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The resistance value of a general resistor can be measured with a multimeter. Before measuring, you should first select the resistance measurement range according to the nominal resistance value of t...[Details]
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Houmo Intelligence recently announced the completion of an angel round of financing of tens of millions of dollars, led by Sequoia Capital China and followed by Matrix Partners China, Lenovo Capital,...[Details]
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Many products now use wireless technology, such as wireless teaching microphones, wireless amplifiers, wireless gaming headsets and other audio products. How do wireless products work? 2.4G wireles...[Details]
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/* When using the 51 series MCU, it is sometimes necessary to simulate the I2C bus. */ /* Here is an example (read and write serial EEPROM chip at2402) */ /*******************************************...[Details]
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China Energy Storage Network
: Ordinary people don’t want to buy smart meters at all. In the final analysis, they are buying electricity, so the cheaper the electricity, the better, not the s...[Details]
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In some applications, user input is required to control the functionality of the device.
There are different kinds of user input methods used in
embedded
and
digital electronics
...[Details]
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How it works
You can use configuration control to configure the structure of a control system (here a central configuration of an S7-1500) and use variants (options) that differ from this conf...[Details]
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Switch for light and dark activation combination
The two operational amplifiers configured in the bridge circuit are used to detect the high and low levels of brightness. Potentiometer R2 sets t...[Details]
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1. Simple analysis of the Uboot process 1. Download u-boot-2012.04.01.tar.bz2 from the official website 2. Establish sourceinsight project a. Unzip and create SI in E:colin weidongsh...[Details]
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Introduction Strain is an important parameter in material testing. An important research area in material mechanics is to study and predict the mechanical behavior of materials by establishing t...[Details]
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In the face of large system integration such as telecommunications racks or server rooms, distributed power architectures have emerged to meet the challenges of power delivery. Two topologies hav...[Details]
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The 2019 China Industrial Information Security Conference was held recently. At the conference, the National Industrial Information Security Vulnerability Database was officially launched. Industry l...[Details]
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introduction
Fire is one of the most common serious disasters, which often causes great harm to people's lives and property. At present, smoke detectors, infrared detectors, ultraviolet de...[Details]
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The electronic derotation system introduced in this paper uses Altera's StratixII series FPGA chip and ADI's ADSP2183 as the core, which can meet the system's requirements for function, real-time p...[Details]
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In actual development, AD and DA are used quite frequently. In this section, we write a program to display the collected voltage values on the digital tube. The program is as follows: /***********...[Details]
Analog electronics
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