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According to Jiwei.com, based on Qunzhi Consulting data, in the past five years, the global market share of Chinese TV manufacturers has increased by 9 percentage points to 36%, making China a verita...[Details]
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The role of non-destructive testing technology in the quality assurance system is increasingly showing its importance and necessity, and it has become an important means to control product quality and...[Details]
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China Energy Storage Network:
◎ In the view of Tang Guangfu, an academician of the Chinese Academy of Engineering, the power system is the core of the future energy transformation. "Therefo...[Details]
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The identification method of the matrix keyboard has been discussed in the 51 matrix keyboard identification. Now let's talk about the difference between the PIC microcontroller and the 51 microcontro...[Details]
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In order to implement the spirit of the "Opinions of the CPC Central Committee and the State Council on Supporting Shenzhen in Building a Pilot Demonstration Zone for Socialism with Chinese Charact...[Details]
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Abstract: A data acquisition system based on FPGA and ARM chips is designed. FPGA is responsible for controlling the A/D converter to ensure sampling accuracy and processing speed. ARM is responsible...[Details]
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1. Introduction From 1998 to 2003, the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China conducted 6 national supervision and random inspectio...[Details]
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Use a Keithley DMM7510 to check voltage and ripple to ensure it meets specifications.
Prototyping is one of the more exciting steps in a design. At this stage, ideally, you've seen...[Details]
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The evolution of the core Apple's entry into the computer CPU field is not a whim. You should know that Kalamata is not the first exposure of Apple's Mac chip plan. According to Bloomberg, as early a...[Details]
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1. What is the process for handling command exceptions at the user level? When a user-level program is executing, an exception will be generated if it encounters an undefined instruction (ARM is no...[Details]
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On the evening of March 30, Kosen Technology disclosed its 2020 annual report, achieving operating income of 3.467 billion yuan, a year-on-year increase of 62.98%; however, due to the terminal sales ...[Details]
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WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Youshang has launched a Bluetooth tube machine audio solution based on ...[Details]
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Fault phenomenon:
A Maipu 1KVA online UPS power supply has normal bypass output after startup. Press the ON button to switch from bypass to inverter operation, but immediately jumps to...[Details]
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This paper introduces a design of intelligent voltage-stabilized power supply based on AT89C51. Its core technology is to change the output of the voltage-stabilized module by controlling the digital...[Details]
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OBC, DCDC, PDU
Constituting the “three small electrics” of new energy
Due to the different power systems, the "three electrics" of new energy vehicles have replaced the fuel tank, engine,...[Details]
Mobile and portable
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