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To promote high-quality development in my country's electronic information engineering science and technology field, assist the scientific development of digital infrastructure and drive the growth o...[Details]
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When using LCD on PIC board, J401 needs to be removed. LCD 4 pin (RS data/command selection terminal H/L)-----RB2 LCD 5 pin (R/W read/write selection terminal H/L)---------RB1 LCD 6 pin (E enables ...[Details]
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随着能够提供强大FFT分析和具有杰出噪声性能的高性能示波器的出现,排查EMI问题有了新的工具。根据一致性测试结果,示波器被证明是快速理解有害辐射和识别其来源的有价值工具。在同一台仪器内既可以观察时域波形又可以分析频谱为快速分析有害辐射创造了条件。由于示波器是设计工程师在工作台上最常用的仪器,示波器有助于在研发阶段排查EMI问题,并允许在去电磁兼容(EMC)实验室前先做测试,从而显著提高一致性测试...[Details]
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Oscilloscope XY Mode I recently used the XY mode of an oscilloscope when doing a BPSK coherent demodulation experiment. Now I will make a simple analysis and summary for future use. definition Liss...[Details]
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On July 7, South Korean President Moon Jae-in and Dutch Prime Minister Mark Rutte held an online summit, during which both sides agreed to expand their bilateral economic cooperation to semiconductor...[Details]
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The typical circuit of the power supply based on UC3842 is shown in Figure 1. Overload and short-circuit protection is generally achieved by connecting a resistor (R4) in series with the source of th...[Details]
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According to foreign media MacRumors, Apple's iPhone 12 and iPhone 12 Pro have no visible regulatory marks in the United States. This is because the United States passed the Electronic Labeling ...[Details]
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The active clamp topology is one of the most popular topologies because it allows efficient conversion of bus voltage to the voltage required by logic ICs in an electronic subsystem. An article rev...[Details]
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A robot with an intuitive understanding of the laws of physics may sound like something out of an Isaac Asimov novel, but scientists at Google's robotics division say they have built one. Throwing, s...[Details]
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//-----------------------Function declaration-------------------------------------------------------- #include "reg51.h" #include "intrins.h" //-----------------------Pin declaration-----www.pICav...[Details]
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A waveform recorder can collect signals for a long time and save the data to the hard disk of the device. The length of the collection time depends on the sampling rate and the hard disk capacity. Ho...[Details]
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If you have some understanding of ST's μPSD devices, are familiar with the internal structure and principles of the MCS-51 series of microcontrollers, and have used PSDSOFT EXPRESS ...[Details]
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1. Overview of Thermal Management System for New Energy Vehicles
Automotive thermal management refers to the overall control of vehicle heat and ambient heat from the perspective of the system...[Details]
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In the embedded field, the ARM9 series microprocessors provide the best performance in terms of high performance and low power consumption. Therefore, the ARM9 embedded processor S3C2440 is selecte...[Details]
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Since the first introduction of lithium battery related technologies in 1998, my country's lithium battery industry has gone through a 25-year development process. Under the joint effect of the active...[Details]