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1. System Overview The modules used in the system include AT89C51 microcontroller + LCD1602 + buttons + buzzer. The system uses AT89C51 microcontroller as the main control, uses the LCD1602 display...[Details]
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Recently, Blue Blood Research released a report on Ren Zhengfei's interview with the Los Angeles Times. In the interview, Ren Zhengfei stated that he has a veto power in Huawei. However, although he ...[Details]
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Abstract: Simple level shifting circuit using a precision op amp tracks small DC voltage changes.
When we want to capture a low level, long duration signal riding on a much higher DC level, we nee...[Details]
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Japanese panel manufacturer JDI recently announced that JDI, PLD (Panasonic) and Tianma Micro have reached a settlement and withdrawn all lawsuits against each other. As part of the settlement, the t...[Details]
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Is smart photovoltaic popular?
Recently, Renjie Intelligent Technology Co., Ltd. (hereinafter referred to as "Renjie Intelligent") officially announced a round A financing of over RMB 100 ...[Details]
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The reference standards for motor selection mainly include: motor type, voltage and speed; motor type; selection of motor protection type; motor voltage and speed.
The motor selection sh...[Details]
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Shenzhen Jiangzhi Industrial Technology Co., Ltd.
is a comprehensive entity that focuses on global market research of artificial intelligence robots and high-end intelligent transportation...[Details]
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On June 29th, according to foreign media reports, sources said that at the new product launch conference held in August, Samsung Electronics will release the foldable screen mobile phones Gala...[Details]
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There are two priority concepts in STM32 (Cortex-M3): preemptive priority and response priority. The response priority is also called "sub-priority" or "sub-priority". Each interrupt source needs to ...[Details]
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1.1 Solution Selection
Impedance measurement usually injects a small sinusoidal current signal into the object being measured, and measures the voltage signal to obtain relevant electrical impedanc...[Details]
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At present, the materials used for speakers are mainly divided into plastic boxes and wooden boxes. The thickness and quality of the material are directly related to the cost of the speaker, and als...[Details]
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It is actually impossible to obtain the current resonance phenomenon because the inductor always has resistance, so the circuit becomes a mixed circuit and the resonance phenomenon becomes more co...[Details]
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The parameter commonly used in communication engineering to describe signal phase distortion - group delay (also called envelope delay) is defined as: the slope of the characteristic phase shift of...[Details]
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I have studied the 430 comparator these two days. At the beginning, I didn't understand what it was. I read the blogs on this website and seemed to understand it, but when it came to programming, I h...[Details]
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It’s the end of the year, and China’s auto industry has been in the spotlight again! The Guangzhou Auto Show is the last large-scale A-class auto show in China every year. So this year, what direct...[Details]
Analog electronics
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