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The role of set_pte_ext() is to fill the page table entries of the Arm hardware version according to the Linux version page table entries given by Linux.
For s3c6410, the set_pte_ext() function is im...[Details]
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On November 13, Accelink Technologies issued an announcement stating that the company plans to issue no more than 139,964,983 A shares (including this number) in a private placement to no more than 3...[Details]
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Signal - the vibration of the string is converted into a change in the magnetic field, and then converted into an electrical signal for amplification. Since the pickup can pick up the frequency, a...[Details]
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Introduction
In the field of industrial control, it is often necessary to collect a large amount of field data, such as voltage, current, temperature, humidity, air pressure, etc., and transmit the ...[Details]
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This article uses the PICl6LF874 microcontroller from Micmchip, an American company
.
This
microcontroller
uses a RISC reduced instruction set, Harvard
bus
structure, and pi...[Details]
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The current module system of new energy vehicles is composed of many parts, such as batteries, VCU, BSM, motors, etc., but these are relatively mature products. Domestic and foreign module manufact...[Details]
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introduction
In recent years, with global warming, the frequency of various extreme weather events has increased, which has put certain pressure and even impact on the rail transit system equi...[Details]
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1. Application of frequency conversion technology in speed regulation
1.1 Current application status of frequency conversion technology in main fan speed regulation
The use of frequency c...[Details]
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The accuracy of the user's electricity consumption measurement method depends on the accuracy of the transformer and the meter. Contact IC card prepaid electricity meters have emerged, which have c...[Details]
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Its main functions are to complete the detection of the instantaneous value and peak value of overvoltage, the number of overvoltages, the output voltage and current of the power supply, and to di...[Details]
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In a recent project, a serial number needs to be burned into the STM32 chip, which is a problem encountered in mass production of products. Hardware preparation: a J-Link, a STM32F103C8T6 dev...[Details]
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The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, the...[Details]
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As the concept of motor energy saving gradually deepens, the switched reluctance motor is being used in various occasions due to its following characteristics. The switched reluctance motor is a mo...[Details]
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Common Video Standards and Codecs
The Joint Video Team (JVT) consists of the ITU's Video Coding Experts Group (VCEG) and the ISO/IEC Moving Picture Experts Group (MPEG). VCEG develops volunta...[Details]
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Servo presses and ordinary presses are two different types of presses. There are many differences between them in working principle, structure, performance, application, etc.
introduction...[Details]