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S3C2440 has two PLLs (phase locked loops), one is MPLL and the other is UPLL. MPLL is used for CPU and other peripheral devices, and UPLL is used for USB. It is used to generate three frequencies: ...[Details]
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For novices, in the circuit design of the microcontroller, they may not pay much attention to the impact of electromagnetic interference in the circuit design on the input and output of the desig...[Details]
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(Image source: Bosch official website) Global automotive supplier Bosch expects platinum to play only a “minor role” in its new fuel cells, suggesting that even rapid developments in fuel cell tec...[Details]
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The principle circuit of the flyback converter composed of Buck_Boost and isolation transformer is shown in Figure (a). This converter circuit is simple and can provide DC power output efficiently....[Details]
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In the past few decades, not only has the application of digital medical imaging developed rapidly, the ability to share this information can also transmit images around the world in seconds, so th...[Details]
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1. Introduction to storage chips
Memory chips, also called memory, are memory components used to store programs and various data information. Depending on whether the data is saved after power...[Details]
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On the afternoon of December 1, the launching ceremony of Haining Jianshan Hengfa Energy Storage Station was held in Huangwan Town. Municipal Party Committee Secretary Cao Guoliang attended the ceremo...[Details]
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introduction
In recent years, power supply products have made breakthrough progress, but at the same time, the problem of energy waste has become a growing concern at home and abroad, which is...[Details]
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At present, the display panels commonly used in control instruments are mainly of two types: LCD and LED. LCD is more beautiful, energy-saving, and has flexible display methods, but it is more expensi...[Details]
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On July 3, Mr. Qiu Yubin, Senior Vice President of Research at TrendForce, was invited to attend the 2024 China (Shanghai) International Display Industry Summit Forum (2024 DIC FORUM for short). At...[Details]
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In the previous article, we have a general understanding of RTC from the user manual. Now we will start to learn the application and operation of RTC through program writing. Here is a summary: the re...[Details]
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Coherent, a leader in lasers, and TriEye, a pioneer in mass-market shortwave infrared (SWIR), today announced they have successfully demonstrated a laser-illuminated shortwave infrared imaging syst...[Details]
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The internal structure of the serial port of the AT89S51 microcontroller is shown in the figure below. It has two physically independent receive and transmit buffers SBUF (belonging to special ...[Details]
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With the advancement of DSP technology, DSPs with stronger computing power, lower power consumption and smaller size have emerged, making it possible to embed more accurate and complex automatic sp...[Details]
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The combination and arrangement of atomic groups in a compound is determined by the characteristic functional groups that appear in the infrared spectrum.
(1) The structure of tetrachloroparacres...[Details]