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Introduction: Against the backdrop of a slowdown in the growth of my country's industrial output value and a stall in corporate profits, the core competence system of industrial enterprises has gr...[Details]
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Introduction With the development of multimedia and network technology, the large amount of information in digital images has placed higher and higher requirements on image compress...[Details]
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Today I will give a brief explanation of the last parts of the clock system, the clock safety system (CSS) and the clock output function (CCO). 1. Clock Security System (CSS) The CSS function is ve...[Details]
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1. Connection between PLC and main electrical equipment
Figure 6-4 shows the wiring diagram for input devices such as buttons, travel switches, and conversion switches. The PLC in the figure i...[Details]
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1. Concept of landscape lighting of the National Aquatics Center
The National Aquatics Center building landscape lighting fully utilizes the rich color characteristics of LEDs, the artistic lang...[Details]
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Interrupts are set up to enable the microcontroller to handle external or internal random events. The 51 microcontroller has 5 interrupt sources, that is, when there are 5 corresponding situations, t...[Details]
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For AVR microprocessors with timer/oscillator pins (TOSC1 and TOSC2), the crystal can be connected directly to these two pins without external capacitors. This oscillator is optimized for 32.768 kHz ...[Details]
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According to national standards, power loads are divided into level one, level two, and level three loads according to their importance and the extent of political and economic losses or impacts ca...[Details]
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1. The internal circuit structure of a certain bit of the P1 port is shown in the figure below. Among the P0, P1, P2, and P3 ports of the 51 single-chip microcomputer, the P1 port has the sim...[Details]
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Following the announcement that it has become the main sponsor and official partner of the Chinese National Women's Volleyball Team ("China Women's Volleyball Team"), Lenovo has launched the first ba...[Details]
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Some soft PLC startup modes are divided into cold start, warm start and hot start. There are some instructions in the official help document, but they are directly translated.
In fac...[Details]
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Since 2007, more than 1 billion iPhones have been sold worldwide. Every iPhone in our hands is not only an all-round smart phone, but also a collection of various components such as gyroscope, camera...[Details]
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Engineering labs are often equipped with network analyzers, but rarely with injection transformers for closed-loop analysis of DC-DC converters. Agilent sells such transformers as test equipment ac...[Details]
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On July 19, Ouyang Minggao, executive vice president of the China Electric Vehicle 100 Association, delivered a speech on the three technical routes of pure electric, fuel cell and hybrid . Let's l...[Details]
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Introduction
Siemens motors and drives are widely used in the field of industrial automation, and their performance and reliability have been widely recognized.
The role of en...[Details]