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Design a rotating LED clock, install a row of LED light groups on the pointer rotating plate, use the visual persistence effect of the human eye, use the microcontroller I/O port to control the light...[Details]
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4-wire stepper motor split column circuit schematic diagram
4-wire stepper motor split column circuit schematic diagram
For more details, please see: Using AT90S8515 to control a 4-wire two-ph...[Details]
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There are two methods for sorting LEDs: one is chip-based test sorting, and the other is test sorting of packaged LEDs.
(1) Chip testing and sorting
LED chip sorting is very d...[Details]
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The EHF band is the preferred operating band for the next generation satellite communication system, and the development of equipment is becoming more and more urgent. The upconverter is a key device...[Details]
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Recently, the reporter learned from the Longxing Industrial Park in Liangjiang New District that the construction of the Sino-Korea Industrial Park located in the Longxing Industrial Park is progre...[Details]
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/*********************************************************** * Function library description: ATMEGE8 INT1 interrupt program * Version: v1.0 ...[Details]
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State Grid Shaanxi Electric Power Company recently revealed that the company's total investment in newly started grid infrastructure projects in 2020 is 35.3 billion yuan, with an annual planned in...[Details]
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If nothing unexpected happens, Apple will launch a new generation of iPhone 14 series in September this year. Judging from some of the information that has been exposed so far, there will be some maj...[Details]
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Abstract: Introducing the design method of an isolated high-precision D/A converter: PWM is generated by the microcontroller 89C52, and through photoelectric isolation and a double RC circuit, t...[Details]
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On December 7, after TSMC and Samsung began to invest tens of billions of dollars to build new wafer fabs in the United States, memory chip giant SK Hynix also seemed to be considering whether to bui...[Details]
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Pneumatic control valve is one of the industrial process control instruments widely used in petroleum, chemical, electric power, metallurgy and other industrial enterprises. In chemical production,...[Details]
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In August this year, Lenovo launched the highly anticipated Lenovo Legion Gaming Phone Pro in China. This phone is equipped with the Snapdragon 865 Plus mobile platform. Late last month, Lenovo con...[Details]
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Abstract: This paper analyzes the principle of low voltage current transformer, introduces the concept of accuracy level and accuracy level limit, and analyzes the selection of low voltage current tra...[Details]
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STM8 SPI master mode In master configuration, the serial clock is generated on the SCK pin. Configuration steps 1. Define the serial clock baud rate through the BR bits of the SPI_CR1 register. 2. ...[Details]
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introduction
Automobile single-chip microcomputer teaching experiments usually require a lot of auxiliary equipment such as signal generators and oscilloscopes, which not only brings a lot of ...[Details]
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