. As a model for issuing a global "anti-suit injunction" and successfully resolvin...[Details]
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Recently, the first silicon-based OLED display ICNU1210 developed by Beijing Chipone Technology Co., Ltd. has successfully lit up one panel. The main research and development work of this chip produc...[Details]
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1 System overall structure and function The solar cell performance test system consists of two parts: hardware structure and measurement and control software. The hardware structure mainly include...[Details]
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Against the backdrop of global energy transformation, the lithium battery industry has continued to develop rapidly in recent years. With the increase in market penetration, industry competition has a...[Details]
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Introduction There are many relays used for power switches in modern electronic equipment. However, during the switching process, it is often accompanied by contact bounce and jitter processes of ...[Details]