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This evening, vivo held a launch conference for the original system OriginOS Ocean, with the theme of "Inside and Out, Everything is Good". This conference brought a huge innovation to OriginOS. Star...[Details]

In 2018, the global DRAM market size was US$100 billion, of which Samsung, SK Hynix and Micron accounted for more than 90% of the market share, showing an oligopolistic situation. In recent years, dr...[Details]

1. Zero adjustment before use.  2. Do not measure with power on. 3. Choose the appropriate magnification. When using an ohmmeter to measure resistance, you should choose an appropriate magnificati...[Details]

 Some netizens pointed out earlier that Macs equipped with M1 would indicate that there were health problems with the SSD when reporting an error. Apple did not give a positive response to this. Howe...[Details]

1. The SPI module of structure 5744 supports full-duplex three-wire synchronous transmission and can run in master or slave mode. It contains FIFO send and receive buffers with a depth of 5 respectiv...[Details]

With the high popularity of 5G Internet, the amount of data in various dimensions has surged, and AI has begun to fully cover every scene of life, from pictures to voice, from images to seman...[Details]

Recently, the spontaneous combustion problems of Tesla , NIO and JAC have become the focus of people's attention. The safety of new energy vehicles has been discussed and questioned again. These sp...[Details]

       As a leader in the field of electrical sensors, LEM has been committed to providing customers with innovative and high-quality solutions. LEM's core products are current and voltage sensors, ...[Details]

ARM microprocessors generally have two working states and can switch between the two states: —The first is the ARM state, where the processor executes 32-bit word-aligned ARM instructions; —The s...[Details]

Difference between synchronous motor and asynchronous motor A synchronous motor is an AC motor that generates torque by the interaction between the excitation magnetic field of the DC powe...[Details]

       On the afternoon of August 17, smartphone brand iQOO held an online press conference to officially launch the new generation of flagship mobile phones, the iQOO 5 series. This series of mobile...[Details]

Assuming you have been tasked with designing a monitor circuit for a new battery- based power system, what strategies would you adopt to optimize the cost and manufacturability of the design? The ini...[Details]

　　First Breakdown: How is Surge Current Generated? 　　Inrush current: The peak current that flows into the power supply device when the power is turned on. 　　Mostly produced from energy-saving motor...[Details]

　The circuit is shown in the figure. This circuit can obtain a higher output power by simply changing some components. The circuit R1, L1, D1, C1 to C7 on the left side of the figure is a conventiona...[Details]

It is easy to construct a constant voltage bias circuit for a photoresistor using a transistor. Figure 2-14 shows a typical constant voltage bias circuit for a photoresistor. The      current IP out...[Details]