220-14E12-22S4

We have discussed the concepts of information and data before. What we want to talk about here is a closely related issue - communication. communication What is communication? In English, communica...[Details]

Introduction: The SMI network converter designed in this paper realizes the function of the host computer monitoring 32 pairs of local/remote fiber transceivers at the same time. The LPC2214 chip is ...[Details]

Nation-state APT groups, cyber hacker “mercenaries” and individual cyber criminals continue to use Cobalt Strike to create new threats Shanghai, China - October 22, 2021 - BlackBerry (NYSE: BB; TSX...[Details]

For security purposes, residential, commercial, and industrial facilities are widely using video doorbell technology to replace traditional high-priced CCTV networks without the need for transmission...[Details]

　　Many times we need to set up a room in our home or office (could be a secret dexter lab) so that no one can enter the room without our permission and make sure to prevent our important accessories ...[Details]

       According to information previously revealed by multiple parties, if nothing unexpected happens, the new Samsung Galaxy S21 series flagship will be expected to be released in January next year...[Details]

The servo motor uses a three-phase synchronous motor, which is characterized by the rotor: There are no squirrel cage bars in three-phase asynchronous motors; there are many patches on the rot...[Details]

　　The automatic tracking infrared source robot mainly consists of three parts: infrared induction receiving part, microprocessor and motor driving part. Functions of each part: The infrared induction...[Details]

//Timer 3 interrupt service routine   void TIM3_IRQHandler(void) {          if(TIM3- SR&0X0001)//Overflow interrupt { char str ; //LED1=!LED1;       //TIM3- CR1 &= 0xfe; //Turn off timer 3           ...[Details]

In October 2019, a total of 83,000 new energy vehicles were produced. According to statistics from the First Electric Research Institute, the installed capacity of power batteries in October 2019 was...[Details]

At 9:30 am on July 16, 2019, with the ringing of the opening bell, Shanghai Quectel Communications Technology Co., Ltd. (stock abbreviation "Quectel Communications", stock code: 603236) officially li...[Details]

Samsung Electronics unveiled its latest foldable smartphones, the Galaxy Z Fold 6 and Flip 6, at its Galaxy Unpacked event in Paris last week. Like the previous Galaxy S24 series, the two phones co...[Details]

The oscilloscope is undoubtedly the most important instrument in the entire electronics industry. Whether it is electronic testing or electronic measurement, as long as electrical signals are involve...[Details]

II. Main Points This article mainly describes the configuration of target options. However, in order to let more people understand what target options are, we will first briefly describe the meaning ...[Details]

In this paper, a CMOS phase-locked loop (PLL) circuit with a wide frequency range is designed. By improving the current mirror image accuracy of the charge pump circuit and adding a switching noise c...[Details]