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1 Introduction
For a long time, DC motors have become the best choice for most variable speed motion control and closed-loop position servo control systems due to their good linear characteris...[Details]
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Serial port is a communication method. The data transmission and reception unit of the serial port is byte, and one byte is an 8-bit binary number. When sending a byte, it is sent one by one, first t...[Details]
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The documentary "American Factory", produced by former US President Obama, has sparked heated discussions on the Chinese Internet. It is reported that "American Factory" tells the story of a Chinese ...[Details]
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As the core equipment of solar power generation system, the reliability of photovoltaic inverter determines whether the whole photovoltaic system can operate stably. Therefore, any innovation or br...[Details]
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It is common to have insufficient accuracy in oscilloscope measurements, especially when measuring weak signals, phase noise, small voltage ripples, and small voltage signals in large voltages. Theref...[Details]
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Abstract: Based on the analysis of the shortcomings of the existing average current type power factor correction circuit, an average current type power factor correction technology without input ...[Details]
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Abstract: Based on the LED driven micro-power DC-DC converter, a hysteresis comparator circuit with a bandgap structure is designed to meet the requirements of low voltage and high stability. Its m...[Details]
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LED floodlight product features:
1. Adopt single 10-80W high-power LED with Jingyuan and Bridgelux chip integrated package, brightness 70-80LM/W, low light decay, high brightness and good thermal c...[Details]
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1. Experimental tasks
As shown in Figure 4.3.1, P1.0-P1.3 of the AT89S51 microcontroller are connected to four LEDs L1-L4, and P1.4-P1.7 are connected to four switches K1-K4. The programming refl...[Details]
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When analyzing the driver writing process, you will encounter many hard-to-find problems. At this time, the debugging method is very important. The following introduces the method of debugging the ...[Details]
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Audi plans to launch a "traffic light assistance system" in Europe to achieve intelligent connectivity between vehicles and infrastructure (V2I). Audi said that starting from July this year, new Audi...[Details]
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Abstract: This article introduces a simple IR
transceiver
design. The generated IR signal is modulated at a 10kHz carrier frequency. The reflected signal is then amplified using a single op...[Details]
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(1) M method: It counts the number of pulses output by the photoelectric encoder within a certain time interval and calculates the rotation speed. It is suitable for high-speed measurement of gener...[Details]
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May 7, 2024 – MediaTek held the Dimensity Developer Conference 2024 (MDDC 2024) today. Themed “AI for Everything”, this conference discussed in depth the changes and new opportunities that genera...[Details]
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Many mobile phone brand manufacturers have released new products one after another, including smart watches, TWS headphones, smart bracelets and other new wearable devices. The release of these new...[Details]
PCB Design
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