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On the afternoon of April 12, Shanghai Lingdong Microelectronics Co., Ltd. (hereinafter referred to as "Lingdong Microelectronics") held an online press conference to launch the new MM32F5 series MCU...[Details]
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Abstract In the actual application of electric vehicle power batteries, long-term actual road condition tests are required, which have long experimental cycles, complicated processes, and high cost...[Details]
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China State Grid announced that it will build a nationwide smart grid by 2020, and has invested 4 trillion yuan in basic design and construction. The implementation of this grand plan will involve a ...[Details]
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Due to the rapid development of electronic technology, the cost performance of electronic components has been continuously improved. This article uses the 32-bit ARM7 TDMI-S microprocessor core LPC...[Details]
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There is always input when there is output. Today, let's test the function of the button. The registers related to the GPIO port have been discussed in the first section, so I won't repeat them here....[Details]
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In early 2009, many domestic and foreign media reported that the EU was going to ban the sale of plasma TVs. Paul Gray, head of the European Television Industry Research Association, denied this, ...[Details]
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When the megohmmeter is working, it generates high voltage. Since the object to be measured is electrical equipment , it must be used correctly. Otherwise, it will cause personal or equipment acciden...[Details]
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;========================================== ;File name: S3C244xInit.s ;Description: ARM kernel initialization ;Function description: ARM kernel initialization, and copy all contents of RO, RW, and ZI...[Details]
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(1) The liquid in the pipe is not full. Due to the lack of back pressure or the poor installation position of the flow sensor, the liquid in the measuring pipe cannot be filled. The fault phenomenon h...[Details]
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Recently, the Shenzhen Science and Technology Innovation Commission announced the projects to be funded for the 2022 general technical research projects, and 205 projects are expected to receive a to...[Details]
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The current automotive industry is undergoing a transformation - the gradual rise of electric vehicles and the increasing degree of automation of autonomous vehicles (AVs) . In China, many companies ...[Details]
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On February 28, the annual computer vision conference CVPR 2023 released the results. The paper "BEV-LaneDet: a Simple and Effective 3D Lane Detection Baseline (a simple and effective 3D lane line de...[Details]
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1 Principle of Fast Fourier Transform
The Fourier transform
of a non-periodic continuous-time signal x(t)
can be expressed as
The calculated value is ...[Details]
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describe The DAC module (digital/analog conversion module) of STM32F4 is a 12-bit digital input, voltage output DAC. The DAC can be configured in 8-bit or 12-bit mode, and can also be used in conju...[Details]
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To set the system to work in svc privileged mode, we know from the previous learning that this requires setting the CPSR program status register.
In the ARM Architecture Reference Manual.pdf d...[Details]