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The automotive industry is developing sophisticated sensing technologies at a rapid pace to improve road safety and help reduce accidents. Today, advanced driver assistance systems (ADAS) are driving...[Details]
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Kernel version: 2.6.14
CPU platform: arm
When exchanging data between kernel space and user space, get_user and put_user are two dual-purpose functions. Compared with copy_to_user and copy_from...[Details]
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On February 27, China Lonking Holdings Co., Ltd. and Contemporary Amperex Technology Co., Ltd. signed a strategic cooperation agreement in Ningde, Fujian. Mr. Li Xinyan, Chairman of the Board of Di...[Details]
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When testing with an insulation resistance meter, there are eight things to keep in mind. During the test, do not touch the wiring buttons with your hands. The glass on the meter head is dusty and sh...[Details]
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Recently, many foreign digital bloggers have been sharing old iPhone prototypes that they have obtained. Last week, a video host shared an iPhone 4S prototype that was personally supervised by Steve ...[Details]
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On May 5, Jiwei.com learned from Gu Wenjun, chief analyst of Xinmou Research, that former SMIC CEO Qiu Ciyun has been appointed as CEO of Shanghai Xinsheng. As an internationally renowned outstanding...[Details]
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Thermistors are a type of sensitive components, which are divided into positive temperature coefficient thermistors (PTC) and negative temperature coefficient thermistors (NTC) according to their t...[Details]
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1. Reasons for low output voltage of switching power supply ⑴ The 220V AC voltage input circuit and the rectifier filter circuit do not provide enough working voltage for the switch tube, which ...[Details]
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Preface: High-power batteries are affected by voltage and current, but the voltage variation range is constant, so increasing the current becomes an inevitable way to increase the input and output ...[Details]
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Commonly known as megohmmeter, it is used to measure large resistance and insulation resistance. Its measurement unit is megaohm (mω), so it is called megohmmeter. There are many types of megohmmeter...[Details]
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Gartner: Global IaaS public cloud service market to grow 40.7% in 2020
Amazon, Microsoft and Alibaba lead the 2020 cloud race
According to statistics from Gartner, th...[Details]
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On February 19, the system integration solution provider Zhongshe was officially listed on the New Third Board.
This is also the second time that Zhongshe Intelligent has been listed on the N...[Details]
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The alarm circuit of the intelligent anti-theft system uses a simple and efficient triode amplifier circuit, connected to a buzzer or a high-power alarm bell of more than 100 dB. The video monitoring...[Details]
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Whether a rocket launcher can quickly launch a fire attack is an important factor in measuring the combat performance of its weapon system. Before a rocket launcher can accurately strike a target, ...[Details]
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The intelligent soft start cabinet is an electrical device used to control the start and stop of the motor. It controls the starting current and voltage of the motor to achieve smooth start and sof...[Details]
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