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Here I introduce an electronic instrument for detecting earthquakes and refrigerant leakage in automobile tires, cold storage, air conditioners, and refrigerators. This instrument can be used to de...[Details]
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Gas flow meter is a commonly used instrument equipment. The bell-type gas flow standard device is a measurement standard device that uses air as the medium to verify, calibrate and detect gas flow me...[Details]
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Frequency converter is a commonly used component in electronic products. Do you know how it works?
The variable-frequency drive (VFD) principle is to apply the principle of frequency con...[Details]
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Relying on the perfect Beidou satellite communication and positioning system, GPRS communication network and various sensor-carrying equipment and other technical platforms, the research and develo...[Details]
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In the second year after the birth of the first iPhone, Apple, led by Steve Jobs, launched the App Store. This method of allowing developers to create apps and put them on the shelves by themsel...[Details]
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What is Cloud Computing
"Cloud" can be understood as a computing group, including supercomputers and ordinary computers, which can provide computing services. Cloud computing can realize c...[Details]
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The main challenge in designing a high-brightness LED driver is to construct a stable, reliable and efficient constant current source with good control performance.
The simplest way to adjust ...[Details]
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On October 23, Li Nan, founder of Nu Miao Technology, said that the iPhone 12 mini is expected to be the best mobile phone in the next two years. Li Nan pointed out that many people are worri...[Details]
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China Energy Storage Network:
The installed capacity of energy storage systems deployed around the world has grown rapidly in recent years. In addition to bringing many benefits, it has als...[Details]
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Chapter 8: Preemptive Kernel (Complete Service) If we combine the preemptive kernel and the cooperative kernel mentioned above, we can easily get a more complete preemptive kernel with the followin...[Details]
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China Energy Storage Network:
Guangdong has always been the vanguard, pioneer and experimental zone of reform and opening up. Since the construction of the national electricity spot market st...[Details]
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Parallel Port Essentials
The MCS-51 microcontroller has four 8-bit parallel I/O ports P0, P1, P2, and P3. Among them, P3, P2, and P1 are quasi-bidirectional ports, and P0 is a bidirectional three-s...[Details]
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The previous article focused on the operation and registration of the tty upper character level. This article focuses on thread registration and how it is connected to the upper structure. 1. tty_l...[Details]
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The author used the components at hand to make a video doorbell (see the attached picture for the circuit), which works well and is now introduced to audiophiles.
When switch K is off, it is a no...[Details]
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A voltage regulator, as the name implies, is a device that stabilizes the output voltage. All voltage regulators use the same technology to achieve a stable output voltage. The output voltage is sa...[Details]
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