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How to judge the quality of infrared receiving diode Set the multimeter to DC50μA or 0.1mA, connect the red test lead to the positive pole of the infrared receiving diode, and the black test lead...[Details]
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Building general robots that can operate seamlessly in any environment, handle different objects and complete diverse tasks using a variety of skills has been a long-term goal in the field
. ...[Details]
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How to plug in the power amplifier cable
1. Connect the black wire of the speaker to the red interface of the power amplifier, and the black and white wires to the black socket of the power am...[Details]
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A spectrum analyzer is an instrument for studying the spectrum structure of electrical signals. It is used to measure signal parameters such as signal distortion, modulation, spectral purity, frequen...[Details]
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MACRO
$HandlerLabel HANDLER $HandleLabel
$HandlerLabel
sub sp,sp,#4 ;decrement sp(to store jump address) stores PC jump address
stmfd sp!,{r0} ;PUSH the work register to stack(l...[Details]
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When doing bare-metal development for ARM, assembly is essential because the C language cannot directly operate the built-in registers of the CPU, and therefore cannot complete many hardware initiali...[Details]
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The power divider is a very important microwave passive device in wireless communication systems and is widely used in antenna array feeding systems, power amplifiers and wireless local area networks...[Details]
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Texas Instruments released its second quarter financial report for fiscal year 2019. The report showed that Texas Instruments' second quarter revenue was $3.668 billion, down 9% from $4.017 billion i...[Details]
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Design an embedded system with WinCE operating system and ARM hardware platform as the core to realize real-time monitoring of the site; transmit video images to the host side through the wireless ne...[Details]
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1 Introduction
Gas detection system is an essential safety equipment in industrial and mining enterprises, social utilities, environmental protection and other fields. After decades o...[Details]
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According to Jiwei.com, on the evening of April 19, Han's Laser released its first quarter report for 2021. During the reporting period, the company's operating income was 3.1345 billion yuan, a year...[Details]
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Contents The utility model relates to the field of gas flow measurement, in particular to a gas flow meter. Background of the Invention The intelligent liquid turbine flowmeter is a new type of int...[Details]
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This article will introduce a 28 V, 3.3 A offline high power factor LED driver design for
applications such as
LED street lights
. This design is based on ON Semiconductor's NCL3000...[Details]
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" UAVs first appeared in the 1920s. Their appearance was related to the Second World War, and of course they were originally used for military purposes. With the development of nearly a century, dron...[Details]
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The power factor lag of high-voltage motor excitation cabinet is a common problem, which will affect the operating efficiency and stability of the motor. This article will analyze and discuss in de...[Details]
MCU
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