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Because floating-point operations were inserted into the function before, the program was abnormal. Finally, I consulted relevant information and learned that the floating-point coprocessor VFP of S3...[Details]
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The latest report from market research firm Strategy Analytics shows that the global smartphone application processor (AP) market size reached US$25 billion in 2020, a year-on-year increase of 25%. ...[Details]
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This article will introduce some optimization techniques that can help designers save up to 10% of code space, allowing limited program memory to support more new features and patches.
Good ...[Details]
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As we all know, frequency signal and operation signal are the basic conditions to ensure the normal operation of variable-frequency drive (VFD). Only when these two conditions are met can VFD be us...[Details]
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NXP Semiconductors, a leading manufacturer of RFCMOS 77GHz automotive radar sensors, recently announced that it has signed an investment and strategic cooperation agreement with Nanjing Hawkeye Elect...[Details]
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Internal structure of IO port 8051 microcontroller: There is one 8-bit bidirectional parallel I/O port P0 and three quasi-bidirectional parallel I/O ports P1 to P3. Each port is composed of a latch...[Details]
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A typical digital interface for a 4×4 keypad uses 8 digital I/O pins. But using 8 pins as digital I/O takes up the number of segment driver pins that can be used to connect to the LCD. By using 2 d...[Details]
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To meet the requirements of 3G-LTE base stations, DSP processors are increasing in processing power and throughput. Many of these multicore processors have GHz speeds and use accelerators to increa...[Details]
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The further development of automated factories and smart cars requires advanced networking, real-time processing, edge analytics, and more advanced motor control topologies. The add...[Details]
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Avalanche photodiode (APD) is a high-sensitivity, high-speed photodiode. When reverse voltage is applied, its internal gain mechanism can be activated. The gain of APD can be controlled by the ampl...[Details]
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On May 7, a PCB (printed circuit board) manufacturer in Foshan, Guangdong, was on the verge of bankruptcy due to high debt. In March this year, a long-established PCB manufacturer in Panyu, Guangzhou...[Details]
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The design of analog filters generally includes two aspects: determining the filter transfer function H(s) based on the technical indicators, that is, the amplitude-frequency characteristics of the fi...[Details]
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Light is an electromagnetic ray, and its characteristics are similar to those of radio waves and X-rays. Its transmission speed is about 300,000 km/s, so it can be received at the moment of emissio...[Details]
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Abstract: This paper mainly takes virtual instrument technology as the main research object, studies its role and method in power quality detection, and develops a set of power monitoring system base...[Details]
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This article overview:
In the continuous production process of the production workshop of the steel-making enterprise, a large amount of materials need to be transported through pipelines, and many l...[Details]