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1. Problem description: Use STM32CubeMX to configure SDIO mode and read the SD card information. 2. Actual operation: (1) CubeMX software interface configuration: I. First, select the Pinout interf...[Details]
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This is a traffic light program I wrote myself out of boredom a few days ago and implemented it on a 51 microcontroller. Basic timed traffic light switching is implemented, changing the traffic lig...[Details]
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Pulse Width Modulation (PWM) is a technology that uses the digital output of a microprocessor to control analog circuits.
PWM can be roughly considered a square wave.
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During the Beijing Auto Show in April, we met Jack Weast, Intel Fellow, Vice President of Intel Corporation, and General Manager of the Automotive Division. He revealed Intel Automotive's China pla...[Details]
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Lenovo, the big brother that has been criticized by the public for its lack of technology, released its performance report for the 20/21 fiscal year ending June 30, 2020 on August 13. Unlike in the...[Details]
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Today, in response to media reports that "Huawei won 5G network construction and equipment orders from China Telecom and China Mobile, while China Unicom excluded Huawei", China Unicom denied it in i...[Details]
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The oscilloscope is one of the indispensable instruments in home appliance maintenance and one of the main detection methods. If there is an error in the measurement, it will affect the technicians' ...[Details]
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1 The instrument does not work when powered on.
A Check whether the wiring of the 220V power terminal of the instrument is correct;
B Check whether the fuse of the instrument is blown;
C Unscr...[Details]
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In the development and application of transmitters, it is often encountered that the output of the required transmitter is different from the output of the existing transmitter, or the output of th...[Details]
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Recently, a customer from a special processing factory asked for the use of a Tektronix oscilloscope to perform maintenance and inspection of a welding machine. The customer currently has an inverter...[Details]
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In a general CRT screen, electrons are emitted by a high-speed electron gun to hit the phosphor on the silver screen to generate bright light to display the picture. However, the LCD itself can onl...[Details]
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Sun Jialong, Bao Haixia
Science and Technology Daily reporter Guo Guozhong
The reporter learned from Changzhou University on the 21st that the school's scientific research team has ...[Details]
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The company's non-GAAP total revenue was $280 million, a year-on-year increase of 23%; GAAP total revenue was $267 million, a year-on-year increase of 18%. Non-GAAP software and services revenue wa...[Details]
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Measuring transmission delay using TDR (Time Domain Reflectometry)
As clock rates increase, traditional methods of measuring delay using high-speed oscilloscope active probes ar...[Details]
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With the continuous integration of many technological breakthroughs and new streaming services, and the growing prosperity of the smart home and smart speaker markets, consumers' demand for audio i...[Details]