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Preface
Urban lighting is a science, a culture, and an art. Urban lighting reflects the image of a city, reflects the scientific management of a city, and is a social system project . Solar LE...[Details]
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"Why was the ubiquitous power Internet of Things born? As an emerging infrastructure, it will help the energy industry develop digitally and intelligently. Ultimately, the ubiquitous power Internet...[Details]
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Theodolites are divided into vernier theodolites, optical theodolites and electronic theodolites according to the different scales and reading methods of the dial. At present, optical theodolites and...[Details]
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The initialization program of S3C44B0 is to initialize various key registers, establish interrupt vectors, and then transfer to the main function to execute the program. However, S3C44B0 does not sup...[Details]
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In today's life, Wi-Fi seems to have become our most inseparable partner. It will appear whenever you go online. Among them, the IoT wireless module is an important link in the smart home industry ch...[Details]
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Programmable Logic Controller (PLC) is a kind of industrial control computer designed for use in industrial environments. It has the advantages of strong anti-interference ability, high reliability...[Details]
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How to choose the most cost-effective light source and lamps? Here are some basic performances of LEDs:
1. Brightness: LEDs have different brightness and different prices. LEDs used in LED...[Details]
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Buzzer Introduction The electromagnetic buzzer consists of an oscillator, an electromagnetic coil, a magnet, a vibrating diaphragm and a casing. After the power is turned on, the audio signal curre...[Details]
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introduction
Digital buzzer control system plays an irreplaceable role in various knowledge contests held by many factories, schools, TV stations and other units. Electronic buzzers des...[Details]
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The true density test of powder refers to the ratio of the mass of powder to its true volume (the true volume does not include the closed pores inside the powder particles). Therefore, the true densi...[Details]
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Abstract: After the field effect transistor is turned off, the cathode voltage of the LED increases, causing the LED to turn off. When the field effect transistor is turned on, the cathode voltage of...[Details]
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High-frequency electrodeless lamp - a new energy-saving green light source for colleges and universities in the 21st century. It couples energy into the bulb by means of high-frequency induction ma...[Details]
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Serial port and interrupt initialization void USART1Init(void) { GPIO_InitTypeDef GPIO_InitStructure; USART_InitTypeDef USART_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1, ENABLE...[Details]
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Since last year, the development of China's chip industry has attracted widespread attention from the outside world. The relatively slow development of the two fields of chips and operating system...[Details]
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From October 14 to October 20, Sunwoda Power will present its core products at the Paris Motor Show, one of the world's five major auto shows; at the same time, its manufacturing base in Hungary wi...[Details]
NXP MCU
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