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With the popularity of intelligent products, audio and video hardware accounts for an increasingly higher proportion in electronic design. Common examples include televisions, navigation systems, a...[Details]
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As people's demand for information continues to increase, high-speed serial transmission is becoming more and more popular in the market due to its high transmission characteristics. Various high-s...[Details]
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SPI is a high-speed, full-duplex, synchronous communication bus, and it only occupies four wires on the chip pins, saving the chip pins. SPI is widely used in circuit systems in master-slave mode. I...[Details]
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In the new energy vehicle industry, the biggest news since the National Day is probably the plunge in the price of Model 3. Because the subsidized price of its standard range upgrade version has fa...[Details]
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Recently, "People's Daily Overseas Edition" cited the "New York Times" report that China is replacing lithium with lower-cost and more abundant metallic sodium, leading the next wave of major technol...[Details]
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The Ministry of Industry and Information Technology and the People's Government of Jiangxi Province jointly held a press conference in Beijing to introduce the relevant situation and preparatory prog...[Details]
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The test parameters of the power analyzer mainly include voltage, current, power, phase, displacement factor, power factor, etc. 1. Voltage, current true effective value and active power measurement ...[Details]
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On October 12, Toyota announced that it had reached an agreement with Idemitsu to jointly develop mass production technology for solid electrolytes, improve production efficiency, and establish a sup...[Details]
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What is an oscilloscope, really? Sure, features like display resolution, brightness, and ease of use are must-haves, and sampling speed, triggering, and bandwidth are also important considerations. So...[Details]
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In more than half a year, I have traveled to more than 10 cities including Beijing, Wuhan, Xi'an, Dalian, and visited more than 20 universities including Hunan University, Xi'an Jiaotong University, a...[Details]
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"Ding Dong" doorbell 1. Experimental task: When the switch SP1 is pressed, the AT89S51 microcontroller generates a "ding-dong" sound and outputs it from the P1.0 port to the LM386, and then sends it ...[Details]
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With the rapid development of LED lighting industry, LED lighting fixtures have solved the problems of traditional lighting, such as explosion-proof and waterproof performance requirements in so...[Details]
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In addition to being expressed in waveform and instantaneous expressions, sinusoidal quantities can also be expressed in the form of complex exponentials using Euler's formula. A sinusoidal alterna...[Details]
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Purpose: To test the capacitor and see what it will look like when connected to square waves of different frequencies.
Equipment: resistors, breadboard, STM32F103VE experiment board, oscilloscope.
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On October 14, Yancheng City held the seventh press conference of the series of themed press conferences of "Carbon Road Pioneer" to further deepen reform and bravely develop new quality productivity....[Details]