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/*Just started learning AVR microcontrollers, *Share what I have learned with everyone. If there are errors or better ways to write, welcome to communicate. *To facilitate learning for novices, I hav...[Details]
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SysTick clock, commonly known as "tick timer", can generate an interrupt at a set time. Functions such as delay_ms() can be seen everywhere in control engineering code. But its internal mechanism has...[Details]
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Preface: First of all, let me tell you that this is an absolutely true story. This story is surprisingly similar to a story that happened to a General Motors engineer a long time ago. In fact, if...[Details]
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When measuring the current at the 12V input end, the current changes greatly and the validity of the statement execution cannot be confirmed, so an ammeter is connected to the 3.3V voltage regula...[Details]
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Photoelectric liquid level sensor is a sensor that uses optical principles to measure the height of liquid. It usually consists of a transmitter and a receiver. The emitter will emit a beam of light ...[Details]
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Recently, Nokia officially announced that Nokia is in a leading position in the field of 5G standard essential patents. This conclusion is based on an independent third-party study, which confirms th...[Details]
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According to Reuters, US Secretary of State Pompeo said that the United States is discussing a ban on Chinese social media apps including TikTok. “I don’t want to break the news to President Trump,...[Details]
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#include
#include "bofangyinyue1.h"
void Delay1ms(unsigned int count)
{
unsigned int i,j;
for(i=0;i count;i++)
for(j=0;j 120;j++);
}
//*****************************Music*****************...[Details]
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The transistor tracer is a commonly used electronic instrument in circuit design. It can display a variety of curves and parameters such as the input characteristics, output characteristics and tra...[Details]
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background
The State Council issued the "Consumer Goods Trade-in Action Plan" in early March 2015. Subsequently, local governments also formulated corresponding guiding policies based on this ...[Details]
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Recently, Apple officially announced that it will release the latest operating systems such as iOS 13, macOS 10.15, and watchOS 6 at WWDC2019 to be held in San Jose, USA on June 3. It is reported t...[Details]
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On January 9, Deye Co., Ltd. issued the "Announcement on the Pre-increase of Annual Performance in 2022", stating that it is expected that the net profit attributable to the owners of the parent c...[Details]
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The 3D design technology of the factory breaks the traditional 2D design concept and is a high-tech application of CAD technology in the design field. The introduction of the 3D design of thermal p...[Details]
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Capital still has high expectations and trust in the mobile industry.
According to statistics from the New Strategy Mobile Robot Industry Research Institute, in 2023,
there were 31 fin...[Details]
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In engineering, nondestructive testing (NDT) is often used to detect defects in equipment and components. Traditional NDT methods include ultrasound, eddy current, magnetic powder, coloring, etc. How...[Details]