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Blood glucose monitors are used to measure the amount of glucose in a patient's blood, especially if they have symptoms of diabetes or a history of high or low blood sugar levels. In general, blo...[Details]
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Designing a system that uses high-speed signaling for data transfer can sometimes be difficult, especially when there are so many communication protocols to choose from. While many communication prot...[Details]
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In December 2021, Huawei's first vertical folding screen mobile phone P50 Pocket was released, with an initial selling price of 8,988 yuan. After the release of P50 Pocket, Chen Jin, general manage...[Details]
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1. Development environment Host: VMWare--Fedora 9 Development board: Mini2440--64MB Nand, Kernel:2.6.30.4 Compiler: arm-linux-gcc-4.3.2 2. Prerequisite knowledge 1. Linux input subsystem (Input S...[Details]
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Designers should be especially careful when using PWM amplifiers in noise-sensitive applications. Noise-sensitive applications include those using high-resolution encoders, ultrasonic transducers, ...[Details]
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Many years ago, we used Simulink to simulate the FIR filter module generated by FIR Compiler provided by QuartusII in "Simple simulation of linear frequency modulation pulse compression (contin...[Details]
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Looking back, my first encounter with Fourier Transform was when I was studying signals and systems. I thought its mathematical expression was beautiful and wanted to learn more about it. However, ...[Details]
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The function and principle of silicon pressure sensor are introduced, and the design ideas and methods in low anti-interference are discussed in detail. Practice shows that the pressure sensor has ...[Details]
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Electronic loads are generally divided into two types: DC loads and AC loads. In terms of sales volume on the market, DC loads are dozens of times more than AC loads. And AC loads rarely have larger ...[Details]
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On November 18, the IPO of Honeycomb Energy Technology Co., Ltd. (hereinafter referred to as Honeycomb Energy) on the Science and Technology Innovation Board was accepted by the Shanghai Stock Exchang...[Details]
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According to the Friendly mini2440 user manual, open the command line and execute: cd /opt/FriendlyARM/mini2440 tar xvzf /tmp/linux/logomaker.tgz -C / and you will find that logomaker has been instal...[Details]
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Preface: In the past
,
LEDs
could only be used as status indicators, and heat dissipation
of LED packages
was never a problem. However, in recent years,
the brightness
and
pow...[Details]
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0 Preface
Stepper motors have the characteristics of fast start and stop and high precision. Due to the control advantages of stepper motors in speed and position, production machine tools such...[Details]
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In the previous article, we talked about the design and calculation of the main circuit of the frequency converter, mainly the calculation of the main parameters and the considerations for selectio...[Details]
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0 Introduction
Operational amplifiers are widely used in various circuits. They can not only realize linear operation circuit functions such as addition and multiplication, but also form n...[Details]
Power technology
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