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I have made many ICL7107 digital voltage meters but none of them worked. Today I changed to a microcontroller with AD. The AD code can be found on the Internet. I will not post the circuit. The digita...[Details]
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Abstract: This paper designs and manufactures a high-stability, low-ripple DC power supply based on the LT1083/LT1033 series of high-power, low-voltage dropout three-terminal voltage regulator chip...[Details]
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Preface To ensure the safe operation of unmanned substations, the State Grid Corporation of China has clearly required in multiple documents and technical specifications that the locked high-frequen...[Details]
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According to foreign media reports, Apple will release the iPhone 12 series in November this year at the latest, which includes four models, all supporting 5G networks. According to a report ...[Details]
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At the beginning of 2023, the chatbot ChatGPT suddenly became a phenomenon. This new type of AI software can not only chat and communicate, but can also write essays and poems, and can even make up v...[Details]
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The advancement of small-pitch LED display technology has broken the rule that LED displays can only be used outdoors. With the continuous improvement of picture quality and the solution of tec...[Details]
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Topological structure and circuit for adaptive voltage boost or voltage reduction
The main energy storage element of the inductive structure is the inductor. The output voltage can be linearly regu...[Details]
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The first batch of 25 companies on the Shanghai Stock Exchange's Science and Technology Innovation Board were officially listed and traded. As a milestone event in the development of the capital mark...[Details]
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1 Introduction
At present, in the overall planning of large and medium-sized cities, urban rail transit has gradually become the dominant direction of urban transportation facilities construction....[Details]
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Wire harness grounding distribution is also called grounding distribution. Whether it is necessary to have a separate grounding or whether it can be shared, etc., these are all the contents of grou...[Details]
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CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
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For Apple, although AirPower has failed, it cannot stop them from continuing to develop wireless charging. According to the latest report from foreign media, Apple is still developing multi-de...[Details]
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According to foreign media reports, Vitesco Technologies, the powertrain division of Continental AG, has begun to provide integrated electric axle drive systems (EMR3) for Dongfeng Passenger Vehicles...[Details]
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1. LED production process
1. Process:
a) Cleaning: Use ultrasonic cleaning to clean the PCB or LED bracket and dry it.
b) Mounting: After preparing silver glue on the bottom elec...[Details]
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