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Expanding on the calendar clock introduced last time: let it have the function of detecting atmospheric temperature and humidity, running 24 hours a day without interruption and regular detection, ...[Details]
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According to foreign media reports, Keysight Technologies, a world-renowned measurement instrument company, announced the launch of the SL1800A series enhanced scientific laboratory regenerative DC...[Details]
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Riding a motorcycle with a malfunctioning turn signal on the road is dangerous to the motorcyclist and other motorists on the road. The function of the turn signal is to tell other motorists on t...[Details]
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Today I want to talk about the calculation of leakage rate and pressure difference during air tightness test. Through searching and consulting others, I found that the leakage rate standard corresp...[Details]
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According to Letv's official Weibo, after LeTV's return, it not only released the S1 mobile phone, but also launched the latest Letv WATCH W6 smart watch, priced at 599 yuan and the initial rel...[Details]
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Huawei sued the U.S. government in the United States, claiming its sales ban was unconstitutional, but Huawei asked the court on July 3 to reject the case. According to the latest news disclosed by t...[Details]
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The sensor application interface introduces the basic application circuits of commonly used semiconductor sensors, focusing on the interface circuits between sensors and microcomputers, actuators, ...[Details]
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From MCU, PMIC (power management chip), display driver IC to MOSFET, from automotive chips, home appliance chips to Bluetooth and touch chips required for wearable devices... Since the second half ...[Details]
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According to Taiwan Electronics Times on February 20, the semiconductor supply chain stated that not only did TSMC’s existing process capacity utilization rebound, its 2-nanometer progress was also b...[Details]
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The circuit of +12V, 0.5A single-chip switching power supply is shown in the figure. Its output power is 6W. When the input AC voltage changes in the range of 110~260V, the voltage regulation rate ...[Details]
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How to calculate mixed resistors
cleverly Mixed resistors are also called compound resistors. Mixed resistor circuits refer to circuits containing series and parallel resistors. ...[Details]
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【Introduction】S7-300/400 is a Siemens PLC system that everyone is familiar with. Their soft redundancy system is not very convenient and cumbersome to use and configure, while the S7-1500R/H hard r...[Details]
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According to Japan's Yomiuri Shimbun, Japan intends to invite TSMC or other global chip manufacturers to work with domestic chip equipment suppliers to jointly build an advanced chip manufacturing pl...[Details]
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In automotive electronics development, testing, and after-sales diagnosis, we often need to upgrade the firmware of the ECU, which is called "flashing". The mainstream solution on the market is to ...[Details]
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In order to achieve synchronization between threads, a mutex lock is usually added before executing the critical code segment, and unlocked after the critical code segment is executed. In order to ...[Details]
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