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Imagine that you are sitting in a smart car. The interior environment is comfortable and all kinds of Internet services are available. You control the music and navigation in the car through the voic...[Details]
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The reference voltage inside the stm8L051 chip has a certain relationship with the power supply voltage This provides a certain reference voltage by measuring the external ADC voltage input when th...[Details]
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When a large local array variable is declared in a function, the program can be compiled, but it always enters the hardfaulthandler during runtime. The cause of this problem may be stack overflow. Be...[Details]
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Figure 1. General situation of operational amplifier feedback
Rewriting the results from the first article in this series using these terms, the transfer function is:
Gain =...[Details]
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Review of Intel's 2022 annual technological innovation and product releases: Deeply cultivating hard-core innovation to promote the digital future With the rapid advancement of digitalization, tech...[Details]
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The development of video surveillance in China
Since the introduction of surveillance technology into my country in the 1980s, it has been developing rapidly with the sharp increase in sec...[Details]
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1. Principle:
Ultrasonic technology deals with sound waves that are not perceptible to humans. The average human hearing limit is 16,500 Hz. Although some people can hear up to 21,000 Hz, ultras...[Details]
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Capital invests in another "flying star"
In 2024, "low-altitude economy" was written into the government work report for the first time, and a trillion-dollar opportunity emerged. As the "...[Details]
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According to reports, more than 110,000 people die in car accidents in China every year. Most of the accidents are caused by human factors, and fatigue and distraction are the main reasons. With th...[Details]
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Temperature detection is common in the field of industrial measurement and control. Using high-precision A/D conversion chips and single-chip microcomputers, a temperature detection system with hig...[Details]
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OTDR testing and the interpretation of results can be greatly simplified by using a high-quality OTDR and the reliable information that software tools provide to the user. To help clarify OTD...[Details]
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#include
#define uchar unsigned char
sbit sda=P2^0;
sbit scl=P2^1;
uchar a;
void delay()
{ ;; }
void start() //开始信号
{
sda=1;
delay();
scl=1;
delay();
sda=0;
delay();
}
...[Details]
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This circuit scheme is an audio amplifier that can produce 35 watts output with very little distortion. The heart of this circuit is the LM391 type IC. The LM391 IC is a driver specifically designe...[Details]
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On December 12, GAC Aian announced the completion of the Inpai Battery Smart Ecological Factory, and at the same time, the full-stack self-developed and self-produced P58 microcrystalline super batte...[Details]
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The vehicle control system and battery management system of a pure electric vehicle are two crucial systems in the vehicle, each of which has different functions.
1. Battery Management S...[Details]
Analog electronics
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