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I. Overview With the vigorous development of my country's economic construction, the society's demand for power resources is growing, and users' requirements for power systems are getting higher ...[Details]
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The most common problems when measuring 220V mains electricity with an oscilloscope: 1. Tripping during measurement; 2. People accidentally get electric shock; 3. The oscilloscope burned during measu...[Details]
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The first small project of the team was to make an electronic clock using a single-chip microcomputer. Because the single-chip microcomputer was not welded carefully by myself, it caused short ci...[Details]
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At the recent Sensors Converge 2022 exhibition, All About Circuits took stock of several sensor products, mainly focusing on position and proximity sensing technologies. UWB proximity sensor achiev...[Details]
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At the 2019 Artificial Intelligence Computing Conference, IDC and Inspur jointly released the "2019-2020 China Artificial Intelligence Computing Power Development Assessment Report" (hereinafter refe...[Details]
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The wire harness tester is a high-efficiency and high-quality testing instrument that is now used in many national key scientific research fields and industrial manufacturing fields. It has been wide...[Details]
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CCD and CMOS are the two main
imaging technologies
at present
. They are produced in different manufacturing process backgrounds and still have their own advantages and disadvantages in ter...[Details]
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AP2420 is a current mode PWM monolithic buck regulator with an input voltage range of 2.5V to 6V, an output current of up to 2A, and an output voltage as low as 0.6V. Since the total current of t...[Details]
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With the application of LED lights in many fields, such as commercial lighting and home lighting, LED lighting has completely replaced traditional incandescent lamps and fluorescent lamps. Compared w...[Details]
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The program of using stc89c51 microcontroller to control the servo has been successfully tested and is for your reference only.
#include "reg52.h"
unsigned char count; //0.5ms times mark
sbit ...[Details]
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1. How to detect the quality of AC three-phase motor? 1. Use a megohmmeter (a 500V megohmmeter will do). If the insulation resistance of the wires on the three terminals to the motor housing is above...[Details]
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O Introduction
LED display is a flat display screen composed of light-emitting diode dot matrix modules or pixel units. It has the advantages of high luminous efficiency, long service life, flexible...[Details]
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The development of electric vehicles in 2020 has been very successful for the three new car companies listed in the United States. However, 2020 has been a very difficult year for traditional cars i...[Details]
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Metal-oxide-semiconductor field-effect transistor
Although the input resistance of the junction field effect transistor can reach 106~109W, it still cannot meet the requirements in situations where...[Details]
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Open source brings a plethora of benefits to the mobile phone market, from greater security to more customization options to more application development, in addition to cost savings.
The mobi...[Details]
DSP and ARM Processors
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