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Temperature measurement systems are widely used in all walks of life and occupy an important position in various fields. In order to reduce development costs, expand the scope of application, and e...[Details]
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1 Introduction The measurement of the DC resistance of the transformer winding is a simple and important test item in the transformer experiment. By measuring the DC resistance of the winding, we can...[Details]
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Digi-Key Electronics, a leading global electronic components distributor, was named the 2019 Global High Service Distributor of the Year by ON Semiconductor on March 8. The 2019 High Service Distribu...[Details]
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发光二极管(HB- led)在每封装流明输出和光效(efficacy,单位为流明/瓦或lm/W)方面的性能快速提升。商用的1WLED已提供有冷色温LED(色温 5000K)的每封装流明输出超过100流明,光效达100lm/W,而相同功率等级的暖色温白光LED(色温3000至3500K)也超过了70到80 流明。
与两年前相比,这些性能等级提高了30-40%。有了这样的性能,LED如...[Details]
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On February 28, a centralized groundbreaking ceremony for key projects in the spring of 2022 was held in Qingdao Hi-Tech Zone. The total investment in the 10 key projects launched this time was 11.09...[Details]
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In recent years, the global automotive industry is in a critical period of transformation from traditional fuel vehicles to electrification and intelligence, and the development of intelligent driv...[Details]
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Recently, the price of automotive chips has been rising wildly. A 10-yuan chip can be sold for dozens of times more. This shows that automobiles are a hot new track and some automotive chips are real...[Details]
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What role do digital power devices play between startup and shutdown ? Two core functions are monitoring and telemetry . Monitoring is a fast-acting safety function that prevents damag...[Details]
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The 2011 Shanghai Auto Show is about to open. Reporters learned from BYD Auto that BYD will release its self-developed electronic safety and intelligent technology. The safety and intelligent technolo...[Details]
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In the past two days, I referred to the information on the Internet and wrote an SPI driver myself, which passed the actual test.
Hardware platform: mini2440 uses SPI1 of S3C2440 (there ...[Details]
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1 Introduction
The CO gas concentration monitor is a portable intelligent instrument used to measure the CO content in the relevant ambient air. This paper introduces the design of the CO gas ...[Details]
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1. About ioLibrary_Driver 1.1. ioLibrary Overview The ioLibrary means “Internet Offload Library” for WIZnet chip. It includes drivers and application protocols. The driver (ioLibrary) can be used for...[Details]
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#include
#define uint unsigned int //macro definition
sbit SPK=P3^5; //define speaker port
sbit key=P3^1; //The corresponding key on the development board is s18
...[Details]
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A variety of automation instruments are used in production process monitoring and control. In the face of increasingly harsh environments, in order to solve interference, the isolation terminals co...[Details]
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origin
Industry development needs
In the second half of 2022, it can be considered that the problem of intelligent driving on highways and urban ...[Details]
Test/Measurement
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