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leds_drv.h
#ifndef _MEMDEV_H_
#define _MEMDEV_H_
#include linux/ioctl.h
/* Define magic number */
#define MEMDEV_IOC_MAGIC 'k'
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The right amount of water is an important guarantee for growing plants in pots, but it is often difficult to judge the moisture content of the soil at the roots of plants from the dryness or wetness ...[Details]
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Causes of LED lamp damage
LED lamp failure comes from the failure of power supply and driver, and the failure of LED device itself. Usually, the damage of LED power supply and driver comes from ove...[Details]
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1 Introduction
With the rapid development of high technology and its industry, battery energy systems with large storage capacity have been increasingly valued by people and have been widely us...[Details]
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On the power battery track, the confrontation between China and South Korea has undergone subtle changes. Recently, the capital market's expectations for LG New Energy were unveiled: Brokerages on ...[Details]
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According to the Weibo whistleblower @数码闲聊站, the vivo X60 standard version will soon launch a curved screen version. The parameters of this model are similar to the standard version. The diffe...[Details]
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Introduction: At present, there are more and more applications where multiple standards and protocols coexist, and the gateway, which acts as a bridge for protocol conversion, plays a key role....[Details]
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The author has been engaged in the research and development of color TV switching power supplies for many years. Combining past work experience, this article attempts to discuss the basic principle...[Details]
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Many engineers have a headache when using network analyzers. How to do it? What to do? These are all issues that engineers need to consider. Below, engineers from the Antai Network Analyzer Repair Ce...[Details]
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NXP addresses CAN FD bandwidth limitations with signal quality enhancement technology
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Changan Automobile becomes the first OEM to adopt NXP’s TJA146x CAN signal quality enhan...[Details]
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According to news on January 10, TSMC today announced its revenue data for December 2023. The total revenue in December was NT$176.3 billion (IT Home Note: currently about NT$40.725 billion), a year-...[Details]
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I want to learn more about Keithley's 2400 series low voltage digital source meter product line from the perspectives of resistance measurement accuracy, system speed, scanning working 3 reading rate,...[Details]
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With the rapid rise of Chinese power battery companies, South Korea's three major battery companies are losing ground. Industry analysts indicate that as China's new energy vehicle market continues...[Details]
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The fully automatic ratio group tester is also called transformer ratio group tester, transformer ratio tester, fully automatic transformer ratio tester, transformer ratio group measuring instrument,...[Details]
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Electronic camera systems have been widely used in military and civilian mapping systems, but the effect is affected by the change of posture or vibration of the carrier at different times. When th...[Details]