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1. The Origin of MMU Many years ago, when people were still using DOS or older operating systems, computer memory was very small, generally calculated in K units. Correspondingly, the program siz...[Details]
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I. Design Task: This design consists of four modules: data display module, temperature acquisition module, time processing module and adjustment setting module. The system uses AT89S52 single-chip mi...[Details]
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As the SWITCH switches on and off, the current in the inductor L also fluctuates around the effective value of the output current. Therefore, a ripple with the same frequency as the SWITCH will als...[Details]
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We know that LCD screens are not like plasma screens. Liquid crystals rely on passive light sources to display, while plasmas emit light on their own. At present, the more common LCD backlight techno...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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SAN DIEGO, Feb. 21, 2018 – Qualcomm Technologies International, Ltd., a subsidiary of Qualcomm Incorporated (NASDAQ: QCOM), today announced that Qualcomm® Snapdragon™ 845 Mobile Platform now supports...[Details]
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In the actual use of DS1302, the auxiliary capacitor method can solve the oscillation stopping problem caused by the mismatch of crystal oscillator load capacitance in the application of DS1302. ...[Details]
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In terms of the cost of LED backlight and traditional CCFL backlight, now that LED backlight technology has become mainstream, it has been recognized by consumers for its advantages such as no merc...[Details]
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PIC microcontrollers have computing functions and memory like a CPU and are controlled by software. However, the processing power is average and the memory capacity is also limited, depending on the ...[Details]
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1. Introduction
The electronic industry standard SJ/T11281-2003 "
LED display screen
test
method"
promulgated in 2003
, in which
the measurement
of
brightness
un...[Details]
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On December 29, according to domestic media reports, the current epidemic situation in Xi'an is severe. Zhang Boli, an academician of the Chinese Academy of Engineering, said that the epidemic in Xi'...[Details]
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There are thousands of black cabs in London, UK, driven by qualified taxi drivers. In order to obtain a taxi license, these drivers must pass an exam to prove that they know every street name, every ...[Details]
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With the widespread application of high-tech in the military field, weapons and equipment are gradually developing towards high, precise and advanced directions. Traditional military training often ...[Details]
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At present, with the development of science and technology, the test requirements for technical indicators such as accuracy and stability of time and frequency measurement are getting higher and hi...[Details]
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Nanxin Technology (stock code: 688484) simultaneously launched two heavyweight car charging
cells
- the high-power buck-
boost converter
SC87550Q/SC87580Q
with a fully integrated USB...[Details]
DIY/Open Source Hardware
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