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Since I was in high school, the meal cards used in our school have been contact-type IC cards. There are also many IC card phones distributed on campus. After going to college, the campus cards used ...[Details]
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The China Electric Vehicle Charging Infrastructure Promotion Alliance announced the latest domestic charging pile situation. As of November 2019, the cumulative number of charging infrastructure nati...[Details]
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Do you understand the meaning of simple?
The relationship between the two should be told from many years ago. Long long ago, once a time.......
It was a forgotten era, when compilers only knew .c(.c...[Details]
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In order to improve the management level of water resources in China, better monitor the safe operation of water conservancy projects, maximize the rational use of water resources, improve the uti...[Details]
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Soil moisture meter is also known as: soil moisture meter, soil moisture meter, soil moisture meter, soil moisture meter, fast soil moisture meter, soil moisture rapid tester. Method 1: Drying meth...[Details]
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The previous article in this series, "A detailed explanation of the operational design domain (ODD) of autonomous driving", explained what autonomous driving ODD is. This article explains the concept...[Details]
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Abstract: This paper discusses the design of a multi-point alarm electronic calendar clock system. Under the control of the VRS51L3074 single-chip computer, the serial clock chip DSl2887 is used to...[Details]
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The probe that comes standard with an oscilloscope can only measure voltage. In fact, the oscilloscope itself can only measure voltage. If you want to measure current, you must use a current probe, a...[Details]
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A digital pressure gauge (or digital pressure gauge) is a pressure gauge that uses digital displays to display the measured pressure value. It can be used to measure gauge pressure, differential pres...[Details]
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The composition and structure of a mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, ...[Details]
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Driven by the energy-saving trend, digital power supplies have entered mainstream markets such as PC and communications, and are gradually penetrating into other electronic fields. Since digital po...[Details]
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51 MCU dot matrix 8X8 snake design (simulation + program) The snake 8X8 program and simulation made in my spare time are both in the compressed package below. The components are the most commonly use...[Details]
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Glasses-free 3D
From a technical point of view, naked-eye 3D can be divided into three types: light barrier cylindrical lens technology and directional light source technology. The biggest adv...[Details]
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On November 29th local time, Matthew Hill of Monash University received the Solomon Award in recognition of his development of "magic crystals", which have dozens of applications from cleaning gases ...[Details]
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introduction
As system bandwidth continues to increase, designers have optimized memory technology for higher speed and performance. The next generation of double data rate (DDR) SDRAM chi...[Details]
Analogue and Mixed Signal
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