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Intertek, a world-leading comprehensive quality assurance service organization, issued the first "Satellite Program" certificate for its air purifier laboratory to Gree Electric Appliances Co., Ltd. ...[Details]
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1. Experimental purpose: Master the design of 8255 external keyboard and digital tube display 2. Experimental equipment: One PC computer and one Dais-52PRO+ experimental system. 3. Experime...[Details]
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The development of modern science and technology has produced many electronic products, which have facilitated our lives and improved our living index. Electronic components are indispensable in el...[Details]
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In a DSO, the spectrum of a signal can be obtained through the fast Fourier transform (FFT), and then a signal can be analyzed in the frequency domain. For example, the measurement of power su...[Details]
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Chen Jin, general manager of Lenovo China's mobile phone business unit, hinted at the upcoming restart of the Lemon brand when interacting with netizens on November 9. On December 1, it was officiall...[Details]
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#include reg51.h
#include intrins.h
#define PCF8563 0xA2
#define SUBADDR 0x02
extern bit ISendStr(unsigned char ,unsigned char ,unsi...[Details]
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一. IAR SWO IAR comes with the printf via SWO function in the compilation options. First, let's talk about how to output information to the SWO port. It's done in one sentence. ITM_SendChar(ch); Stri...[Details]
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Basic features:
① The ISD1000A series of language recording and playback circuits are divided into three types according to the recording and playback storage time and sampling rate: ISD1012...[Details]
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Phase angle measurement uses hardware counting instead of direct counting by single chip microcomputer, because hardware counting can improve the accuracy. Here we use two 74HC161 chips in series to ...[Details]
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As the once popular Robot Taxi encountered setbacks in its commercialization in the United States, the prospects of the autonomous driving industry have sparked another wave of discussion. The bigges...[Details]
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This paper studies the circuit topology and control method for high-power single-phase single-stage converters, and proposes a design scheme for a single-stage power factor correction AC/DC converter....[Details]
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The road monitoring system is the data source in smart transportation. This article introduces new design ideas for the road monitoring system. 1. Road monitoring equipment Road monitoring equipmen...[Details]
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China Energy Storage Network News:
From April 14 to 17, Guangxi carried out a special "stabilizing growth" electricity transaction for the first time, with a transaction volume of 12.381 bill...[Details]
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In April 2022, Nanochip officially landed on the Science and Technology Innovation Board. At that time, domestic electric vehicles had begun to exert their strength. Due to the "chip shortage" and ...[Details]
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Recently, there have been continuous news about the use of MLED in vehicles. Changan Qiyuan E07 uses Jufei Optoelectronics COB; Zeekr 7X uses Ruifeng Optoelectronics' Mini LED backlight vehicle scr...[Details]