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Based on the actual situation of digital multimeter damage, this article summarizes the precautions for the use of digital multimeters for beginners to refer to in order to prevent damage to digita...[Details]
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Europe's first open RAN antenna test center opens in March 2023 Microwave Vision Group (MVG), a leader in antenna measurement solutions, recently announced that Amphenol Antenna Solutions, a leadin...[Details]
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The DC motor speed control system has the following function buttons: forward P2^3 output PWM P2^4 is 1 reverse P2^4 output PWM P2^3 is 1 PWM duty cycle +1 start/pause The DC motor speed control sim...[Details]
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1 Introduction In the information age, BP machines have become a commonly used communication tool. At present, the transmitting equipment of my country's BP main station uses imported equipmen...[Details]
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In recent years, with the development of infrared thermal imaging technology and the reduction of costs, infrared thermal imaging products have been widely used in many fields. According to Maxtech I...[Details]
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1 Introduction
Power VDMOSFET transistors are widely used in power circuits of space systems due to their fast switching speed, high input resistance, good frequency characteristics, high dri...[Details]
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According to the power usage rules of the power grid and the characteristics of the LED driver power supply, the following points should be considered when selecting and designing the LED driver powe...[Details]
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In a few days, 2019 will be over. The year 2020 is coming, which means we are about to enter the third decade of the 21st century. In the past decade, 3G/4G and smartphones have ushered in th...[Details]
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Abstract: An intelligent detection system based on nRF24L01 wireless data transmission chip and Fusion StartKit development board is designed. By enabling the ACK PAYLOAD function of nRF24L01, two-way...[Details]
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On November 4, at the 2021 Tencent Digital Ecosystem Conference and Smart Mobility Forum, Tencent announced its newly upgraded smart mobility business map, releasing products and solutions covering a...[Details]
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introduction
At present, many of the electricity, water and natural gas meters of urban residents in my country are read manually, with meter readers checking various instruments one by one ever...[Details]
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Microsoft has canceled its Microsoft Band fitness bracelet project and ended support for fitness apps and services, but a new patent application suggests that Microsoft has not completely give...[Details]
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/*
* Bit definition to light up 3 LEDs
* Li Qinyan 2011.12.01
*/
#include
#define ON 0
#define OFF 1
sbit led1=P1^0;
sbit led2=P1^2;
sbit led3=P1^5;
main()
{
bit a;
...[Details]
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GSM is a common VOIP voice codec library, which is implemented in Linux using libgsm. The libgsm library is needed in the project. So try to compile the GSM library directly. The official website h...[Details]
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With the application of a large number of emerging data services, the power consumption level of smartphones and tablets has increased significantly, resulting in a significant reduction in standby ti...[Details]