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Recently, the signing ceremony for the energy storage system construction project between Wuyuan Sub-district Office of Haiyan County People's Government and Yubang Zhiyuan (Jiaxing) Co., Ltd. ...[Details]
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The circuit of this power supply is shown in the figure below.
1. Charging circuit and its debugging
Initially, influenced by some cheap universal mobile phone chargers, the constant curren...[Details]
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At the online launch conference that just ended, Apple released a new version of Apple TV 4K. This device is equipped with an A12 Bionic chip and comes with a new Siri remote control. The addition ...[Details]
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LED packaging is a method of connecting a die to a heat dissipation substrate through wire bonding, eutectic or flip chip packaging technology to form an LED chip , and then fixing the chip on a ...[Details]
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Since the beginning of this year, Beijing has accelerated the implementation of a number of major scientific and technological innovation and high-end industrial projects. Among the 100 projects that...[Details]
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After China's Ministry of Commerce announced that it would impose additional tariffs on US$75 billion worth of US imports, US President Trump indicated that he would increase tariffs on Chinese goods...[Details]
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According to the latest list published by the United States Patent and Trademark Office (USPTO), Apple has once again obtained a patent related to a foldable phone. This patent improves the previou...[Details]
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On October 13, according to media reports, Tesla recently posted a recruitment notice on its official website, seeking engineers with experience in lithium iron phosphate (LFP) battery technology.
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How to suppress noise and improve sound quality of Bluetooth audio devices?
Wireless audio that does not require a wired connection has become increasingly popular in recent years. With the in...[Details]
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When debugging the ZigBee program a few days ago, because global variables were needed, two global variables were defined in a global file, as follows: #ifndef _TC77_H_ #define _TC77_H_ BYTE GetTC77...[Details]
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1 Introduction
To realize the display of LCD, the following four units are required: controller, power management unit (PMU), driver circuit, and liquid crystal display device (LCD). For LCD device...[Details]
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Problem Description: 1. Previously, I created a stm8 project A and used the stm8 library function to perform online single-step debugging. 2. Later, there is another project B. I forgot whether i...[Details]
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OPPO's layout in the chip field is advancing step by step, both "making chips" and "investing in chips". In 2017, OPPO registered and established Shanghai Jinsheng Communication Technology Co., Ltd. ...[Details]
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"Always on, always connected" has become a deeply rooted lifestyle, and mobile phones play a vital role in it. They allow us to obtain data anytime and anywhere, and stay in touch with others th...[Details]
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A soft starter is a device used to control the start and stop of a motor. It can effectively reduce the impact of the motor on the power grid and mechanical equipment when it starts, and extend the...[Details]