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1 Introduction
Many auxiliary chemical devices in large chemical bases are far away from the operation room, some as far as several kilometers or more than ten kilometers. However, it is to...[Details]
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For an interrupt to occur, three parts need to work simultaneously: Interrupt Sources Interrupt Controller CPU Enable Interrupt The function of the interrupt controller is: Collect various interrup...[Details]
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Standby Mode When SM2..0 is 110, the SLEEP instruction will make the MCU enter the Standby mode. The only difference between this mode and the Power-down mode is that the oscillator continues to work...[Details]
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At present, analog interfaces have become the standard for desktop monitors, but the popularity of PFD displays requires a completely digital interface. This is because analog interfaces are comp...[Details]
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The worldwide focus on water and energy conservation, as well as the overall environmental friendliness of new products and services, has undoubtedly impacted the home appliance market. Actual regu...[Details]
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This is made by myself using 4988 stepper motor driver chip. 4988 chip is generally used in 3D printers and has advantages such as small size. Below is my test program, I hope it can provide referenc...[Details]
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What is Cloud Computing
"Cloud" can be understood as a computing group, including supercomputers and ordinary computers, which can provide computing services. Cloud computing can realize c...[Details]
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Xpeng Motors has received exciting news that its flagship model, the Xpeng X9, has stood out in the rigorous testing of the China Automotive Technology and Research Center Co., Ltd. (CATARC) and ha...[Details]
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3.2 Smoke detection alarm hardware circuit design
3.2.1 Signal acquisition and preamplification circuit
The output signal of the sensor is generally weak, and needs to be amplified, filtered, an...[Details]
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According to a newly granted patent filing, Apple is looking into expanding the unique "cheese grater" lattice design of the 2019 Mac Pro to other devices, including the iPhone and the "trash can" Ma...[Details]
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Abstract: With the continuous development of monitoring technology, high-definition, as one of the main directions of monitoring technology development, combined with network technology to bring new c...[Details]
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The internal structure of the AT89S51 microcontroller serial port is shown in the figure below. It has two physically independent receiving and transmitting buffers SBUF (special function registers),...[Details]
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Serial communication issues are often involved in the field of industrial control (such as DCS systems). In order to achieve data exchange between microcomputers and single-chip microcomputers, pe...[Details]
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High-frequency switching power supply systems have many advantages, such as small size, light weight, high efficiency and energy saving, small output ripple, small output noise voltage and good dyn...[Details]
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Recently, Chengxin Zhilian has launched its innovative achievement, the CXP-FUSION micro high-precision positioning intelligent terminal, and has launched it on the market. This c...[Details]
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