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1 Introduction
1.1 Overview of domestic and international development
Intelligent distance measurement systems have a certain level of research in China and are mostly used in the automotive ...[Details]
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0 Introduction
Wireless sensor networks are networks composed of multiple nodes with sensors, data processing units and communication modules. They have become a research hotspot in recent years be...[Details]
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Flex Power Modules BMR492 series expands, 1/8 brick module provides up to 1100W peak power
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New products in 1/8 brick package 10.4V/700W and 12V/800W
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Up to 950W a...[Details]
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1. Circuit Principle
How can 3 wires realize 7 buttons? Here is the circuit schematic diagram! The designs of different TV manufacturers may be slightly different, but the basic principle is t...[Details]
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With the popularization of automobile intelligence, more and more complex electronic components will be installed in cars, such as autonomous driving and smart cockpits, which have been popular in ...[Details]
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The capacity of a variable capacitor is generally very small and cannot be measured with a multimeter, but it can be used to determine whether there is contact or leakage between the moving and fix...[Details]
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As countries pay more and more attention to environmental issues, LED lighting has attracted much attention. At present, LED has high luminous efficiency, and the manufacturing cost is also gre...[Details]
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Let's get straight to the point. The following figure is a typical two-electrode voltage (voltage whose polarity changes alternately from positive to negative) shock diagram.
Va: Steady-...[Details]
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In the fingerprint automatic identification system, embedded systems have been more and more widely used due to their advantages such as low power consumption, small device size and high security. ...[Details]
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Recently, there have been more and more rumors about the iPhone 12. It is reported that Apple will launch four iPhone 12 models in the second half of the year and is expected to launch a 20W fast cha...[Details]
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In the eyes of Sun Hongbin and Xu Jiayin, investing in Jia Yueting may just be a lucrative capital game in their business plans. If we talk about who is the most untrustworthy entrepreneur in China...[Details]
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1 EEPROM and its background knowledge 1.1 EEPROM (1) Some concepts: ROM, RAM, PROM (Programmable ROM), EPROM (Erasable ROM), EEPROM (Electrically Erasable ROM). (2) Why do we need EEPROM? (The ROM i...[Details]
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As an important part of the power supply system, the performance of the variable frequency power supply is directly related to the safety and reliability indicators of the entire system. Modern var...[Details]
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Solar energy has attracted much attention as an unlimited and free energy source. Among them, photovoltaic technology is widely used in the field of solar energy, which can be traced back to 1839. ...[Details]
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Fire, as a major threat to human survival, has attracted more and more attention. Designing a fire alarm and fire fighting system with high reliability and good real-time performance is a need fo...[Details]