3M 2080 0.5" X 0.75"-1000

    Abstract: This paper introduces a design method of an intelligent human heart rate detection device with AT89C2051 as the control core. The human pulse signal is collected by a photoelectric sens...[Details]

0 Introduction The single-chip microcomputer chip is equipped with necessary external devices, generally including power supply and power switch, reset circuit, crystal oscillator, input and output...[Details]

Chang Cheng, vice president of Lenovo Group and general manager of Lenovo Mobile Business China, suddenly announced on Weibo today (April 8) that Lenovo's second flagship phone equipped with the Snap...[Details]

On September 13, the State Council Information Office held a press conference on "Promoting the construction of a strong manufacturing country and a strong cyber power to contribute to the comprehens...[Details]

The PEL-500 series of single-channel electronic loads has 5 models, respectively providing a voltage operating range of 0~80V/0~500V and a power operating range of 250~700W. It can be used in R&D, qu...[Details]

　　The bridge method is also called the zeroing method. It uses the scale-claw circuit as the indicator for measurement and has a wide operating frequency. Its advantage is that it can largely elimina...[Details]

What is an oscilloscope’s trigger mode?    The "trigger" of the oscilloscope is to synchronize the oscilloscope's scan with the signal being observed, thereby displaying a stable waveform. To meet di...[Details]

With the advent of the 5G era, more and more companies are beginning to deploy 5G. As an important part of the 5G era, smart cars are likely to change our lives in the future. 　　Recently, Ren Zheng...[Details]

ARM instruction set-coprocessor instruction details   ARM can support up to 16 coprocessors, whose main functions are: ARM processor initialization, data processing operations between ARM a...[Details]

;========================================== ;File name: S3C244xInit.s ;Description: ARM kernel initialization ;Function description: ARM kernel initialization, and copy all contents of RO, RW, and ZI...[Details]

According to foreign media reports, Thomas Schmall, chairman of the supervisory board of Volkswagen Group’s battery unit PowerCo, said in a statement that Volkswagen Group and its technology partner ...[Details]

On November 24th local time in the United States, CNBC reported that Samsung plans to build a $17 billion semiconductor factory in Tyler near Austin, Texas, USA in the next three years as part of its...[Details]

According to Hong Kong's "China Review News", the Cross-Strait (Shaoxing) Digital Industry Cooperation Conference was held simultaneously in physical and online formats at branch venues in Shaoxing a...[Details]

What is LED flip chip? In recent years, flip chip technology has been emerging in the field of chips, especially in the high-power and outdoor lighting application market. However, due to its late de...[Details]

Recently, the reporter learned from Sichuan Yatou Development Investment Group Co., Ltd. (hereinafter referred to as Yatou Group) that since the beginning of this year, the company has focused on the ...[Details]