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/***************************************************************************************** * : Please short-circuit the J2 jumper cap before use, and set the serial port assistant to a bit rate of 96...[Details]
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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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Recently, overseas media revealed that Tesla has submitted a vehicle change application to European regulatory agencies, and speculated that Tesla's latest self-driving hardware HW4.0 may be mass-pro...[Details]
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Single-chip microcomputer is a common course for electrical majors in colleges and universities. Some schools even list it as an elective course. Among the many courses, it does not show how importan...[Details]
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The global manufacturing industry is facing huge challenges due to factors such as increasing labor shortage, rising labor costs, fierce global competition, and repeated epidemics.
As an adv...[Details]
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According to the Korea Times, LG Uplus, South Korea's third-largest mobile operator, is attracting increasing attention from investors and industry experts, who want to know whether it will abandon H...[Details]
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The vehicle instrument is one of the most important human-machine interaction devices on the vehicle, and is mainly used to provide the driver with information related to the vehicle's operating statu...[Details]
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Most automotive power architectures must follow the most basic principles when designing, but not every designer has a thorough understanding of these principles. This article will explain the six ...[Details]
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Introduction
Multimedia advertising is a platform for enterprises to communicate with consumers and display their self-image. Traditional forms of advertising business have high production cost...[Details]
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To determine whether the switching power supply is oscillating, you can use an oscilloscope probe close to the magnetic core of the switching transformer. If the oscillation is normal, an induced wav...[Details]
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introduction
Variable-frequency Drive (VFD) is a power control device that adjusts the motor's operating speed by changing the motor's operating voltage and frequency. Since the 1970s, VFDs ha...[Details]
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Why do we need PWM subdivision? Because it can make the stepper motor run smoothly, reduce noise, increase speed (MAX), increase torque...
Why do we emphasize that it is a 51 single-chip microcompute...[Details]
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Detailed explanation of Uart interface When I interview candidates, I usually like to ask them a question: What are the differences and connections between UART and RS232/RS485? Many people don't a...[Details]
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Under the favorable situation that the net profit attributable to shareholders of the parent company in the first quarter of 2020 increased significantly by 1379.54% year-on-year, Wingtech Technology...[Details]
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Equivalent circuit of primary wave process
Figure 1. Equivalent circuit of the primary wave process
Installing an impedance matcher on the motor terminal can greatly weaken the overvoltage. Th...[Details]
DSP and ARM Processors
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