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Among many maximum power point tracking (MPPT) algorithms, genetic algorithm has the advantage of fast convergence speed, but in practical applications, it has the problem of low accuracy and swing...[Details]
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BLDC motor control circuit
If the motor needs to rotate, a rotating magnetic field needs to be given to the motor rotor. For a three-phase brushless DC motor, the DC voltage source only pr...[Details]
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An important step in learning MCU is to burn programs for MCU. Burning programs is the first step for beginners to experience MCU and get started quickly. Since 51 MCU is relatively simple and in ord...[Details]
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The SOF (Start Of Frame) package in USB is a very simple concept that is frequently encountered in USB development: SOF is sent regularly by the USB host (FS) every 1ms. It has many functions and is ...[Details]
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In March 2023, Kaixin Technology obtained the highest level ASIL D certification for the ISO 26262 functional safety management system from Germany's TÜV Rheinland, an internationally renowned third-...[Details]
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The GaN- based
inverter reference design EPC9173
optimizes the motor system and simplifies the design and accelerates the time to market in terms of size, performance, range, accuracy and t...[Details]
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Substation is an important part of the power system. If a lightning accident occurs in a substation, it will cause great harm to the main equipment of the substation, and may even damage the transfo...[Details]
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Recently, the Guangxu smart warehouse construction project of China Southern Power Grid Energy Storage Company was delivered, marking the official commissioning of the first pumped storage power pl...[Details]
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Apple will hold a new product launch conference on November 11. It is rumored that AirPods Studio will be unveiled at the conference, but this news has not been confirmed by Apple. On November 6...[Details]
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On January 5, 2022, the iQOO brand held a new product launch conference and officially launched the first flagship product of 2022 - the iQOO 9 series. With "enjoyable control" as the product core an...[Details]
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Mobile devices are becoming an integral part of our daily lives. Take smartphones, for example. In addition to simple phone calling, smartphones now have rich features that support social networkin...[Details]
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utilities.h #ifndef UTILITIES_H_INCLUDED #define UTILITIES_H_INCLUDED typedef unsigned char uchar, BYTE, uint8; typedef unsigned int uint, WORD, uint16; typedef unsigned long ulong...[Details]
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Ultrasonic medical imaging equipment has experienced more than half a century of development. Especially since the 1990s, with the rapid development of medicine, mechanical materials, computers, an...[Details]
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LED driving technology principles and characteristics of ultra-bright LEDs
The figure below is the relationship curve between forward voltage drop (VF) and forward current (IF). From the curve, we ...[Details]
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Since Uboot2011.06 has good support for S3C6410, we use Uboot2011.06.
1. Porting environment
Host: VMWare-ubuntu
Development board: ok6410—512M nandflash, Kernel: 2.6.30.4
u-boot: u...[Details]