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　     Qichacha App shows that Huawei Technologies Co., Ltd. recently disclosed a patent for a "wireless charging system" with the publication number CN112564295A. Qichacha patent abstract shows that ...[Details]

The so-called "peak hold" function means that the digital instrument can keep the currently measured peak value on the display; in other words, "the last reading of the meter is the maximum value in ...[Details]

"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. Multimeter can measure current, voltage, resistance, and some can also measure the magnifi...[Details]

Some people call this field "mixed reality", others call it "extended reality," and Mark Zuckerberg tried to name it the "metaverse." But no matter what the field is, Google has been working hard t...[Details]

EDR (Event Data Recorder), also known as the automobile event data recording system, is known as the "black box" in the automotive industry. It is a device or system that monitors, collects and recor...[Details]

          a  Magnetic properties of base metal  　　 　　The thickness measurement by magnetic method is affected by the change of magnetic properties of base metal (in practical application, the change...[Details]

Clear the internal 30H~40H and external 0010H~0100H to zero, then move the contents of the internal 41H~47H to the external 0041H~0047H, and judge 1. If (0041H) 15, then square it and store it in 00...[Details]

At present, people are afraid of "lead". Lead pollution and lead poisoning incidents have occurred repeatedly, making people's lives uneasy. These incidents have made local governments panic and ent...[Details]

As the seasons change, from the beginning of the year to the end of the year, the ubiquitous power Internet of Things is experiencing a spillover effect. Not long ago, State Grid Corporation o...[Details]

introduction As an actuator, the proportional solenoid is one of the key products of mechatronics and is widely used in various automatic control systems. The proportional solenoid has a l...[Details]

　　Smart meters are electromechanical smart meters. They consist of hardware circuits, corresponding software, and issuance systems. They can realize the billing of different electricity prices for a ...[Details]

The TIM1 of STM8 is a 16-bit advanced control timer with a simple timer overflow interrupt. The function realizes LED1 turning on for 500ms, off for 500ms, and repeating.  ＃i nclude iostm8s103f3.h ...[Details]

1. Design requirements for intelligent batteries for testing instruments: According to customer requirements and specifications, we design intelligent battery packs that match the host, and integra...[Details]

      On the morning of January 24, Texas Attorney General Ken Paxton filed a lawsuit against Google, accusing Google of forcing eight famous radio DJs to tout the Pixel 4 series of mobile phones. Go...[Details]

1. Introduction to Wired Communication Chips With the rapid development of information, computing and chip technology, the demand for external information interaction is growing, the number of...[Details]