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On the evening of August 26, BOE disclosed its 2019 semi-annual report. The company achieved revenue of 55.039 billion yuan in the first half of the year, a year-on-year increase of 26.6%; the net pr...[Details]
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Soft start and star-delta start are two common motor starting methods. They have certain differences in starting current, starting torque, starting time, etc.
Soft Start
Soft st...[Details]
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Biometric technology uses the body's inherent physiological characteristics (such as fingerprints, facial features, red membranes, etc.) and behavioral characteristics (such as handwriting, v...[Details]
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The SDS2000X series super phosphor oscilloscope has a maximum bandwidth of 300MHz, a real-time sampling rate of up to 2GSa/s, and a storage depth of up to 140Mpts. It is a high-performance, economi...[Details]
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span style="font-size:18px;" /* *info:buzzer *author:chenlu *date:2014.11.20 */ //input the head file so that the program can work normally //iom16v---know the register //macros---know the BIT(x) #...[Details]
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Since the application layer under LINUX cannot directly access the registers, it only needs to use the driver as a bridge // Driver: #ifndef __KERNEL__ #define __KERNEL__ #endif #ifdef MODULE #d...[Details]
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Since HMD took over Nokia's mobile phone business from Microsoft, it has launched a number of replicas of Nokia's classic models, including the previously launched 6300 and 8000 and other class...[Details]
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It has been a year since Sharp joined the Taiwan Hon Hai Precision Industry. Through the implementation of rapid management, both performance and stock prices have experienced a V-shaped recovery,...[Details]
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On June 9, the Shanghai Securities Regulatory Bureau disclosed CICC’s summary report on its guidance work for Shanghai Hi-Tech Silicon Material Co., Ltd. (hereinafter referred to as “Shanghai Hi-Tech...[Details]
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„ A new unlocking method based on intelligent inertial sensor technology „ Provide more functional applications for fully automatic door locks „ Fully automatic door lock accuracy can reach 0.1 degre...[Details]
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For car people, "software-defined cars" are a cliché. At this Shanghai Auto Show, middleware brought about by capability migration and cross-border integration gave this concept new vitality. Especia...[Details]
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Preface: Recently, I was debugging the STM32L152 HAL library serial port to receive data of arbitrary length. I analyzed in detail the method of receiving data of arbitrary length. Hardware platfor...[Details]
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//Example 49: Use the interrupt of timer T0 to play the "Desire" theme song #include reg51.h //Header file containing 51 microcontroller register definitions sbit sound=P3^7; //Define the sound b...[Details]
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Oscilloscope probe principle---Oscilloscope probe working principle An oscilloscope probe is not just a piece of wire that determines the test signal to the input of the oscilloscope, but also an imp...[Details]
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In May 2013, a passenger car on the Tokyo Metropolitan Expressway suddenly slowed down and was hit from behind by a truck. The reason for the sudden deceleration of the passenger car was the erro...[Details]
Discrete Device
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