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China Energy Storage Network News:
On September 25, the GEIDCO Advisory (Consultant) Committee and Technical (Academic) Committee (hereinafter referred to as the "Two Committees") were formal...[Details]
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The collaboration combines Qorvo’s high-performance BLDC/PMSM motor controller/drivers with CGD’s easy-to-use ICeGaN IC in a new evaluation kit (EVK).
Cambridge GaN Devices (CGD) is ...[Details]
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1. Modify uboot to support yaffs First, each command corresponds to a file, such as common/cmd_nand.c corresponding to the nand command When we use the nand command, we will enter the do_nand() f...[Details]
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In recent years, with the continuous deepening of the study of shot noise in mesoscopic physics and nanoelectronics, people have found that shot noise can well characterize the internal electronic ...[Details]
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In photovoltaic systems, the cost of inverters is less than 5%, but it is one of the decisive factors for power generation efficiency. When the components and other accessories are exactly the same...[Details]
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The link that requires careful design in the HDD is the interconnect between the preamplifier and the read/write head assembly. This interconnect is a key component that enables the HDD to read and...[Details]
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1. Bandwidth: refers to the frequency value when the sinusoidal input signal decays to 70.7% of its actual amplitude, that is, the -3dB point (based on a logarithmic scale). This specification indi...[Details]
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2019 is the year of exploration and pilot of the State Grid's ubiquitous power Internet of Things. As the vanguard of the State Grid system, State Grid Jiangsu Electric Power Co., Ltd. has comprehe...[Details]
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How to use a multimeter to test whether the water pump motor coil is burned out? To judge whether the motor is good or bad, you need to measure whether there is a circuit break, short circuit, and ...[Details]
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July 20 news: Samsung's first model in the second half of the year, the Galaxy Z Flip 5G, is coming soon, and pre-sales (reservations) will start in China on July 22 (the day after tomorrow). ...[Details]
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Rutronik Elektronische Bauelemente GmbH is expanding its portfolio with products from HMS Industrial Networks, a manufacturer of industrial communication and IoT solutions. The two companies have sig...[Details]
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According to Korean media ET News, following the M1 chip, Samsung Electro-Mechanics, a subsidiary of Samsung Electronics, is expected to supply flip chip ball gate array packaging substrate (FCBGA) f...[Details]
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The first domestically produced 7nm chip will be available in the second half of the year! According to a report from Chedongxi on July 19, recently, CoreEngine Technology, jointly funded by Ecarx ...[Details]
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1 Introduction
In recent years, digitalization has been widely used in the field of power supply, and many electronic devices require power supply with multiple levels. Therefore, a switching ...[Details]
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【MMU】
The main functions of MMU: 1) Setting permissions 2) Address mapping
(Here we mainly talk about address mapping)
Question 1: Why do we need virtual addresses?
Reason 1: Let's look ...[Details]
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