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Regarding the protection of low battery voltage, today I have designed a battery power shortage protection circuit for you. The manual switch is a hiccup protection with an interval of about 30 sec...[Details]
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The total transaction volume of Samsung Pay, a mobile payment service operated by Samsung Electronics Co., exceeded 40 trillion won (33.68 billion U.S. dollars) at the end of April, 44 months after i...[Details]
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Preface GSM (global system for mobile communications) is the most widely covered mobile communication network. SMS short message service is an application service for GSM terminals to send and re...[Details]
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According to data from ABI Research, annual shipments of Bluetooth devices will increase 1.5 times to 7 billion units from 2021 to 2026, with a compound annual growth rate (CAGR) of 9%. ABI said th...[Details]
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Apple's previous patents and patent applications have covered everything from using holographic images in Apple Glasses to stopping the wearer from walking into traffic. Now, this patent applic...[Details]
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In the development process of ARM programs, interrupt handling is very common and very important. The RVCT compiler used by Realview MDK provides the __irq keyword. Functions modified with this keywor...[Details]
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On October 13, the People's Government of Baicheng City issued the "Work Plan for Vigorously Implementing the "One, Three, Three, Four" High-Quality Development Strategy to Accelerate the Developme...[Details]
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Currently, most conventional vector network analyzers (VNAs) have the VNA port integrated on the chassis. The purpose of this is to bring the source and measurement circuits inside the VNA as close a...[Details]
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China Energy Storage Network:
In implementing the carbon peak and carbon neutrality strategies, energy is the main battlefield and electricity is the main force. As the single industry with...[Details]
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Digital Audio Selector Switch Circuit: With the help of CMOS analog switches or multiplexers, audio signals can be switched digitally. Although this seems simple, the sound quality will inevitably ...[Details]
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1: The following error occurs when compiling with C51 Keil: error C249: 'DATA': SEGMENT TOO LARGE, error C249: 'DATA': SEGMENT TOO LARGE Solution: Set as follows 2: Warning appears in C51 Kei...[Details]
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Consortium
union {
unsigned char Ch; //"unsigned number
unsigned char CHR ; //"unsigned array
unsigned long I; //"unsigned integer
long L; //"signed long integer
float F; //"floating p...[Details]
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Photoelectric switches are non-contact measurement sensors with a wide detection range. They are widely used in many measurement and control systems such as counting, distance measurement, and stro...[Details]
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Any improvement in the efficiency of motor drives will save a lot of energy, which is part of the reason for the growing interest in advanced motor control algorithms. Three-phase brushless motors mai...[Details]
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In modern industrial production, frequency converters, as an important electrical equipment, are widely used in speed control of various mechanical equipment. Through the speed control function of ...[Details]