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Energy conservation and environmental protection are the main trends. As the LED lighting industry is booming, a large number of technology companies have invested in this emerging industry. Due to th...[Details]
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China Mobile announced in various public occasions in early July that it will build more than 50,000 5G base stations this year, realize 5G commercial services in more than 50 cities, and provide uni...[Details]
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Abstract: This paper introduces the principle of permanent magnet synchronous motor
vector control
and the application solution of STM32 vector control in variable frequency air condit...[Details]
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Over the past two years, there has been a lot of news about supply chain issues and semiconductor shortages, with many automakers announcing production halts and suffering losses as a result. But h...[Details]
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Two methods of brightness control for large LED screens are introduced. One is to change the current flowing through the LED. Generally, the continuous working current allowed by LED tubes is about 20...[Details]
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The resistance range is in ohms, the voltage range is in volts, and the current range is in amperes. The conversion of various units is as follows: Commonly used voltage units: 1kv (kilovolts) = 1,...[Details]
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On July 7, Qinchuan Machine Tool issued an announcement that the company plans to raise no more than 1.23 billion yuan through a private placement from no more than 35 specific investors, in...[Details]
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UC/OSⅡ Basic Functions
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* Event Flags Management
*
* OSFlagAccept() Check event flag group function (flag grou...[Details]
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For the serial-in parallel-out shift register, the following is my personal understanding and experience gained from actual development projects.
Figure 1:
From the picture I drew above, we c...[Details]
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Resistor-based sensors, such as strain gauges and piezoresistive devices, are commonly used to measure a variety of physical parameters. For data acquisition and signal processing using a digital pro...[Details]
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Jiwei.com reported on December 8 that Huawei EMUI recently officially announced the HarmonyOS 2.0 mobile developer Beta event, which will be held in Beijing on December 16. It is an offline event for...[Details]
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dsPIC33A DSC features 32-bit architecture, double-precision floating-point unit and DSP engine to accelerate computation in time-critical applications
As embedded systems become incr...[Details]
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PN8192C is a high-performance, peripheral component-simplified, low-power AC/DC conversion power supply with integrated PFM controller and 730V high-reliability MOSFET. It can replace LNK364 and is...[Details]
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China, April 20, 2022 – STMicroelectronics’
TDA7901 automotive-grade power amplifier integrates a Class G power amplifier switching tube buck controller on a single chip
and supports high-d...[Details]
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In recent years, with the rapid development of mobile communication services, especially the construction of 3G communication networks, the number of communication base stations has increased day by ...[Details]