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introduction With the increase in the number of cars and the continuous increase in the speed of cars, the driving safety of cars has received more and more attention. At present, the vehicle running...[Details]

About PWM, DAC and Audio PWM is the abbreviation of pulse width modulation. Since there are many articles introducing it, you can do your homework. Wikipedia Pulse-width_modulation Baidu Encycloped...[Details]

Image Identification:   From Baidu AI's quick start manual, we can know that if we want to call Baidu AI's interface, we need to port the dependent libraries libcurl, openssl and jsincpp. Environme...[Details]

1 Introduction Gas chromatograph is a widely used organic multi-component chemical analysis instrument. It has the advantages of high separation efficiency, fast analysis speed, small sample dosage, ...[Details]

"The wind rises and the clouds fly, my power spreads across the country and I return to my hometown." Driven by multiple forces such as intelligence, integration, safety and reliability, and b...[Details]

　　1 Introduction 　　Wheeled mobile robot is an important part of the robot research field. It integrates mechanics, electronics, detection technology and intelligent control. Among various mobile mech...[Details]

  1) HID is the abbreviation of Human Interface Device. From its name, we can understand that HID devices are devices that interact directly with people, such as keyboards, mice and joysticks. Howeve...[Details]

Refer to the kernel's built-in block device driver: drivers/block/xd.c drivers/block/z2ram.c 1. The structures required in this section are as follows: 1.1 gendisk disk structure: struct ge...[Details]

6.1 Native Program ARM Assembly Language, Reverse Your HelloWorld 6.2 Native Program Generation Process 1: Preprocessing  All header files included in "such as include header files" are compiled ...[Details]

Write a program to display your student ID and the pinyin abbreviation of your name on the LED array in a loop /****************************************************** ****************************** *...[Details]

     On the morning of December 31, a new report from business analysis agency Sensor Tower showed that 2020 was a record year for global consumption for Apple's App Store and Google's Google Play St...[Details]

The measuring mechanism of ammeter and voltmeter is basically the same, but the connection in the measuring circuit is different. Therefore, the following matters should be paid attention to when sel...[Details]

 VIAVI Solutions recently released the "Status of 5G Deployment" report, which is the fifth year that VIAVI has released this report. The report shows that despite the impact of the global epidemic, ...[Details]

The shaking angle of most floor-standing electric fans on the market is generally around 90 degrees, and the shaking speed cannot be adjusted. People often hope to adjust the shaking angle and shak...[Details]

It is composed of a 555 time-base integrated circuit and a high-voltage transistor, driving a high-voltage package used in a television to generate a high voltage of 12kV~20kV. High-voltage generator...[Details]