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O Introduction With the rapid development of computer technology, communication technology and the Internet, embedded systems have been increasingly widely used. At the same time, the complexity ...[Details]
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The increasingly fierce technological blockade has become the new normal in the trade war. China needs to deal with those who suppress it with clear banners, but it cannot ignore the enemies hiding i...[Details]
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UPS, a well-known express delivery company, announced that it has obtained the first drone aviation operating license from the US government, which means that UPS is ahead of strong competitors such ...[Details]
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The Erlangjian Charging Station, the province's first comprehensive electric vehicle charging station that can both charge electric vehicles and showcase new energy sources, has now entered the tri...[Details]
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1. The inverter screen does not display
Fault analysis: There is no DC input, the inverter LCD is powered by DC.
Possible causes:
(1) The module voltage is not en...[Details]
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; = ... ;Under normal conditions, the first digital display will display 0 to 9 numbers every 1 second; ;When button K1 is pressed, an interruption occurs, the second digital displa...[Details]
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First of all, it is better to teach a man to fish than to give him a fish. Let me briefly introduce the principle and process. The IO port level is flipped through the timer interrupt. One cycle of t...[Details]
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Recently, China Telecom Tianyi IoT released the latest results of its independently developed distributed Internet of Things operating system (CTWing IoT OS), which builds new impetus for the 5G era ...[Details]
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/****************************************************** ***************************
*** Function: Use of LCD1602
*** Experimental content: LCD displays the website address and phone number
*** Deve...[Details]
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summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
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introduction
With the rapid development of science and technology, my country's agriculture has gradually transformed from traditional agriculture to modern agriculture with high yie...[Details]
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1.
Impedance calculation
All audiophiles with basic knowledge know that the square of the ratio of the number of turns of the primary and secondary sides of the transformer coil is equal to the...[Details]
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British chip design giant Arm Ltd. has transferred its shares in its Chinese joint venture Arm China to a special purpose vehicle (SPV) under its parent company SoftBank Group to accelerate Arm's ini...[Details]
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Augmented reality (AR) has been shown to have many potential uses, such as providing real-time subtitles for the hearing-impaired, military training for pilots, and virtual sprints for athletes. Now,...[Details]
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Yan'an High-tech Zone Investment Promotion Team went to Chengdu and Wenzhou to conduct investment promotion inspection activities. From October 14th to 19th, Qin Li, member of the Party Working Commit...[Details]