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According to the latest global TV shipment report released by market research firm DiScien, in the second quarter of 2020, although Samsung Electronics' shipments declined slightly, it still retained...[Details]
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Typical motor drive methods include voltage drive, current drive and PWM drive. This article will introduce the constant current operation using PWM drive. First, it introduces what PWM drive motor...[Details]
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Pulse generator circuit principle
The principle diagram of the pulse generator
is shown in Figure 4, which consists of a charging circuit and a discharging circuit....[Details]
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Compared with traditional incandescent lamps, compact fluorescent lamps have the advantages of high luminous efficiency, good energy-saving effect, long life, small size and easy use. In terms of t...[Details]
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Many important systems in the contemporary world rely on GPS, such as aviation and road networks, emergency and accident response, etc., but GPS signals are susceptible to interference, destruction...[Details]
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Signals can be divided into continuous signals and discrete signals according to the continuity of the independent variable (usually time). If the independent variable of the signal is a continuous ...[Details]
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1. Background: In many cases, due to limited hardware resources, but serial communication is needed, you can consider using an analog serial port; 2. Prerequisites: To achieve a specific bps serial p...[Details]
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1. Immediate addressing The operand is given directly in the instruction
ADD R0，R0，＃1 ；R0←R0＋1
ADD R0，R0，＃0x3f ；R0←R0＋0x3f
2. Register addressing The operand is in the register
ADD R0，R1，R2 ...[Details]
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Samsung Galaxy's official Weibo account announced that its Galaxy A60 Vitality Edition phone is officially open for pre-order. The phone is priced at 1,499 yuan. After users make a full reservation, ...[Details]
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The battery-powered Nordic Thingy:91 is a simplified rapid prototyping platform designed for cellular IoT, based on Nordic's industry-leading nRF9160 SiP multimode LTE-M/NB-IoT module with GPS, uniqu...[Details]
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According to foreign media reports, a new patent that Ford Motor Company applied for to the United States Patent and Trademark Office (USPTO) was recently exposed. The patent is mainly about...[Details]
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In the increasingly competitive automotive market, product quality and performance verification is particularly important. From research and development to market launch, new products must go throu...[Details]
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In January this year, there were reports that Samsung Electronics was considering following TSMC's footsteps and investing $17 billion in the United States to build another chip manufacturing plant. ...[Details]
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According to the latest report from Canalys, shipments of smart speakers, including smart displays, continue to grow. In the third quarter of 2019, shipments of smart speakers grew to 28.6 million un...[Details]
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First of all, the rotor of Tesla's 3D6 motor adopts the classic single V permanent magnet structure, which uses a three-segment approach to optimize noise, with the middle segment being twice the s...[Details]
Real-time operating system RTOS
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