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Many electronic designers know the role of filter capacitors in power supplies, but the filter capacitors used at the input of switching power supplies are different from those used in power frequenc...[Details]
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ARM-Linux driver--DM9000 network card driver analysis (Part 2) Hardware platform: FL2440 (s3c2440)
Kernel version: 2.6.35
Host platform: Ubuntu 11.04
Kernel version: 2.6.39
Cross compiler: arm-...[Details]
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Part 1 Reset Classification Hardware reset: As the name implies, the system is reset through hardware, such as designing a reset circuit on a circuit board. By pressing a button, the system can b...[Details]
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Automatic floor cleaners are nothing new, but they all have a common problem. They are all too expensive for what they do. Today, we are going to make an automatic home cleaner that costs a fractio...[Details]
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On January 5, 2022, the iQOO brand held a new product launch conference and officially launched the first flagship product of 2022 - the iQOO 9 series. With "enjoyable control" as the product core an...[Details]
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Perhaps some netizens know that the shipment volume of the global smartphone market will decline significantly in 2022, of which the shipment volume of the Chinese smartphone market is even less than...[Details]
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If the PWM output of the STM series microcontroller is turned off, for example, by using TIM1_CtrlPWMOutputs to stop the output, the level is in an uncertain state. It depends on: 1. Characteristics ...[Details]
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Siemens' latest low-code report: In the digital economy era, customer experience comes first
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88% of respondents consider providing a high-quality customer experience (CX) as ...[Details]
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The LED display industry has become an emerging high-tech industry and has been widely used in various terminal devices, such as billboards, text displays, large-screen video displays, etc. The qualit...[Details]
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1 Design of switching power supply
The basic structure of the switching power supply mainly consists of 7 parts: input rectification and filtering circuit, high-frequency switching converter c...[Details]
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Through the serial port PC and MCU communication, the MCU can be queried for the temperature measured, the sonar distance can be queried, and the measured temperature can be displayed on the digital t...[Details]
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Launched commercial dual-beam active beamformer IC products
New F61xx ICs provide low-power, highly integrated solutions for phased array antennas in satellite communications, radar ...[Details]
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An international research team led by the University of Göttingen in Germany published a paper in the latest issue of Nature magazine stating that they discovered novel quantum effects and explained ...[Details]
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1 DS1620 chip introduction DS1620 is an 8-pin integrated circuit with built-in temperature measurement and conversion into digital values. It integrates functions such as temperature sensing, tempe...[Details]
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Industry development needs
In the second half of 2022, it can be considered that the problem of intelligent driving on highways and urban ...[Details]
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