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__irq is an identifier used to indicate whether a function is an interrupt function. For different compilers, the position of __irq in the function name is different, for example: In the ADS compiler...[Details]
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In addition to being stable, efficient, and reliable, a good LED switching power supply must also have carefully designed circuit protection measures to quickly and effectively protect the switching...[Details]
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0 Introduction
The emergence of Doppler blood flowmeter marks a significant progress in microvascular perfusion. This design adopts a dual-channel device to pick up Doppler signals, effectively sup...[Details]
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Japanese chip manufacturer Renesas Electronics announced on its official website on February 15 that it will acquire 100% of the shares of Australian design software provider Altium for US$5.91 billi...[Details]
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In recent years, the TV industry has undergone many changes, and the color TV market has changed from an incremental market to a stock market. In the new market environment, "trading market with pr...[Details]
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1 __set_PRIMASK(1); // turn off the main interrupt 2 3 /************ 4 **********/ 5 __set_PRIMASK(0); // Enable general interrupt ...[Details]
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For all mid-range PIC microcontrollers, when the top 4 pins (RB7~RB4) of PORTB are set to input mode, when the input level changes from high to low or from low to high, the microcontroller can genera...[Details]
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How do you know for sure that you are at such low temperatures? Accurate and reliable cryogenic measurements are a very exotic field for several reasons: First, while the laws of physics still apply,...[Details]
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The reporter found that from January 1 to July 19 this year alone, the total amount of electronic components such as Finio IGBT ordered by Jinlong Technology reached 1.0698 billion, which is dozens...[Details]
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1. Pointer type to distinguish phase line and neutral line (1) Contact measurement method Set the multimeter switch to AC 250v or 500v, connect the first test lead to one end, and the second test lea...[Details]
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Recently, a microblog post titled "Why Americans like to use CDMA" has become a hot topic on the Internet, with netizens scrambling to discuss and forward it. Part of the microblog post reads: "The U...[Details]
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With the lifting of the battery "white list" ban in 2018, Japanese and Korean battery companies have invested heavily to return to the Chinese power battery competition field, and their customer targ...[Details]
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According to foreign media reports, Fujitsu and connected car security solution provider Upstream Security Ltd. announced a partnership to jointly develop connected car security operation solutions. ...[Details]
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CareBand uses LoRa-based solutions to improve the quality of life for people living with dementia through proactive diagnostics. Semtech Corporation, a leading supplier of high performance analog and...[Details]
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The differences between servo presses and ordinary presses are mainly reflected in the following aspects:
How it works
A servo press is a press driven by a servo motor. Its work...[Details]
PCB Design
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