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1. Introduction to NFC NFC stands for Near Field Communication, which is a wireless technology initiated by Philips and jointly promoted by famous manufacturers such as Nokia and Sony. NFC ...[Details]
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Abstract:
The system is based on pyroelectric infrared sensors. Through the design of peripheral circuits and corresponding control circuits, it realizes real-time statistics of the number ...[Details]
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The embedded controller is designed with Atmega128 single-chip microcomputer. The analog input channel uses Atmega128 on-chip A/D converter, the output uses AD421 D/A converter, and the digital I/O c...[Details]
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/******************************************* KEIL has expanded the b, h, and l to set the input byte width: (1) b is 8 bits (2) h is 16 bits (default) (3) l is 32 bits In Keil C51, when using printf ...[Details]
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At the beginning of the new year, everything is new. Good news came from the electrical fluid storage market, ushering in a good start!
Electrical Liquid Storage successfully received the winn...[Details]
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According to foreign media reports, British simulation software expert rFpro has developed a real-world physics model Ground Truth that can accurately test a vehicle's perception of its surroundings....[Details]
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On March 15, the 2024 Shandong First Energy Industry Collaborative Development Promotion Conference was held in Qingdao. With the theme of "Innovation Creates Energy Technology Source, Openness Pro...[Details]
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Two years ago, Samsung launched its first foldable phone, the Galaxy Fold. The company then adjusted its naming conventions and named the foldable phones the Galaxy Z series. The two new foldab...[Details]
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OLED stands for Organic Light Emitting Diode. The working principle of OLED is to add organic substances between two conductors, and then between the glass panel and the bottom plate. The current p...[Details]
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Since the launch of the ubiquitous power Internet of Things construction, the company has acted quickly and actively explored and practiced. All work is proceeding as planned and key tasks are bein...[Details]
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On November 5, the first new intelligent distribution transformer terminal of State Grid Sichuan Electric Power Company was installed and put into use in the 10kV Siyan Road Languang Bimanting fron...[Details]
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1. Overcurrent protection circuit
The abbreviation of resettable fuse is RF, also known as polymer switch: it is a new type of overcurrent protection
component
introduced in ...[Details]
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OK, now we discuss the problem of PWM waveform distortion after passing through the pc817b optocoupler. As shown below: Circuit diagram of distortion after passing through the optocoupler Waveform...[Details]
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According to CCTV News, Russian President Vladimir Putin said on the 9th in the central Russian city of Yekaterinburg that in the era of globalization, Western countries' attempts to curb the develop...[Details]
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In medical examinations, the analysis and determination of various hormone levels and their trace metabolites, drugs and metabolites, vitamins and disease-related antigens in the body can reach doz...[Details]
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