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The concentration of the detected gas depends on the gas detection transmitter, and the sensor is its core part. According to the different detection principles, it is mainly divided into metal oxide ...[Details]
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Insulation resistance testing is a common test type that is often used to understand and evaluate the insulation performance of electrical equipment. Technicians usually perform insulation resistance ...[Details]
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0 Introduction
At present, LDPC codes have been widely used in deep space communication, optical fiber communication, digital audio and video broadcasting and other fields. Due to its better pe...[Details]
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background
Even before the threat of terrorism gained worldwide attention, many public and private organizations began installing video security systems in critical infrastructure. Video secur...[Details]
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With the development of computer technology, especially single-chip microcomputer technology, temperature has a great impact on people's lives and work, so it is necessary to collect temperature ...[Details]
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The refrigerator is indispensable in the daily life of modern families. It has the important function of storing food, and almost every family has a refrigerator. During the Chinese New Year, because...[Details]
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LED display screen
It has the advantages of easy control, fast response speed and low cost, and has a wide range of application prospects. However, except for some indoor applications,
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On March 15-16, the 19th China Semiconductor Packaging and Testing Technology and Market Annual Conference (CSPT 2021) was officially held. With the theme of "Innovation-led, Collaborative and Win-wi...[Details]
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The content of interrupt priority includes general urgent interrupts and special urgent interrupts. This depends on the specific system design. This involves the concepts of interrupt priority and in...[Details]
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Use the 51 single-chip microcomputer's timer 0 mode 1 to count, and the result is displayed on a 4-digit digital tube, which is the tens of seconds, the ones of seconds, the hundreds of millisec...[Details]
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Abstract: A human-computer interactive positioning system for digital museums based on RFID technology is designed. The system has the functions of personnel area positioning, personnel flow distr...[Details]
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This function is rewritten based on the online program. Serial port 5 uses interrupt reception. When 20 characters are received, 20 numbers are returned to the PC. For details, see the main functi...[Details]
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As a precision photoelectric position sensor, PSD has the characteristics of high sensitivity, short response time, high position resolution, and large spectral response range. Therefore, it is wide...[Details]
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On June 3, 2020, the Guangdong Securities Regulatory Bureau disclosed that Enji Technology Co., Ltd. (hereinafter referred to as "Enji Technology") had completed the tutoring registration with the Gu...[Details]
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At 6:10 a.m. on October 28, the Alxa Power Supply Company of the Inner Mongolia Electric Power Group organized the planned grid connection and off-grid maintenance of the Ejina "source-grid-load-st...[Details]