2N3340

In recent years, with the development of the times and the advancement of science and technology, automobiles have also ushered in earth-shaking changes. It is no exaggeration to say that today's car...[Details]

　　1. Introduction 　　A wind tunnel is a kind of pipe test equipment that can artificially generate and control airflow to simulate the flow of gas around an aircraft or object, measure the effect of ...[Details]

Samsung Electronics' market value has ranked 18th in the world, rising 10 places in the past year. As of Thursday, Samsung Electronics' market value reached $301.65 billion, an increase of $95.08 bil...[Details]

　　In traditional voltage-type control, there is only one loop, and the dynamic performance is poor. When the input voltage is disturbed, the duty cycle changes slowly through the voltage loop feedbac...[Details]

Comprehensive analysis of LED lighting technology LED is the abbreviation of light emitting diode, which is a kind of semiconductor component. The core part of the light emitting diode is a chip co...[Details]

The following is the circuit diagram of the 51 single-chip microcomputer driving the matrix keyboard. The result of using a digital tube to display the keystrokes is shown below.  The following is...[Details]

       After years of hype and a rocky start in the first year, 5G technology has not changed our lives as expected with its revolutionary speed and responsiveness. However, the myths and slanders th...[Details]

No matter how waterproof your phone is, don't throw it into the water recklessly. Recently, Japanese beauty voice actress Moeka Koizumi posted her own operation online. She used water to rinse her ...[Details]

Many friends have reported that the smart TV at home cannot recognize USB drives. What is the reason? Today, Dangbei editor will show you how to solve this problem. First, if the TV ...[Details]

Recently, Cambricon disclosed in its prospectus that its performance declined in 2019, which attracted inquiries from the Shanghai Stock Exchange. The prospectus shows that Cambricon's main business ...[Details]

Recently I wanted to try to send and receive data through DMA of STM32. I found a lot of reference articles on the Internet and finally referred to the method in the blog post https://blog.csdn.net/y...[Details]

ISP_CONTR: ISP/IAP control register D7 D6 D5 D4 D3 D2 D1 D0 Reset value ...[Details]

Several foldable screen phones were released in 2019, which seemed to indicate that foldable screens would become another option besides traditional straight screens in the next few years. However, t...[Details]

Storage development and common technologies: In the late 1990s, digital video surveillance based on digital signal processing (DSP) gradually became popular, and various encoding and decoding technolo...[Details]

On October 22, Zhang Long, general manager and deputy secretary of the Party Committee of Three Gorges Energy, held a discussion with Hou Jinlong, director of Huawei and president of Huawei Digital...[Details]