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Ac-DC constant current LED driver circuit powered by industrial frequency power supply. Regardless of the topology, a bridge rectifier, transformer or inductor is generally required. Zywyn has launc...[Details]
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//***************FileName:Timer.C******************//
//***************ICCAVR V6.30 compiled*****************//
#include io8535v.h
#define uchar unsigned char
#define uint unsig...[Details]
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O Introduction
With the increasing popularity of computer applications and the development of global information networking, the demand for high-quality power supply equipment is increasing. Un...[Details]
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Based on the path memory algorithm, the steering and drive control strategy has also been studied in power management, noise suppression, drive optimization, etc. Through a large number of simulati...[Details]
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LED chip production process In order to obtain high-power LED devices, it is necessary to prepare a suitable high-power LED panel light chip. The international community usually summarizes the...[Details]
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Avalanche photodiode (APD) is a high-sensitivity, high-speed photodiode. When reverse voltage is applied, its internal gain mechanism can be activated. The gain of APD can be controlled by the ampl...[Details]
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This paper introduces the background of the Adaptive Front-lighting System (
AFS
) and its development at home and abroad; analyzes in detail the six different lighting modes of AFS: default li...[Details]
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Some wearable device manufacturers don’t consider energy harvesting (in any form) to be a meaningful design choice. In the pursuit of self-powered wearables, electronics developers are looking to cha...[Details]
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Some ideal op amp configurations assume perfect matching of feedback resistors. In reality, resistor non-idealities affect various circuit parameters, such as common-mode rejection ratio (CMRR), ha...[Details]
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As a new energy-saving technology, LED has developed rapidly in recent years. The product quality of LED is closely related to temperature.
The temperature distribution needs to be teste...[Details]
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Working principle of the circuit: First, the infrared sensor detects the concentration of carbon dioxide gas and converts it into an electrical signal. The filter circuit extracts the electrical s...[Details]
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This program mainly uses the I2C serial bus to realize the reading and writing of AT24Cxx series EEPROM memory (here is AT24C02), writes data, and then reads it out and sends it to the serial port Th...[Details]
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In terms of the global shipment value share of mobile communication infrastructure (base stations), China's Huawei Technologies has retained its top spot since 2017. The United States has called on c...[Details]
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Speech by You Yong, Deputy Director of the Department of Energy Conservation and Comprehensive Utilization of the Ministry of Industry and Information Technology
Deputy Director Zhang Zhip...[Details]
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The magnetic flap level gauge is based on the principle of communicating vessels and magnetic coupling to achieve real-time measurement of liquid level. Since there is no blind spot in the whole me...[Details]
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