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a. Initialize the IO port as input
In this step, you need to set the state of the IO port you want to use as the external interrupt input. You can set it to pull-up/pull-down input or to floating inp...[Details]
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(Photo source: University of Arkansas at Little Rock official website) According to foreign media reports, researchers at the University of Arkansas at Little Rock have developed a low-cost proc...[Details]
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LED lighting
The market calls for
LED
light engines
With the booming development of LED lighting fixtures, thousands of companies are rushing to join the market. New comp...[Details]
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Scientists from Uppsala University in Sweden and First Solar's European Technology Center have jointly developed a new copper indium gallium selenide (CIGS) solar cell with an energy conversion eff...[Details]
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1 Introduction
With the rapid development of data centers, the energy consumption problem of data centers has become more and more prominent. The energy management and power supply and distribution d...[Details]
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Geely Automobile Holdings Co., Ltd. released its 2020 financial report data, showing that Geely's revenue in 2020 was 92.1 billion yuan, net profit was 5.57 billion yuan, profit attributable to share...[Details]
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0 Introduction
The intrinsically safe power supply is an important part of intrinsically safe electrical equipment. Due to the mechanization of coal mines, the power supply, communication,...[Details]
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summary
This article shows how to quickly redesign the resistance temperature detector (RTD) industrial temperature sensor to meet the needs of smart factories for temperature meas...[Details]
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The MCP6N11 instrumentation amplifier (INA) features an enable/VOS calibration pin (EN/CAL) and several minimum gain options. It is optimized for single-supply operation and supports rail-to-rail inp...[Details]
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The testing precautions for different capacitors are different. I have previously introduced the testing precautions for safety capacitors, varistors, and film capacitors. Today I want to talk to you...[Details]
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Selection principle: The single-chip microcomputer is selected mainly from the aspects of instruction structure, running speed, program storage method and function. MCS-51 is the mainstream product....[Details]
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1. Experimental Purpose Master the steps of using the 51 single-chip microcomputer development board; Master the installation process of the software required for the 51 MCU development board; Take...[Details]
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Composition and function of motor controller
A motor controller is a device used to control and drive the operation of an electric motor. It usually consists of the following components:
...[Details]
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Working principle of 4~20ma current loop
In industrial sites, using an instrument amplifier to complete signal conditioning and long-distance transmission will cause the following prob...[Details]
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According to the charging method of electric vehicles, charging piles can be divided into two categories: AC charging piles and DC charging piles. DC charging piles have the ability to charge batte...[Details]
Analog electronics
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