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In our daily life, we often encounter such a dilemma: we want to add hand sanitizer or detergent to the dispenser, but end up with liquid on our hands; in the hospital, nurses cannot avoid the nutrie...[Details]
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In order to use the SPI driver, you must enable the corresponding SPI option when configuring the Linux compilation options, as shown below
-> Device Drivers
-> SPI support
SPI ...[Details]
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introduce
Memory accesses can be aligned or unaligned. Aligned memory accesses occur when the data is located on its natural size boundary. For example, if the size of the data type is 4 bytes, then ...[Details]
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According to foreign media reports, on October 28th local time, Prophesee SA, a startup company based in Paris, France and the inventor of the world's most advanced neuromorphic vision system, announ...[Details]
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I have been working on motherboards for more than two years. I have designed the memory bars and onboard memory chips of the Loongson 2F and the Atom N450. I want to write something to summarize it...[Details]
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In the past 15 to 20 years, automotive power MOSFETs have developed from an initial technical topic to a booming business field. The power MOSFET is selected because it can withstand transient high v...[Details]
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In daily life, I believe that everyone has more or less encountered the embarrassing situation of forgetting to bring keys or being locked outside the door due to accidentally losing the keys, and ca...[Details]
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Charging pile depends on power or current
The performance evaluation of charging piles needs to comprehensively consider two factors: power and current.
Power determines how fast an elect...[Details]
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Recently, I made a "four-purpose" power supply that combines current source, voltage source, charging and soldering iron in one, and also has a display screen. During the design process, I used two...[Details]
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Data transfer instructions between the accumulator A of the microcontroller and the external RAM
MOVX A,@Ri
MOVX@Ri,A
MOVX A,@DPTR
MOVX @DPTR,A
illustrate:
1) In the 5...[Details]
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The smart TV market has been very hot recently. Xiaomi has already ranked first in the Chinese market and ranked among the top five in the world. Honor has also launched the "Honor Smart Screen" to e...[Details]
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The three quantities in PLC: switch quantity, analog quantity, and pulse quantity. Only by understanding the relationship between the three can you master and apply PLC proficiently.
1. ...[Details]
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LED
is a characteristic-sensitive
semiconductor
device with negative temperature characteristics. Therefore, it needs to be stabilized and protected during application, which gives...[Details]
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Recently, the State Intellectual Property Office announced the award decision for the 21st China Patent Award. 30 invention and utility model patents won the China Patent Gold Award, 10 design paten...[Details]
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The hydraulic system is a technology widely used in industry and engineering. It uses liquid as the working medium and realizes the transmission and control of energy through the pressure and flow ...[Details]