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Three-phase watt-hour meters have three-phase three-wire and three-phase four-wire, and the input voltages are 3×(220~240)V/380~400V, 3×57V/100V, etc. The power supply circuit of the three-phase watt-...[Details]
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Analog and digital wiring similarities
Bypass or decoupling capacitors
When routing, both analog and digital devices require these types of capacitors, and both need to connect a capacit...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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We all know that general IC components usually only have two power supply pins, one is Vcc or Vdd, and the other is Gnd or Vss. However, today's MCUs usually have multiple sets of power pins. What is...[Details]
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Automated equipment keeps running, engineering vehicles shuttle back and forth, and workers in the production workshop are busy on the production line... In late October, the reporter came to Xinyu Hi...[Details]
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Few technology developers face the same pressures as today’s medical device manufacturers. A single lapse in device performance or reliability can mean the difference between life and death, and th...[Details]
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Not long ago, Qualcomm and Huawei announced a settlement, and Huawei will pay Qualcomm $1.8 billion in patent licensing fees. There may be more to this than meets the eye. Foreign media recently repo...[Details]
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With the development of science and technology and the continuous expansion of research fields, the operation objects studied by people have gradually deepened from the macroscopic field to the micro...[Details]
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On June 17, Zhichepai learned that ZTE Corporation disclosed an automatic parking patent. According to the Qichacha APP, on June 11, ZTE Corporation (000063) disclosed the patent for "automatic par...[Details]
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RC (Reset and Clock Control) Reset and clock control STM32F10x supports three types of reset, namely system reset, power-on reset and backup area reset. System reset will reset all registers except t...[Details]
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This home stereo audio amplifier is equipped with STK4241V, which is a thick film hybrid IC, AF power amplifier (split power supply) (minimum 120W+120W, THD=0.08%). STK4241V has some of the followi...[Details]
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There are many TWS (True Wireless Stereo) true Bluetooth headsets on the market. Sony, which has always been a leader in the field of noise reduction, recently launched the WF-1000X (commonly known a...[Details]
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On November 13, the Shanghai Stock Exchange Science and Technology Innovation Board Stock Listing Committee held its 45th review meeting in 2019. According to the review results, the IPO of USTC Guod...[Details]
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For those who have an iPhone 12 series, today's update is a must-upgrade. Today, Apple released the official version of iOS 14.2.1, which solves many problems, such as the previously controv...[Details]
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ROHM, a world-renowned semiconductor manufacturer headquartered in Kyoto, Japan, will participate in the world's leading trade fair and conference for electronic components, systems, applications a...[Details]