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1.mdesc- map_io()
start_kernel
-- setup_arch(&command_line);
-- paging_init(mdesc);
-- devicemaps_init(mdesc)
-- mdesc- map_io();
The map_io here can be known fr...[Details]
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Sony Xperia has announced that it will hold a global launch event for new Sony Xperia products at 15:00 Beijing time on May 11. The official said, "Next ONE is coming, heading to the next '1' c...[Details]
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01Zero
point calibration
Why Zero Calibration?
During zero calibration, the axis is moved to a defined position, the so-called mechanical zero position. If the robot...[Details]
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The transformer of a single-ended
flyback
switching power supply
is essentially a coupled inductor, which is responsible for energy storage, voltage transformation, and energy tran...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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At present, there are two ways to charge electric vehicles: one is to use it outside the car, the ground charging pile, and the other is to use it inside the car, the on-board charger OBC.
...[Details]
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Photoelectric detector refers to a physical phenomenon in which the conductivity of the irradiated material changes due to radiation. Photoelectric detectors are widely used in various fields of mi...[Details]
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In April, the city of Peng is in full bloom, with flowers in full bloom and sails in full swing on the shore of the South China Sea. INVT celebrates its 18th birthday. Eighteen years ago, INVT starte...[Details]
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Platform: mini2440 Cross toolchain: arm-linux-gcc-4.3.2
1. Basic knowledge of kernel transplantation
Porting the kernel is also called building a BSP (boardsupport packet). BSP has tw...[Details]
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1. Interrupt nesting, the control bit of the priority 430 general interrupt is the GIE bit in the status register (this bit is in the SR register). When this bit is in the reset state, all maskable ...[Details]
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1. Introduction The power devices used in UPS include bipolar power transistors, power MOSFETs, thyristors and IGBTs. IGBTs have the advantages of easy driving, simple control and high switching...[Details]
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On December 16, 2019, Intel announced that it would acquire AI chip startup Habana Labs for $2 billion. At the time, some people speculated what this acquisition meant for Nervana. According to Leife...[Details]
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Abstract: This paper discusses the design of a power lithium battery management system to achieve overcharge protection, over-discharge protection, over-current protection and balanced charging for li...[Details]
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The word "tube" refers to the electron tube. The tube amplifier that everyone often talks about refers to the amplifier that uses the electron tube. Some electron tubes are used for amplification, ...[Details]
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With the continuous development of science and technology and the continuous improvement of people's quality of life, the concern for family property and home security is also increasing. Therefo...[Details]
MicroPython Open Source section
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