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Digital tube dynamic display 0~99999999 1. Principle of common cathode 8-bit digital tube First, some necessary knowledge 1. Multi-digit digital tubes are scanned for display, that is, only one di...[Details]
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High-speed analog-to-digital converters (ADCs) have inherent limitations that cause them to occasionally produce rare conversion errors outside of their normal functionality. However, many practical ...[Details]
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Recently, there is a project that needs to use the STM8S103F3 microcontroller. I thought it would be easy before I started, but in practice, I encountered many problems. One of the most confusing pro...[Details]
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SMIC, the largest wafer foundry in China, recently started mass production of another important project. According to Zhejiang Daily, SMIC Shaoxing, located in Shaoxing, Zhejiang, successfully comple...[Details]
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Thermal conductivity meter, referred to as "thermal conductivity meter", is an instrument that measures the thermal conductivity of a sample (solid, liquid or powder) as a function of temperature. At...[Details]
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With the widespread application of software products, the protection of software intellectual property rights has become important. Software products are encrypted by serial numbers, and each softwar...[Details]
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The following paragraph was excerpted from the Internet. After opening it, I finally figured out why my frequency meter could not accurately measure signals above 480KHz. The 8052 microcontroller has...[Details]
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1. Hardware Solution This design uses a 51 single-chip microcomputer to read the temperature and humidity from the DHT11 temperature and humidity sensor every 2 seconds and display them on the LCD sc...[Details]
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1. Generation of power supply ripple Our common power supplies include linear power supplies and switching power supplies. The DC voltage they output is obtained by rectifying, filtering, and stabili...[Details]
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0 Introduction
The Regulations on Energy Conservation in Public Institutions (Order No. 531 of the State Council of the People's Republic of China) signed by Premier Wen Jiabao was adopted...[Details]
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GM released information about the BEV3 drive system and the Ultium battery. Judging from the information released, there is still some content worth seeing. The biggest feature is the 200kWh battery ...[Details]
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——Promote technological innovation and industrial collaboration simultaneously, and focus on building a prosperous ecology of intelligent connected cars—— On May 25, 2023, "Suzhou High-speed Railw...[Details]
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1. Advantages
1. The standard throttling device is fully usable and has been approved by the International Standards Organization. It can be put into use without actual flow calibration. It is also...[Details]
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Synchronous buck controllers are commonly used to efficiently convert a positive voltage to a lower positive voltage, but negative voltages can also be generated from a positive voltage. In negat...[Details]
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On November 14, Xiaomi Auto announced its intelligent chassis pre-research technologies, including Xiaomi fully active suspension, Xiaomi super four-motor system, Xiaomi 48V wire-controlled braking...[Details]
Power technology
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