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Abstract: This article describes the characteristics of a new type of electronic attendance device based on LonWorks and iButton technology, focusing on its hardware composition, software design...[Details]
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As the new year approaches, major mobile phone manufacturers will launch a number of new models. Among them, the highly anticipated Honor V40 series is expected to be officially released in Ja...[Details]
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The Cochcroft & Walton circuit shown in the attached figure is a typical multi-voltage rectifier circuit. When several half-wave voltage doubler rectifier circuits composed of diodes and capacitors ar...[Details]
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This application note examines the key parameters that affect amplifier noise and illustrates the impact of different amplifier designs (bipolar, JFET input, or CMOS input design) on noise. This artic...[Details]
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At noon on January 13, chip foundry giant TSMC released its fourth-quarter financial report for fiscal year 2021 ending December 31. The financial report shows that TSMC's consolidated revenue in the...[Details]
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Design and make a 16×16 dot matrix LED display screen, the schematic diagram of which is as follows:
The 16×16 LED display is a small display made of LED light-emitting diodes, which can...[Details]
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Electromagnetic flowmeters are characterized by high precision and long life, and are used in many fields and industries such as chemical industry, environmental protection, and metallurgy. However, ...[Details]
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In recent years, solar energy has become a major form of renewable energy due to its numerous environmental and economic benefits and proven reliability. Since solar power generation systems do not...[Details]
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1 Introduction
In recent years, with the rapid development of digital technology and network communication technology, radio and television are also undergoing a huge transformation from analo...[Details]
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On March 23, State Grid Jilin Economic Research Institute held an internal review meeting on the feasibility study simulation design of Jilin Province's 100MW/200MWh lead-carbon battery centralized en...[Details]
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Here we only introduce the most commonly used registers related to UART. As for the registers with other functions involved in programming, they are not introduced here. 1.ULCONn(n=0,1,2) //Checksum...[Details]
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1. If the MCU has a serial port peripheral, adding a level conversion chip, such as MAX232, SP3485, will become the RS232 and RS485 interface. 2. RS485 uses differential signal negative logic, +2+6...[Details]
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Delivery robots are a type of robotic system used for automated delivery and delivery. They are widely used in the retail, business, and logistics industries to improve the efficiency and accuracy ...[Details]
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Summary
About 70% of the information received by humans comes from vision. Therefore, image acquisition and processing equipment plays an important role in people's daily lives. With the populariza...[Details]
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Qualcomm 7, the "full attendance" at the CIIE, attended the CIIE, showing a new chapter in intelligent computing and ecological cooperation
On November 5, the 7th China International I...[Details]
PCB Design
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