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       I attended two lectures by Professor Lu Hongyi of the National University of Defense Technology (of course, I watched the video) about the hardware security of embedded systems. At the same tim...[Details]

　　In "Summary of Power Supply Technology (I)", we introduced various power supplies used in electrical systems. This makes us feel that it seems difficult to conduct in-depth research or fully master ...[Details]

According to foreign media reports, the National Highway Traffic Safety Administration (NHTSA) said on February 15 that vehicles on American roads will be able to use an advanced headlight system cal...[Details]

This paper discusses the design method of the long-term monitoring system for the operation status of railway bridges, and introduces its hardware composition, software structure and system functions...[Details]

    uchar code KEY_TABLE = {     0x77,0xB7,0xD7,0xE7 0x7B,0xBB,0xDB,0xEB 0x7D,0xBD,0xDD,0xED 0x7E,0xBE,0xDE,0xEE }; //The upper four bits are the columns, the lower four bits are the rows   ucha...[Details]

On January 24, Evergrande Health (0708.HK) issued an announcement that it invested 1.06 billion in power battery company Canaan New Energy, holding 58% of the shares and becoming the largest shareh...[Details]

Introduction: The following article designs and develops a three-phase six-arm full-bridge drive circuit and control program for the drive control of the sensorless brushless DC motor of a quadcopter...[Details]

In France, all four iPhone 13 models still come with EarPods in the box, as the country's law requires all smartphones to include a "hands-free kit" to protect children under the age of 14 from poten...[Details]

Recently, BSI released the new "Automotive Cybersecurity Insight Report", which focuses on the rise of connected cars and the growing demand for automotive cybersecurity, helping you to cope with the...[Details]

1. S3C2410 supports 4 power supply modes (1) NORMAL MODE The largest power consumption, can save power by turning off the clock of specific controller (2) SLOW MODE In this mode, there is no internal...[Details]

The stepper motor servo system is a typical open-loop control system, and the command signal flows in one direction. The open-loop system has no position and speed feedback loops, and eliminates th...[Details]

Currently, collaborative robots have achieved efficient human-machine collaboration by virtue of their ability to safely collaborate with humans, making flexible manufacturing no longer a d...[Details]

GPIO (abbreviation of General Purpose Input/Output) is the pin of the chip. The pin is programmable and can set the working mode of the pin: input mode (detecting input signal), output mode (output 0 ...[Details]

Compared with traditional analog monitoring systems, digital video monitoring systems have many advantages: 1) Save the surveillance video on a large-capacity hard disk. The digital signal sto...[Details]

Soft start and variable frequency start are two different ways of starting motors. They are widely used in industrial automation and power systems. This article will introduce the concepts, princip...[Details]