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According to the WeChat article "Electric Drive: The Next Trillion-dollar Long Slope and Thick Snow Race" selected from the CICC report, it has sparked discussions among many friends. The article beg...[Details]
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Preface
Under the premise of the same capacity, lithium-ion polymer batteries are small in size, light in weight, have a long cycle life (more than 1,000 times), and have no memory effect (can be c...[Details]
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This glossary collects op amp terms and specifications to provide a handy reference guide for designers. This article describes op amp parameters listed in the Electrical Characteristics table of a...[Details]
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1 Introduction
The development of the global economy has brought about its side effect - the increasing depletion of energy. Various energy sources, especially petrochemical energy, are th...[Details]
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Tesla is trying to deliver a record number of vehicles this quarter, but deliveries remain a bottleneck due to a surge in orders at the end of the quarter. In recent weeks, Tesla CEO Elon Musk has ...[Details]
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/************************************************************************************ /* MAIN.C file * * Copyright (c) 2002-2005 STMicroelectronics */ //16-bit timer 2 interrupt mode //The peri...[Details]
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Since December 2015, I have been tinkering with the PIC32MZ EC Starter kit I bought at the end of 2015 in my spare time. I have written more than ten essays to record my tinkering process. The late...[Details]
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Analysis of the working principle of 74HC595 chip Method Description Summary: (1) If you want to learn a new chip, you need to look at eight places, which are the eight steps. 1. Chip Overview 2. Ele...[Details]
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Briefly review the control process of the ARM9 interrupt controller: 1. First, the triggered interrupt can be identified (the corresponding interrupt source must be turned on, and then the current in...[Details]
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Any transformer has leakage inductance, but the leakage inductance of the switching transformer has a particularly important impact on the performance indicators of the switching power supply . D...[Details]
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In radar signal processing systems, the echo signals being processed may come from moving targets, such as aircraft, ships, vehicles, etc., or they may be fixed backgrounds or slow-moving backgrounds,...[Details]
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Today, we will introduce a national invention patent - offline calibration device for insertion target flowmeter. The patent was applied by China National Offshore Oil Corporation and was authorized ...[Details]
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3. Power Factor Correction
The U.S. Department of Energy (DOE) "ENERGYSTAR" solid-state lighting (SSL) specification stipulates that any power level must provide power factor correction (P...[Details]
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First, let's introduce the meaning of open-drain mode.
(1) Floating input_IN_FLOATING——Floating input, can be used for KEY identification, RX1
(2) Input with pull-up_IPU——IO internal pull-up resisto...[Details]
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As we all know, all vehicles equipped with engines must meet the National VI emission regulations. Starting from the "Light Vehicle Pollutants and Measurement Methods (China Phase VI)" issued on De...[Details]
Test/Measurement
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