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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 degree, spectral purity, fr...[Details]
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Simplification Algorithms for Logical Algebra
Observation Function
1. This function has four logical variables, which can be expressed as
Y=f(A,B,C,D)
2. The functio...[Details]
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Usually, the maximum range of the DC range of a digital multimeter is 700V, and the maximum range of the AC range is 1000V, which cannot meet the requirements in some occasions. At this time, the meth...[Details]
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The LED port of s3c2410 is defined as follows; GPF7 GPF6 GPF5 GPF4 nLED_8 nLED_4 nLED_2 nLED_1 The IO port control registers of GPF include: GPFCON (0x56000050), GPF DAT (0x56000054), an...[Details]
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Principle of Password Electronic Switch Circuit
Working principle: The circuit working principle of the device is shown in the figure below. The password electronic switch is designed with three ...[Details]
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On October 27, Sungrow Power Supply announced its performance report for the first three quarters of 2022 and information on institutional research activities. During the reporting period, the company...[Details]
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(Note: This article is excerpted from Agilent's Test System Development Guide.) Test System Considerations There are many factors that must be considered when developing a test system. Three of...[Details]
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According to foreign media SlashGear, with the help of AirPods, Apple is expected to have the largest share in the wearable device market in the long run. According to the unit shipment data of ...[Details]
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0 Introduction
Since the 1970s, the field of analog circuit fault diagnosis has achieved certain research results. In recent years, modern analog circuit soft fault diagnosis methods based...[Details]
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1. Capacity
As a data storage device for computer systems, capacity is the most important parameter of hard disks.
The capacity of hard disks is measured in megabytes (MB) or gigabyte...[Details]
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1. In STM32, there are five clock sources: HSI, HSE, LSI, LSE, and PLL. ①HSI is a high-speed internal clock, RC oscillator, with a frequency of 8MHz. ②HSE is a high-speed external clock that can be c...[Details]
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Recently, according to CPS China Security Network, Yang Jincai, Secretary of the Party Committee and Chairman of the Shenzhen Security Industry Association, revealed that the total output value of la...[Details]
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I. Introduction
Background of the development of vehicle networks
With the development of information technology and automobile technology, vehicle network (Vehicle Network) as a new type...[Details]
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Circuit principle: The working principle of the device is shown in the figure. After the capacitor C1 reduces the voltage and limits the current of the 220V AC mains, it is rectified by diodes VD...[Details]
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AMD announced the launch of the world's first 7nm professional-grade PC workstation graphics card, the AMD Radeon™ Pro W5700. It provides new levels of performance and advanced features that enable 3...[Details]
Microcontroller MCU
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