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UHF and HF are both general technology categories, but each category has independent supporting protocols. HF is more consistent in the 13.56MHz frequency band, although there are many internation...[Details]
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Preface
Sleep apnea is a very common sleep breathing disease. According to research, about 24% of adult men and 9% of adult women, or more than 2 million people, suffer from this disease ...[Details]
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1 Introduction
The intelligent meter reading system is a system that reads the data of multiple user meters in a centralized manner through the transmission media by the master station. It...[Details]
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introduction
In engineering practice, ultrasonic waves are often used to measure distances because of their strong directivity, slow energy consumption, and long propagation distance in th...[Details]
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IntroductionUSB
, serial port, and parallel port are commonly used interfaces for communication between PC and peripherals. However, for images with large data volumes, if the serial RS-232 protoc...[Details]
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Focus shift problem
Visible light and infrared light have different wavelengths, so the imaging focus is not on the same plane, which results in a clear image under visible light condition...[Details]
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Preface
Sine wave inverters are widely used in various fields such as electricity, post and telecommunications, communications, and aerospace. Moreover, with the continuous development and...[Details]
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With the development of science and technology, the improvement of living standards and the acceleration of the pace of modern cities, people are increasingly pursuing more convenient, practical an...[Details]
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1 AD7674 and C8051060 Introduction
1.1 AD7674 Introduction
AD7674 is a high-precision 18-bit successive approximation (SAR) ADC with high sampling rate, high precision, low power ...[Details]
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In recent years, LED has made great progress in backlight applications. It has not only been popularized in the backlight applications of small-size LCD displays, but has also begun to enter the ba...[Details]
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Reverse osmosis is a membrane separation technology. The pore size of the reverse osmosis membrane is basically the same as that of water molecules. Only particles of similar size to water molecules c...[Details]
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Full HD TVs have begun to win the favor of consumers. Currently, LCD TVs larger than 24 or 26 inches can support Full HD, but from a practical point of view, only Full HD TVs larger than 37 inches ...[Details]
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1 Introduction
In the development of the inverter, we chose the TMS320F240 chip as the main CPU. The TMS320F240 series was launched by TI in 1997 and is a 16-bit fixed-point digital signal...[Details]
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Since the completion and opening of China's first expressway, the 15.9-kilometer-long Shanghai-Jiaxing Expressway, in 1988, China's expressway construction has begun to develop rapidly toward the ...[Details]
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New generations of FPGAs are getting faster, denser, and have more logic resources. So how do you ensure that power consumption doesn't increase along with all of this? Many design decisions can af...[Details]
Talking
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