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Net News: China's power grid, which is already the world's highest voltage level and largest in scale, will accelerate its international business strategic layout in the next five years by relying on ...[Details]
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1. Glossary CF Carry flag register Overflow of unsigned operation, set to 1 when overflow occurs ZF Zero standard register When the calculation result is 0, it will be set to 1 SF Sign Flag Registe...[Details]
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In the past, LED lamps all used constant voltage power supplies. At that time, we did not understand the performance of LEDs. According to the data given by the manufacturer, each small lamp bead was...[Details]
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A in the figure shows the reference source for single power supply operation; B shows the reference source for dual power supply operation; C shows the circuit for the heater to use a negative pow...[Details]
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China Energy Storage Network News:
The evolution of electricity prices and the process of electricity reform are closely linked
Electricity has physical properties such as being diff...[Details]
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Heraeus is accelerating and expanding its sensor technology strategy by establishing the global business unit "Heraeus Nexensos". Heraeus' sensor business has been repositioned under the new name "He...[Details]
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When the frequency setting data is K, the reference frequency is fr, and the number of bits of the phase accumulator is N, the signal frequency output by the DDS is fout=(frK)/2N. Although the outp...[Details]
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In recent years, there are more and more portable electronic products with single-chip microcomputer as the core. In order to extend the service life of the battery (or the interval of charging tim...[Details]
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LG has begun rolling out a software update that includes AirPlay 2 and HomeKit support for some of its 2018 smart TV models, MacRumors reports, fulfilling a promise the company made earlier this year...[Details]
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On January 13, the Zhejiang Power Grid Enterprise Supplier Conference with the theme of "Integrity and Quality, Building a New Business Ecosystem" was held in Hangzhou, with hundreds of supplier re...[Details]
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In a blink of an eye, 2022 is almost halfway through. Compared with last year, the global chip shortage has been alleviated to a certain extent this year, but it is still in short supply overall, and...[Details]
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Summary
When you drive home, the garage door opens automatically without pressing any buttons; when you cross a path, the street lights automatically increase their brightness, and if there is ...[Details]
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This is the circuit diagram of a 220V/200W flasher. The frequency/speed at which the light flashes can be adjusted from 1Hz to 5Hz. You can use the PR1 variable resistor (trimmer) to adjust the fla...[Details]
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E-books are undoubtedly the hottest application in the current portable electronics market. So what are the biggest competitive advantages and selling points of e-books? What should be paid attention...[Details]
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1 Introduction The SRF05 ultrasonic sensor imported from the UK was used in the project development. Its echo feedback and ranging method are special compared with the commonly used ultrasonic sens...[Details]
MCU
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