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Digital multimeters are widely used in technical fields such as national defense, scientific research, factories, schools, measurement and testing, etc. due to their high accuracy, wide measurement r...[Details]
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1 Introduction This paper mainly studies the driver of the stepper motor based on the 8051 single-chip microcomputer. The driver adopts the H-bridge drive circuit, which enables the stepper motor to ...[Details]
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1. Application background: According to data disclosed by the Ministry of Transport of China, by the end of 2020, the mileage of China's expressways in operation reached 161,000 kilometers, ranking f...[Details]
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The program compiled in Keil passed, but some errors occurred during debugging:
* error 65: access violation at 0x4C000018 : no 'write' permission
* error 65: access violation at 0x00000000 : no ...[Details]
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Recently, the Didi Chuxing APP quietly launched the "navigation" function in some cities, and the built-in map used a map with the "Didi Map" logo for the first time. The previous Gaode map has disap...[Details]
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The concept of detection system is the product of the development of sensor technology to a certain stage. The detection system is an organic combination of sensors, measuring instruments, and conv...[Details]
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The following picture shows an old remote control I found. When the remote control fails, you need to disassemble the remote control casing for observation. In actual use of remote controls, 455 ...[Details]
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introduction
The wireless communication industry is constantly advancing innovation. WCDMA, WiMAX, MIMO and 4G all require enhanced performance. Performance enhancement, while providing gr...[Details]
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On February 18, Faraday Future (FF), founded by Jia Yueting, posted on its WeChat official account that its Hanford factory has completed the receipt of MINLOG Intelligent's production and manufactur...[Details]
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China Energy Storage Network News
: The commissioning of the Xiamen Flexible DC Project not only marks that China has once again taken the lead in the field of flexible DC transmission, but a...[Details]
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According to Russian media RBC, two sources in the IT market confirmed that AMD and Intel have suspended the delivery of their products to Russia. One of them said the companies verbally told Russian...[Details]
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What is the hottest and most involuted industry right now? AI may not be the best, but it is definitely on the list.
Amid the rapid advances of various "Eight Immortals Crossing the Sea", a Na...[Details]
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Smart devices in the Internet of Things will use more and more sensors, which will be a dramatic change from the sensors of the past. Advances in miniaturization, integration and materials science ar...[Details]
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On April 21, 2024, Liu Xiaoping, the founder of Qiaotian, and 6 core team members visited the "ceiling of manufacturing exhibitions" - the Hannover Industrial Fair in Germany for a visit and st...[Details]
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On October 24, CATL launched the world's first pure electric hybrid battery with a range of more than 400 kilometers and 4C supercharging capability in Beijing - the CATL Xiaoyao Super Hybrid Batte...[Details]