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Road lighting is public lighting and is controlled by the government. As LED has the characteristics of high efficiency, environmental protection, energy saving and long life, LED light source prod...[Details]
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Running water lamp program #include "iocc2530.h" //The names of some registers defined in the header file can only be used after the header file is introduced. #define D3 P1_0 #define D4 P1_1 #define...[Details]
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1 Introduction
As a traction machine, the electric motor is widely used in all aspects of the national economy due to its advantages of simple structure, low price, easy use and maintenance, etc....[Details]
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According to news on June 2, Dell announced its financial report on Thursday. Although the PC market was weak, the decline in sales targeted at enterprises was not as severe as expected. Revenue was ...[Details]
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Introduction to Optical Time Domain Reflectometry Optical Time Domain Reflectometer (OTDR) is an instrument that analyzes the measurement curve to understand the uniformity, defects, breaks, joint co...[Details]
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1. Introduction
When a rotor bar fault occurs, additional current components of and frequencies will appear in its stator current (s is the slip rate, is the power supply frequency). Howev...[Details]
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Analysis and design methods of combinational logic circuits
6.1 Overview
Combinational logic circuit:
Definition
Composition
Circuit characteristics
6.2.1 Analysis method of com...[Details]
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In order to promote the application of new energy vehicles, our city has vigorously promoted the construction of electric vehicle charging infrastructure in recent years. At present, more than 200 ...[Details]
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For microcontroller programs written in C language, the declaration of registers is contained in the header file "reg52.h" Special statement: sfr——Special function register data declaration, decl...[Details]
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Intersil Corporation (NASDAQ: ISIL), a global leader in the design and manufacture of high-performance analog mixed-signal semiconductors, today announced the launch of the ISL9113, a family of boost...[Details]
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The LCD used is TopPoly-TD035STED4 (TFT) model, 240*320 Its VCLK is 6.39MHz. According to the s3c2440 manual, the clock source of the LCD in the s3c2440 is HCLK. The VCLK frequency can be adjusted t...[Details]
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The final list of the 2019 "China Good Brand" selection initiated by Shanghai Media Group | Interface News was announced. Saudi Basic Industries Corporation (SABIC), a world-renowned diversified chem...[Details]
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Until today, we are still discussing whether smart speakers are useful or not, and the interest of major manufacturers in such products has also decreased by half recently. Everyone just makes routin...[Details]
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With the development of science and technology and the improvement of the degree of industrial automation in my country, a large number of automation equipment and instruments have been widely used i...[Details]
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If you are an auto technician, vehicle technician or auto mechanic, you may find this cheap yet powerful car battery charger circuit very handy as it can be used to charge all types of car and moto...[Details]
Power technology
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