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1. Design requirements and goals It has upper and lower temperature limits and can be adjusted manually; After initialization, the temperature information and upper and lower limit information are ...[Details]
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Current-mode control chip principle
Figure 1. Principle of current-mode control chip
As we all know, the current-mode control chip retains the output voltage feedback part of the volta...[Details]
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|Preface Smart home systems are becoming more and more widely used. This is a simple smart home system solution used in villas!
1. System Design
The system uses RF, WIFI, TCP/IP and...[Details]
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1 Introduction Because of its advantages of simplicity, practicality, high reliability, good performance-price ratio and small size, single-chip microcomputers have been rapidly developed in various ...[Details]
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The current path of artificial intelligence is unstoppable. Through industry chain cooperation, China's innovation capabilities in world-class AI industry solutions will be greatly accelerated. Rec...[Details]
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According to Huawei's tradition of updating its product line, the highlight of the first half of each year is the Huawei P series, which focuses on appearance and photography. As March begins, more...[Details]
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Although Mi 7 is still very mysterious, the information of Xiaomi Mi MIX 2S has gradually surfaced. It is rumored that it is expected to be launched during the MWC exhibition which will open on Feb...[Details]
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At present, there are mainly the following methods for designing microwave power amplifiers:
(1) Dynamic impedance measurement method. Under actual working conditions, use instruments to measu...[Details]
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On February 4, according to foreign media insideevs, Canada's Hydro-Québec company recently stated that it will sell the solid electrolyte developed by Nobel Prize winner John B. Goodenough and his p...[Details]
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Recently, Hunan Lingpai New Energy Technology Co., Ltd. (hereinafter referred to as "Hunan Lingpai") has completed the installation and commissioning of the 1.8GWh power battery production line and...[Details]
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On May 16, the U.S. Commerce Department banned American companies from doing business with China's Huawei. Although the agency has since allowed a large number of American companies to resume most bu...[Details]
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Outdoor LED large screen maintenance knowledge
1. Maintain the humidity of the environment in which the outdoor LED screen is used, and do not let anything with moisture enter your outdoor L...[Details]
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The I/O port PO of the single-chip microcomputer is connected to the traffic light through a pull-up resistor, and the P3.0 and P3.1 ports are connected to the digital tube control bit to control the...[Details]
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We have just implemented the allocation, reading, writing, and release functions of the Linux system memory. Next, we will complete the IO port mapping and IO memory mapping in one go. Come on!
1. C...[Details]
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First look at the address line of 2440: mini2440 schematic.pdf
The 2440 chip provides 27 address lines = 128M.
The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]