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With the advent of blue LED, white LED can be easily obtained by combining phosphor and blue LED, which is the most mature white light packaging method in the industry. At present, white LED has bec...[Details]
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1. Electromagnetic flowmeter measurement principle
If the sewage will not contaminate or adhere to the electrode, this method can be used, but it should be used with caution.
2. Weir-type ultr...[Details]
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When the processor accesses shared resources, it must synchronize the critical section, that is, ensure that there is only one visitor to the critical section at the same time.
When the shared resour...[Details]
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Currently on the market, most automobile engines use reciprocating engines.
A reciprocating engine, also known as a piston engine, is an engine that uses one or more pistons to convert pressur...[Details]
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01. What is a frequency converter?
The frequency converter is an electric energy control device that uses the on-off function of power semiconductor devices to convert the industrial frequency...[Details]
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On Friday, The Tech Portal reported that Xiaomi will launch a new MIUI system in India, but the new system will not be pre-installed with applications that have been banned by the Indian government, ...[Details]
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The electronic and electrical architecture of a car is generally divided into five domains: power domain, chassis domain, body domain, cockpit domain and
autonomous driving
domain. Each dom...[Details]
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Some time ago, China Mobile announced that it would stop adding new 2G IoT users by the end of 2020. This means that the 2G era is about to end in China, and mainstream networks such as NB-IOT, 4G Ca...[Details]
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This program is the receiving program of NRF24L01 wireless module. RevTempDate is used to store the received data, and the last digit is used to store the end code.
#include reg52.h
#define unchar...[Details]
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Under normal circumstances, hydrogen fluoride is a colorless, easy-flowing liquid. Its boiling point is 19.5°C, and it is volatile at room temperature. Its chemical properties are very active, and it ...[Details]
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1 When the sensor module is in use, the secondary power supply should be connected first , and then the primary current or voltage. 2 When selecting a sensor module, choose different types of sen...[Details]
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This article is only for beginners, experts please skip it! This article introduces the debugging steps after the Type III test board is welded. 1. Preparation before power on Aft...[Details]
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Chinese battery maker CALB plans to build a lithium-ion battery plant in Portugal, Portuguese environmental agency APA said on Monday.
Portugal has Europe's largest reserves of...[Details]
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What is an AVR microcontroller? What are the advantages of an AVR microcontroller? Why should I choose an AVR microcontroller? AVR microcontroller is a new type of microcontroller developed by ATME...[Details]
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Outline:
Serial port roles: 1. Data transmission. 2. Acting as a console.
Data transmission: In addition to using USB and the network to transmit data, two embedded dev...[Details]
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