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PCMag's chief mobile analyst Sascha Segan pointed out in a new Wave7 research report that in terms of sales, the iPhone 12 mini did not cause much sensation, and the 12 mini was the "weakest" m...[Details]
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In order to ensure the consistency of the CAN bus physical layer, the CANDT system measures the parameters related to the CAN node with reference to the ISO11898-2 standard and the standards of mains...[Details]
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introduction With the advancement of the manufacturing process of very large-scale integrated circuits, dynamic random access memory has achieved higher bit density on a single chip, which has gr...[Details]
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In addition to the momentum and pressure from political strategies such as the Kyoto Protocol, the increasing cost of many forms of energy and the search for "cleaner" sources of power are drivin...[Details]
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The 51 MCU 16X32LED dot matrix display screen consists of a MCU minimum system, a row drive circuit 74HC154, and a column drive circuit 74HC595, which can display Chinese characters and numbers. The ...[Details]
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1. Structure of magnetoelectric clamp ammeter The magnetoelectric clamp ammeter is mainly composed of a special current, a rectifier magnetoelectric system ammeter and internal circuits. The common m...[Details]
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1. Introduction
In some equipment or devices, it is necessary to communicate between relatively rotating parts, such as transmitting video signals, audio signals, control signals, sensor signals,...[Details]
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#include reg52.h typedef unsigned int u16; typedef unsigned char u8; sbit key = P3^2;// sbit led = P1^0;// //delay function void delay(u16 num) { u16 x,y; for (x=num; x 0; x--) for (...[Details]
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On September 1, the 12-inch integrated circuit advanced process technology and equipment R&D and manufacturing project of GMC Semiconductor Technology (Wuxi) Co., Ltd. (hereinafter referred to as "GM...[Details]
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The principle of acoustic emission detection is that the elastic waves emitted from the acoustic emission source eventually propagate to the surface of the material, causing surface displacement t...[Details]
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1 Introduction
As people need colored lights for house decoration, colored neon lights can be seen in many cities. LED colored lights have been widely used due to their rich light colors, lo...[Details]
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The waveform of the diode D current iD of the DCM flyback PFC converter is a triangle. In one switching cycle, the average output current io is
To further calculate Du2, it is known that...[Details]
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Due to the fast and flexible rotation and wide range of zoom of high-speed balls, their application areas are very wide, including buildings, transportation, public security, mining, environmenta...[Details]
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1 Introduction
In industrial measurement and control systems, in order to prevent various external interferences, the measurement system and computer system must be electrically isolated. Common ...[Details]
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Production efficiency.
Features of the mechanical control stage
In the mechanical control stage, the control system is mainly composed of mechanical components, such as gears, l...[Details]
Analog electronics
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