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When debugging the FreeRTOS system, I use a queue to store data in the serial port interrupt, and then use the queue to receive data in the timer interrupt and print it out through the serial port. T...[Details]
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Compile the toolchain yourself: If you want to make a toolchain based on gcc and glibc, you can use crosstool to compile; If you want to make a toolchain based on gcc and uClibc, you can use buil...[Details]
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Image source: molpix/Stock.adobe.com By David Pike , Special to Mouser Release date : July 25 , 2023 Sensors play a vital role in modern technology , providing mac...[Details]
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Currently, the use of voice verification is increasing, and call centers not only save time (and costs), but also provide a better experience for customers and improve security. According to a surv...[Details]
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Autonomous driving is an urgent challenge that encompasses several fields such as robotics, computer vision, motion planning, and simulation. At the heart of this challenge is the safety consideratio...[Details]
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1. Main technical difficulties
① There are tens of thousands of pixels on a large LED display. As the display area increases, the circuit structure becomes more complex.
② In order to ens...[Details]
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LCD-24V power supply circuit composed of MAX759
The figure shows the -24V power supply of LCD composed of MAX759, which provides 30MA current and has an efficiency of 80%. ...[Details]
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1 Introduction Voting machines are widely used in elections, meetings, teaching, and entertainment programs. The current wireless voting system uses a single wireless network to enable wireless ter...[Details]
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As park owners are eager to upgrade to automation, humanization and unmanned operation in loading and unloading, transportation, distribution and warehousing, the application of logistics in the pa...[Details]
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According to Korean media thelec, the U.S. Court of Appeals for the Ninth Circuit recently dismissed a class action lawsuit filed by the law firm Hagens Berman, which claimed that leading DRAM compan...[Details]
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The most important thing in maintaining an ultrasonic flaw detector is the maintenance of its battery. To ensure the capacity and service life of the battery, please charge it in the following situat...[Details]
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Abstract: This article outlines the development status of domestic air-conditioning variable frequency power supplies, analyzes the usage conditions of air-conditioning variable frequency power...[Details]
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AFG-2225 is a basic dual-channel arbitrary wave signal source that provides excellent performance among similar products. Both channels provide equivalent characteristics to meet dual-signal applicat...[Details]
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// Crystal oscillator 12mhz
#include reg51.h
sbit RS=P2^0; // RS data and command
sbit RW=P2^1; // read and write
sbit EN=P2^2; // read enabled
sbit busy=P0^7;
sbit DQ=P3^4;
#define uch...[Details]
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Moisture analysis methods can generally be divided into two categories, namely physical analysis and chemical analysis. Classical moisture analysis methods have been gradually replaced by various mo...[Details]
PCB Design
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