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The circuit diagram of the digital tube module of the development board is as follows: Due to the characteristics of the 74ls138 decoder, that is, only one digital tube can have a cathode level of ...[Details]

Stimulated by the explosive sales of Apple AirPods, TWS true wireless Bluetooth headsets have become the biggest consumer electronics hotspot in 2019. It is expected that the shipment of Apple AirPod...[Details]

　　The variable-frequency drive (VFD) is a power control device that uses frequency conversion technology and microelectronics technology to control AC motors by changing the frequency of the motor's ...[Details]

Jump instruction with state switching: BX Assembly format: BX{ cond } Rm Function: The BX instruction jumps to the target address specified in the instruction and switches the state. Rm is...[Details]

      If we follow Google's usual tradition, information about Android 12 will be officially announced around May this year. Now the new UI of the new system has appeared in advance, so you might as ...[Details]

The long, anxious wait for biopsy results can be a long, arduous process for patients, but it may soon be over. A team of researchers at the University of Illinois has developed a new tissue imagin...[Details]

In recent years, single-chip microcomputers have developed into embedded processors by combining application-specific integrated circuits and reduced instruction set computer technology, which are su...[Details]

Since the birth of digital oscilloscopes in the 1970s, their applications have become more and more extensive and have become one of the essential tools for test engineers. With the breakthrough devel...[Details]

In Xi'an High-tech Zone, the Samsung memory chip phase II project, which has an investment of US$15 billion, is about to enter the mass production stage. With the construction and production of Sam...[Details]

      On January 13, blogger @数码闲聊站 revealed that Redmi's upcoming K50 series model is called Redmi K50 E-sports Edition, which uses a side fingerprint solution, which is consistent with the fingerpr...[Details]

On May 20, Anker Innovations said on its investor interaction platform that the recent steep decline in freight rates to the United States indicated that, judging from the results of its 2021 operati...[Details]

The difference between stepper motor and synchronous motor The differences between synchronous motors and stepper motors are: different working principles, different characteristics, and diffe...[Details]

TIM4 is an 8-bit basic general-purpose timer in the STM8S series microcontrollers TIM4 related registers Control Register 1 (TIM4_CR1) Interrupt Enable Register (TIM4_IER) Status Register (TIM4_SR) E...[Details]

    Samsung, Hyundai Motor, SK, LG and other companies are stepping up efforts to provide large donations, daily necessities and emergency medical supplies to help people fight the new coronavirus, a...[Details]

Three primary colors composition In three-primary color design applications, white balance and the maximum desired brightness value are usually achieved by adjusting the set LED current. We general...[Details]