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Commonly used three-wire sensors, whether NPN or PNP, can be measured directly with a multimeter. The sensor, 24V power supply and multimeter form a circuit, and the multimeter is set to the DC...[Details]
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Abstract: The PIC16C74 microcontroller is used to realize fast charging of the battery pack, and three fast charging solutions are compared.
Keywords: microcontroller, fast charging, batt...[Details]
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In the first two articles in this series, we discussed the various features that RTO oscilloscopes can provide for EMI troubleshooting. In this article, let's look at general guidelines for detecti...[Details]
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On August 10, EVE Energy officially announced that it had signed a "Memorandum of Cooperation on Targeted Circular Supply of 10,000 Tons of Recycled Nickel Products" with GEM Co., Ltd. (hereinafter r...[Details]
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1. Add a line _DLIB_FILE_DESCRIPTOR under option- C/C++ compiler--- defined symbols 2. Add the following function in the file using printf int fputc(int ch, FILE *f) { USART_SendData(USART1, (...[Details]
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introduction
Piezoelectric ceramics have a series of characteristics such as small size, high resolution, fast response, and large thrust. Piezoelectric ceramic drivers made of it are...[Details]
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Recently, Professor Zhang Yuanjian's research group from the School of Chemistry and Chemical Engineering of Southeast University and the Jiangsu Provincial Carbon-Rich Materials Device Engineering...[Details]
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Absolute value amplifier schematic
Figure Schematic diagram of absolute value amplifier
Due to the different directions of charge and discharge currents, an absolute value amplifier is used, w...[Details]
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Lua is a very compact language. To ensure good portability, Lua is written in ANSI C. Therefore, porting Lua is very simple, and you only need to use the correct cross-compiler.
This article describe...[Details]
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What are electromechanical servo systems?
Electromechanical servo systems are widely used in various mechanical equipment, and their types and forms are varied. Here are some common electromec...[Details]
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The unipolar drive circuit uses four transistors to drive the two phases of the stepper motor. The motor structure includes two sets of coils with center taps as shown in Figure 1. The entire moto...[Details]
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Recently, Wang Dong, director of the Management Committee of Fuxin High-tech Industrial Development Zone, led a team to Ningbo, Zhejiang to attend the 3rd International Symposium on Energy Storage ...[Details]
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Measuring circuit The output of the main circuit adjusted by the large knob is AC "0-250V", "0-500mA", "0-10A", "0-100A", and DC "0-350V", "0-500mA", "0-10A" is switched through the relay on the ...[Details]
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On the morning of March 3, Mig Chi Kuo, an analyst who follows Apple's related industry chain, said that Apple will still retain the Lightning interface on the iPhone in the "foreseeable future...[Details]
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On November 12, according to data provided by Bank of America in a new investment report, Intel is plagued by more and more unfavorable factors and its market share is increasingly losing to its ri...[Details]