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Energy efficiency has become one of the main factors that determine the success of electronic component, subsystem and system design. In the past few years, computing and communication equipment manu...[Details]

Development board: TQ2440 Kernel: Linux 2.6.32 PC OS:Ubuntu 11.04     This article will explain the transplantation of LED drivers. The LED in this article is used to realize heartbeat, that is, af...[Details]

　　This paper introduces the design schemes of the two most commonly used unipolar and bipolar drive circuits for BYG general series two-phase stepper motors. The control method of two-phase stepper m...[Details]

The world's first sampling oscilloscope 500MC     In 1960, HP invented the world's first sampling oscilloscope, the 500MC, which consisted of a 185A mainframe with a 187A dual-channel module. Figur...[Details]

　　Wind power generation is currently the most scalable and commercially viable renewable energy technology. In fact, wind power generation depends to a large extent on the development of variable spe...[Details]

This year, some electric vehicles have a range of 600 kilometers or 700 kilometers, but I believe many people can see that there is no progress in battery technology. Because they either change the N...[Details]

0 Introduction R, L, C are the main components of electronic circuits and systems. The measurement methods of R, L, C parameters include bridge method, resonance method and voltammetry. Among them, ...[Details]

　　1. Introduction 　　At present, small displays mainly include LCD and LED. LED displays can only display numbers and a limited number of English characters, but not Chinese characters. The display ...[Details]

The following first focuses on the three basic product classifications of LED lamps, LED bulbs and LED drivers, and the UL safety standards and special precautions that should be referred to when u...[Details]

Research and Development 　　Crack detection is an effective application area, allowing the vehicle body to move, with a maximum measurement range of up to 1500mm and a measurement frequency band of 20...[Details]

1. Hardware Solution The hardware circuit is mainly composed of single-chip microcomputer circuit, temperature and humidity acquisition circuit, LCD display circuit, relay circuit and wifi module cir...[Details]

 From a global perspective, the popularity of LED lighting products has just begun. After the initial uproar in the first few years and the reshuffle period in the past two years, China's LED market h...[Details]

Opening remarks: Originally, I was going to start this section with the reverse display procedure when calling the internal font library of the LCD screen, but I was worried that the jump was too big...[Details]

The waters of the automobile industry have never been calm, and it is currently at a critical juncture in the transition from fuel vehicles to new energy vehicles! At the end of March, under the orga...[Details]

Soft starter and auto-coupling step-down starting are two different motor starting methods. They have certain differences in starting principle, structure, performance, application, etc. ...[Details]