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In the control system of MCS-51 microcontroller, its four parallel 8-bit input and output ports P0 to P3 are often used by us. In parallel port programming learning, "marquee" is a typical example ...[Details]
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According to CINNO Research's monthly domestic mobile phone sales monitoring data, the sales volume of smartphones in the Chinese market in the first half of 2021 was approximately 160 million units,...[Details]
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The STM32 timer has a PWM input capture mode. PWM input capture is a special case of timer input capture, which is specifically used to measure the frequency and duty cycle of the PWM wave (the chip d...[Details]
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Today, the following problem occurred while debugging a board: A certain port PB5, using the reset function of a certain chip. The configuration is as follows: #define GPIO_PIN_REST GPIO_Pin_5 ...[Details]
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The official version of One UI 4.0 has been pushed for Samsung Note 20/Ultra in China. IT Home learned that Samsung had previously announced the One UI 4.0 update plan schedule for January 2022. ...[Details]
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Recently, AVC Revo released the "Global TV Brand Shipment Monthly Data Report", which showed that global TV brands shipped a total of 13.54 million units in February 2019, a year-on-year increase of ...[Details]
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Debugging is essential during program development. A simple and direct way to debug is to use the serial port to send data and use the serial port assistant to observe. When I used MSP430 to do proje...[Details]
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1. Structure, composition and selection of insulation resistance meter 1. The insulation resistance meter mainly consists of three parts. *It is a DC high voltage generator, used to generate a DC hig...[Details]
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What are " keywords "? Keywords are words that have been used by the C language itself and cannot be used for other purposes. For example, keywords cannot be used as variable names, function ...[Details]
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When the vortex flowmeter measures the mass flow of saturated steam (taking saturated steam as an example), factors such as pressure fluctuations, dryness changes, vibrations, and excessive different...[Details]
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Tire pressure monitoring
Volvo XC60
Audi Q3
Ninth Generation Accord
Nowadays, automobile technology is changing with each passing day. Whether it is driverless, pure electr...[Details]
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Vice Chairman Dr. Xu Haibo welcomes Director Zhou and his delegation
Recently, Zhou Junbo, director of the Political Research Office of the Zhuhai Municipal Party Committee, and hi...[Details]
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With the release of 5G phones such as Huawei Mate 20 X 5G and ZTE Axon 10 Pro 5G, the three major operators have also launched free trial packages, all of which include 100GB of traffic per month and...[Details]
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Generally, when using electrolytic capacitors, if there is no large ripple, the withstand voltage only needs to be 20% higher than the actual value. That is, 10V
is sufficient for the output of...[Details]
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Crank press is a common metal forming equipment, widely used in automobile, aviation, shipbuilding, machinery manufacturing and other industries. It has the characteristics of simple structure, con...[Details]