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YouTube has disabled its experimental picture-in-picture mode on its iOS app nine months after testing the feature, AppleInsider reports. YouTube enabled picture-in-picture on iOS as an "experime...[Details]
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In response to consumer demand for better user experience and intelligent automated control, optical proximity sensors have been widely used in various technologies with face detection, hand motion...[Details]
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Investors in ride-hailing companies Uber and Lyft don't actually need to worry about Tesla's self-driving taxis. Elon Musk's self-driving strategy is full of wrong assumptions. US media commented t...[Details]
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On February 28, Aojie Technology released an interim announcement of its 2021 performance results. The company achieved operating income of 2.138 billion yuan, a year-on-year increase of 97.75%; the ...[Details]
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assert_param can be found everywhere in the HAL library functions of STM32. So what is its function? First, let’s look at where it is used: The purpose here is obvious, it is to check the pa...[Details]
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When the timer generates a second interrupt, the program will execute the interrupt service program for the second time. Similarly, the judgment statement if(t==0){tmp1=m1;} is executed first. S...[Details]
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The LTC®6605-10 contains two independent fully differential amplifiers configured as matched second order 10MHz lowpass filters. The filter's f-3dB is adjustable from 9.7MH...[Details]
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This is not the first time Cruise has acquired a sensor manufacturer. Foreign media reported that Cruise, General Motors' autonomous driving subsidiary, has acquired German millimeter-wave radar su...[Details]
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First of all, the use of PWM (pulse width modulation) method for thyristor control is conditional, that is, the modulation frequency cannot be greater than the mains frequency (50Hz), that is, the pe...[Details]
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;The test function is to reset the microcontroller once, automatically read data from 24C02 to the digital tube display, then add 1 to the value and write it into 24C02. Finally, the data in the di...[Details]
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introduction In recent years, switching power supplies have developed rapidly due to their high efficiency, small size, and good output stability. However, due to the high frequency, high di/dt, and ...[Details]
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The 51 single-chip microcomputer has a full-duplex serial communication port, which can be used as a UART (Universal Asynchronous Receiver/Transmitter) or a synchronous shift register. And when ...[Details]
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On Thursday, the Wall Street Journal reported that AMD was planning to acquire Xilinx for $30 billion, which caused a stir in the industry. Bloomberg quoted the report as saying that AMD needed to ov...[Details]
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Previously, Xiaomi Mobile has announced that the Xiaomi Mi 12 Pro will be the first to launch the 120W single-cell solution powered by the Surge P1. Xiaomi's Chang Cheng also recently revealed that t...[Details]
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Three-phase bridge fully controlled rectifier circuit
The most widely used, common cathode group - 3 thyristors connected together with cathode (VT1, VT3, VT5) common anode group - 3 thyristors co...[Details]