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On the morning of March 8, a 5-ton container cargo loaded with a set of the country's most advanced magnetic levitation flywheel UPS emergency power supply equipment departed from Shenyang Microcon...[Details]
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1. Introduction to 2440 clock
1.1 2440 is a SOC (system on chip) system, which not only has many CPUs, but also many peripherals. The system framework diagram in the 2440 chip manual is as fol...[Details]
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1. Use proteus to draw a simple circuit diagram for subsequent simulation 2. Programming /*********************************************************************************************************...[Details]
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In the Linux driver, various devices that cannot be classified are defined as miscellaneous devices (expressed by the miscdevice structure). The miscdevices share a major device number MISC_MAJOR (...[Details]
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Almost all AVR microcontrollers are equipped with Flash ROM, SRAM, and EEPROM memories. Flash ROM is a program memory that is not afraid of power failure; SRAM is a static data memory that loses data ...[Details]
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According to foreign media reports, research institutions predict that the global microprocessor market will resume growth this year, with sales expected to reach US$79.3 billion, driven by increased...[Details]
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International Energy Network/PV Headlines (PV-2005) learned that on January 29, CGN New Energy's 2022 inverter centralized procurement-Gansu Jiayuguan, Jilin Da'an, Xinjiang Production and Construc...[Details]
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On May 11, China Mobile's procurement and bidding website publicly announced that CoreWing Information Technology's NB-IoT chip XY1100 series was purchased by China Mobile IoT as a single source. Thi...[Details]
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Robotics and artificial intelligence continue to merge in 2021, with emerging hardware and software stacks extending the capabilities of mobile robots, drones, collaborative robots, and autonomous dr...[Details]
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The MAX3669 is a complete, +3.3 V laser driver with automatic power control (APC) circuitry for SDH/SONET applications up to 622 Mbps. It accepts differential PECL inputs, provides bias and modulatio...[Details]
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IGBT insulated gate bipolar transistor is a typical bipolar MOS composite power device. It combines the process technology of power MOSFET and integrates power MOSFET and power tube GTR into the s...[Details]
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// Fuse bits F7 DC F9 FF // pb0 or pd7 low is a fault -》》 PD5 outputs low, PC0 PC1 PC2 outputs high level //PD3 is high level emergency -》》PD6 30% //PD2 is low level, normal -》》PD6 DIP switch //PB6 ...[Details]
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On August 18, the Shanghai Municipal People's Government and Contemporary Amperex Technology Co., Ltd. signed a strategic cooperation framework agreement in Shanghai. According to the strategic coo...[Details]
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Finite Element Method (FEM) is an analysis and design tool that has been widely used in many electronic engineering fields such as antennas, microwaves, and signal integrity. FEM solvers have several...[Details]
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Soft start and frequency converter start are two common motor starting methods, each with its own advantages in energy saving.
1.1 Soft Start
A soft starter is a device used to control th...[Details]
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