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Recently, Huawei released the HarmonyOS 2.0 Beta version as promised, and opened a public beta for developers. A total of 5 devices can try it out in advance, namely Huawei P40, Huawei P40 Pro, Huawe...[Details]
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On the morning of September 3, Wang Jun, Secretary of the Party Working Committee and Director of the Management Committee of the High-tech Zone, Zhao Haitao, Secretary of the Party Committee of Tu...[Details]
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Abstract: Direct digital frequency synthesis technology (DDS) and computer control technology are used. The highly integrated DDS chip AD9851 and AT89S52 microcontroller of Analog Devices of the Un...[Details]
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This year, GM has mentioned on various occasions more than once that "the new generation of electronic and electrical architecture Global B will provide system support for electrification, active saf...[Details]
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After the R16 version was frozen in June 2018, the complete version R16 that can fully reflect the three major features of 5G will be frozen in March 2020. The R17 version, which is expected to be fi...[Details]
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1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial spac...[Details]
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!E XXXXX.X(XXXXX): illegal character `\0243' !E XXXXX.X(XXXXX): illegal character `\0273' Error analysis: A Chinese semicolon appears at the specified position in the code Solution: Replace Chines...[Details]
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1 What is safety testing?
Safety testing is a test to see if a product may cause harm to the user during use. The basis for judging safety testing is mainly whether the safety indicators meet the req...[Details]
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TRINAMIC announces the PD20-1-1210, a highly miniaturized mechatronic solution for applications requiring a small form factor. The PD20-1-1210 offers state-of-the-art motion control and is ideal for ...[Details]
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At the beginning of 2024, the price war for new energy electric vehicles is "on the verge of breaking out", and new and old car companies have followed suit one after another. At the same time, as a ...[Details]
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Scattering measurement methods are increasingly used for the measurement of complex structures and are gradually becoming dominant in the measurement of spacer layers. Spacer layers on the ...[Details]
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Development board: NRF52840 EVAL KIT, which is over 100 yuan from Chuxue Download tool: JINLK V11 (JLINK V9 or above is best, some people also use JLINK OB, other downloaders such as STLINK and DAP...[Details]
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Preface Previously we have introduced how to control the high and low levels of the IO port output of the 51 microcontroller. In this tutorial, we will use another experiment to describe the output o...[Details]
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Current-mode single-phase full-bridge circuit
The circuit is a current-type rectifier circuit, which is very similar to the single-quadrant step-down circuit (BUCK circuit) in topology. In order to...[Details]
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Oscillator circuit types and circuit models
Among the many oscillator circuits, three commonly used are the Pierce oscillator, the Colpitts oscillator,
and the Clapp oscillator...[Details]
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