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The "war" between Samsung and TSMC over process technology has spread to automotive chips. Samsung and TSMC, two silicon chip foundries, are competing for customers in many fields that require chip...[Details]
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International New Energy Network News: On September 16, the 630KW photovoltaic inverter GDLYEC-PV-3~315/630 independently developed by Guodian Longyuan Electric Co., Ltd., a subsidiary of Guodian T...[Details]
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The problem of abandoned solar power is difficult to solve, the indicators of ground-based power stations are tightened, and subsidies are in arrears... At present, the development of ground-based ...[Details]
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1. Working principle of full-controlled inverter: It is a commonly used single-phase output full-bridge inverter main circuit, and the AC components use IGBT tubes Q11, Q12, Q13, and Q14. The condu...[Details]
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We all know that BMW is famous for its pure driving pleasure, but it is undeniable that as a high-tech driven automobile company, BMW is currently moving towards highly autonomous driving. Today we w...[Details]
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Meizu Technology Senior Vice President Li Nan announced his official resignation this afternoon. In response to Li Nan's departure, Smartisan Technology CEO Luo Yonghao said that he should have left ...[Details]
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0 Introduction
The LED display screen is mainly composed of three parts: current drive circuit and LED dot matrix array, control system and PC management software (Figure 1). The control system...[Details]
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Introduction
When the existing intelligent robots use DC motors as driving wheels, they are generally controlled by single-chip microcomputers or high-speed DSPs, and the same robot often needs...[Details]
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Marvell today announced its second quarter results for fiscal year 2020. Data showed that in the second quarter, Marvell's revenue was US$657 million, exceeding previous expectations but lower than a...[Details]
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0 Preface
The displacement sensor converts the displacement signal of the external object into an electrical quantity, thereby realizing the detection of the displacement. It plays a very important...[Details]
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1. Basic knowledge of DS18B20
DS18B20 digital thermometer is a 1-Wire, or single bus device, produced by DALLAS, which has the characteristics of simple circuit and small size. Therefore, it is ve...[Details]
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According to a Bloomberg report on Thursday, Chinese and US trade representatives reached a consensus in principle on the terms of the first phase of the agreement, and US President Trump has approve...[Details]
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Cardiovascular diseases have become one of the major diseases that threaten human health, and a clear and effective electrocardiogram provides a basis for diagnosing such diseases. The electrocardi...[Details]
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//----------------------------------------------------- // 12*12 dot matrix + music generation // MCU:89C51 Crystal: 12M #include REG51.H #define uchar unsigned char #define uint unsigned int uint...[Details]
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The frequency converter is an electrical device used to control the speed of an AC motor. It achieves speed control of the motor by changing the frequency and amplitude of the input power. In pract...[Details]
Analog electronics
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