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The SPI bus system is a synchronous serial peripheral interface; it is a high-speed, full-duplex, synchronous communication bus, and it only occupies four wires on the chip pins, saving the chip pins...[Details]
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Strategy Analytics' latest research report, "Global Smart Home Market 2019", predicts that by 2019, consumer spending on smart home-related hardware, services and installation fees will reach $103 bi...[Details]
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Recently, the U.S. government announced a major decision to provide up to $8.5 billion in subsidies to semiconductor giant Intel and an additional $11 billion in loans to promote the company's semico...[Details]
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According to the Yangtze River Daily, Wuhan Huaxing Optoelectronics is currently the Wuhan company with the most U.S. patents. It is reported that in 2018, Wuhan Huaxing Optoelectronics obtained 27...[Details]
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/******************************************************************* Experiment name and content: PWM speed measurement and display Supporting books: "Introduction to STM8 MCU, Advanced and Appli...[Details]
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1. Introduction
High voltage power supply, also known as high voltage generator, generally refers to a power supply with an output voltage of more than 5,000 volts. The output voltage o...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing ...[Details]
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Some time ago, when I was learning the LED and buzzer of the microcontroller, I still had some problems when using the C language to learn the microcontroller. For example, there cannot be an infinite...[Details]
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The reference standard for PHS testing is ARIB RCR STD-28 "Personal Handyphone System".
Some of the main RF indicators of PHS, the main transmitter test items include frequency, modulatio...[Details]
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On September 28, according to media reports, a junior student named Xiao Zhang in Zhengzhou bought 11 Apple mobile phones in June this year. What he didn't expect was that three months later, A...[Details]
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Memory and foundry drive investment growth in 2010
According to a Wall Street analyst, semiconductor fixed asset investment in 2010 may reach US$33.5 billion, a 50% increase over 2009, driven again...[Details]
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Liquid electromagnetic flowmeter is a commonly used electromagnetic flowmeter product type. Daily maintenance is required during use to ensure the normal use of the liquid electromagnetic flowmeter. ...[Details]
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Physical picture 1
Circuit Diagram
Physical picture 2
Control requirements: Press the start button SB2 to start the motor, press th...[Details]
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Overview Freescale Semiconductor is one of the largest semiconductor companies in the world. Freescale is the number one supplier of automotive semiconductor microcontrollers (MCUs). Freescale offers...[Details]
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Introduction
The single-chip microcomputer has a broad market prospect due to its cheapness, small size, strong plasticity and high stability. When developing products with single-chip microcomput...[Details]