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Let’s try the first hello world module and add:
1. Add drivers/char/hello.c
/*********************************************************************************
* Copyrig...[Details]
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introduction Every year, the military and aerospace sectors demand lower cost, higher accuracy and faster systems. Increasingly stringent size, weight and power constraints, coupled with the demandi...[Details]
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Recently, Japanese display company JDI released a third-party investigation report on a financial corruption case, showing that JDI had committed financial fraud from the March-June 2014 fiscal quart...[Details]
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6.1 Overview of Control Survey
Survey work must follow the principle of "from the whole to the part, control first and then the fragments". Here, "whole" refers to control survey, which
mea...[Details]
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WALTHAM, Mass. — April 28, 2022 — C&K,
a leading manufacturer of high-quality electromechanical switches,
has extended the life of its PTS125 product series to up to 5 million operations. Th...[Details]
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Last week, Apple officially released the third-generation iPhone SE, which is equipped with an A15 chip and has no changes in appearance design. Despite this, analysts are still optimistic about this...[Details]
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Resistance, the resistance of a substance to electric current is called the resistance of the substance. A substance with low resistance is called an electrical conductor, or conductor for short. A...[Details]
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In the design of real-time monitoring system, it is necessary to monitor each control signal in real time. More importantly, it is necessary to accurately record the fault data when a fault occ...[Details]
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Large zoom lenses are usually a type of camera lens that home users like very much. This type of lens is not too big or heavy, and the focal length generally ranges from wide angle to telephoto, whic...[Details]
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Veoneer, Inc., an automotive technology company, and Qualcomm Technologies, Inc. have decided to collaborate to deliver scalable advanced driver assistance systems (ADAS) and cooperative autonomous d...[Details]
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1 MCU definition and structure 1.1 What is a microcontroller? Single-board computer: CPU chip, memory chip, I/O interface chip and simple I/O devices (keypad, LED display) are assembled on a ...[Details]
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iTeleport is a well-known remote desktop application for the iOS platform. Now, the developer has added support for Siri, the voice recognition function of the iPhone 4S.
...[Details]
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China Energy Storage Network News:
Professor Zhang Xiaoping, head of smart grid at the Energy Research Institute of the University of Birmingham, UK, recently said in an exclusive interview w...[Details]
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Unconsciously, 2017 has passed. Today is the first day of 2018, and the various summaries and reviews of the past year have not yet ended. Let's follow the mobile phone portable editor to learn abo...[Details]
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Preface
Since the issuance of 5G licenses in 2019, after five years of development, my country's 5G has achieved remarkable results in infrastructure construction, user scale, innova...[Details]