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Design Background ARM processor is the most popular embedded processor in the world, widely used in embedded fields such as personal communication. This article discusses the method of using a CPU b...[Details]
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1. Completed the reading of text files from SD card. -- Completed
2. Then let the SD card read the 24-bit bmp image and display it. --Completed Step 1, transplantation. Step 2, debugging.
Debugging ...[Details]
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Central topic: Power supply noise test with oscilloscope Solution: Let the waveform fill the screen during measurement to effectively reduce quantization error. It is necessary to select a suitable p...[Details]
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Harvesting the sun's energy through wind power is not new, but today's power semiconductor devices and control systems make this energy more applicable.
Among existing solar energy ut...[Details]
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1 Overview
The measurement of temperature and humidity is widely used in warehouse management, manufacturing, meteorological observation, scientific research and daily life. Traditional an...[Details]
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As energy depletion and environmental pollution become increasingly serious, countries are increasingly eager for green energy, which has led to unprecedented development of photovoltaic grid-connect...[Details]
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Recently, Bloomberg New Energy Finance (BNEF), a world-renowned research institution, released the Energy Storage System Cost Survey 2023 (hereinafter referred to as the "Report"). In its energy st...[Details]
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As one of the most important liquid flow measurement instruments in industrial production, the proportion of electromagnetic flowmeter in the entire production field is increasing year by year. Ac...[Details]
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1. Background
Nowadays, many wireless communication products, such as wireless routers, use the 5 GHz frequency band. However, 5.25-5.35 GHz and 5.47-5.725 GHz are the operating frequency ban...[Details]
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The environment for cultivating the industrial Internet can be described as "each has its own merits" 2020 is a year full of opportunities and challenges. Multiple factors such as the epidemic, a...[Details]
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Recently, the Sichuan Provincial Development and Reform Commission and the Energy Bureau issued the "Interim Measures for the Construction, Operation and Management of Public (Special) Charging Inf...[Details]
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Many engineers often find such a problem: they did not find any abnormalities in the debugging process of the circuit board they made, but found various problems or failures soon after using it. The ...[Details]
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On March 28, Kangqiang Electronics released its 2021 annual report. In 2021, the company achieved total operating revenue of 2,194,615,906.01 yuan, an increase of 41.71% over the previous year; achie...[Details]
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According to German media reports, Dirk Wössner, a member of the board of directors and general manager of Deutsche Telekom, Germany's largest telecommunications operator, said on the 2nd local time ...[Details]
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The power grid often interferes with or damages computers and precision instruments, mainly in the following aspects:
1. Power surges: refers to the output voltage effective value higher than t...[Details]