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How to use batteries to judge the quality of light-emitting diodes The circuit for judging the light emission by using batteries is shown in Figure 1-29. In Figure 1-29, G is...[Details]

In recent years, as the price of LCD panels has continued to fall, the operating capabilities of panel manufacturers have been greatly affected, and Samsung Display, LGD and others have also announce...[Details]

1 System hardware platform design and implementation 1.1 General introduction of terminal hardware platform The wireless access module of the terminal platform in this article adopts the latest MC39i...[Details]

The 125W Class D subwoofer power amplifier circuit designed with the newly launched LM4651 and LM4652 of National Semiconductor is shown in the figure. The output power of the amplifier is 125W under...[Details]

Although there have been rumors that Apple will launch a smart locator accessory similar to SmartTag that supports electronic location tracking, it now seems that Samsung may take the lead and become...[Details]

Regarding intelligent driving and autonomous driving solutions, each brand has its own set of "theories." Tesla has always insisted on taking a purely visual route. Although it has been questioned ...[Details]

1. Introduction: In today's society, with the continuous progress of science and technology, more and more modern medical electronic equipment has been rapidly developed, especially electr...[Details]

Bandwidth and resolution are key requirements in high-speed signal generation applications. New signal generation applications use high-speed digital-to-analog converters (DACs) to generate a variety...[Details]

  1 #include "msp430g2553.h"   2    3 typedef unsigned char uchar;   4 typedef unsigned int  uint;   5    6 #define LED     BIT0   7 #define TXD     BIT1                            // TXD on P1.1   8...[Details]

NVIDIA today released its first quarter financial report for fiscal year 2020. As of April 28, 2019, NVIDIA's quarterly revenue was $2.22 billion (GAAP), up 1% from the previous quarter and down 31% ...[Details]

    Since 2010, after more than two years of market cultivation, HD cameras are turning from a "trend" into a "reality". Many HD camera manufacturers have sprung up, and traditional analog camera man...[Details]

Although the iPhone 12 mini and iPhone 12 Pro Max, which may attract more attention, will not be available for pre-order until November 6, the iPhone 12 and iPhone 12 Pro took the lead last Friday. ...[Details]

I saw an explanation about stm32 nvic, which used the concepts of class and stratum. It was very vivid and easy to understand. Link: http://blog.sina.com.cn/s/blog_5f17618501012rpp.html NVIC——Nested ...[Details]

Solar photovoltaic power generation is the most promising new energy technology in the world today. Solar photovoltaic power generation systems can be divided into off-grid photovoltaic power generat...[Details]

Urban street lighting is an indispensable public facility in people's daily life. It is understood that the current power consumption of street lighting in China accounts for about 15% of the total p...[Details]