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Nowadays, people pay more and more attention to the quality of life, and living environment is the first step to ensure a good living environment. Exhaust fans can adjust the temperature and purify...[Details]
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Cleaning digital products has always been a big problem. Many devices have metal parts and need to be connected to a power source, so some cleaning agents may not be suitable for use. At the same...[Details]
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Autonomous driving has arrived, but it is also still far away from us. This contradictory statement reflects the invisible gap between technological innovation and actual implementation. We were am...[Details]
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The following figure is a simple mobile phone battery charger circuit. The design is simple, easy to build and inexpensive. It uses a LM78xx regulator to make the output voltage steady and stable.
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The 52 microcontroller is a low-power, high-performance CMOS 8-bit microcontroller produced by STC Company and has an 8K byte system programmable Flash memory. STC89C52 uses the classic MCS-51 core...[Details]
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Microsoft Cortana will soon disappear from iOS and Android devices, and the app will now remind users to stop using it. The Cortana app on iOS and Android will be discontinued on March 31, ...[Details]
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1. Bootloader startup
The bootloader itself is called the boot program of the embedded system. However, it supports multiple architectures such as X86, MIPS, PowerPC, ARM, etc.
For the ...[Details]
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We have been pursuing stability in op amps because of the problems caused by phase shift, or delay, in the feedback path. As we learned last week, capacitive load stability is a tricky issue. If th...[Details]
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According to the Korea Times, South Korean government and business sources revealed that consumer goods such as smartphones, cars, and washing machines have been exempted from US export restriction...[Details]
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According to China Daily, an AI trash can that can automatically sort trash has been officially put into use on the Zhangjiang Artificial Intelligence Island in Shanghai. The trash can uses solar ene...[Details]
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1 Introduction
A micro cell is similar to a home NodeB, which is a small, low-cost cellular access point mainly used to improve network coverage in personal residences and small business b...[Details]
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The global smart home device market is set to explode in the next few years. According to a forecast report released by IT research company IDC Japan, global shipments of smart home devices (includ...[Details]
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As of the close of October 12, the three major A-share indices rose collectively today, with the Shanghai Composite Index closing up 2.64% at 3358.47 points; the Shenzhen Component Index rose 3.15% t...[Details]
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Dynamic road tests of new energy vehicles have become an indispensable test link for detecting the safety of the entire vehicle. Through road tests, engineers can discover problems in the vehicle t...[Details]
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summary
The fifth article in this series explains the importance of auxiliary power in the Analog Devices Battery Backup Unit (BBU) reference design. Auxiliary power consists of a ...[Details]
PCB Design
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