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System functions Use PCF8574 to expand the I/O port of C8051F. hardware design Schematic diagram of the I/O port circuit of C8051F using PCF8574 software design The following part is copied f...[Details]
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According to the latest data released by the China Automotive Power Battery Industry Innovation Alliance, in May 2021, China's monthly output of lithium iron phosphate batteries exceeded that of tern...[Details]
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Intel Launches Two New x86 CPU Cores, Two New Data Center SoCs, Two New Discrete GPUs, and a Revolutionary Hybrid Architecture for Client Multi-core Performance
Raja M. Kod...[Details]
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The connection method of two transistors as shown in Figure 1 is called a Darlington circuit,
and its amplification factor is the product of the amplification factors of the two transistors.
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On February 20, Kingsignal responded to investors' questions on whether its RF cable products can be used in the 6G industry chain on an interactive platform, saying, "The company is closely followin...[Details]
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According to Jiwei.com, Yiwei Lithium Energy recently announced that the company has recently received patent certificates issued by the Korean Intellectual Property Office and the Japan Patent Offic...[Details]
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The high-voltage test voltage is related to the rated working voltage of the test product, and is far lower than the working voltage. Commonly used grades are 500v, 1000v, and 2500v. The selection ...[Details]
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LED electronic display screen is designed for various indoor and outdoor use environments using optoelectronic display technology, video technology, multimedia technology, network technology, computer...[Details]
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As a revolutionary environmentally friendly energy-saving lamp, LED energy-saving lamp has changed the pollution problem of heavy metal toxins in previous energy-saving lamps, and has a longer serv...[Details]
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Robots have been around in the industrial sector for decades, but technological innovation is driving a whole new wave of factory automation trends. For small businesses that once could...[Details]
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One of the parameters of an isolated DC/DC converter is the input voltage range over which the converter can operate normally. For those industrial standard brick products used in the 48V input tel...[Details]
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Despite the impact of many uncertainties such as the COVID-19 pandemic, natural disasters, and geopolitics, the global semiconductor industry ushered in a new round of high growth in 2021. Accordin...[Details]
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The network topology has an important impact on the safety of the automotive network system. To ensure the availability and reliability of the communication system in the automotive environment, it...[Details]
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Most of the new energy vehicles on the market now are pure electric vehicles and plug-in hybrid vehicles, but few people notice that there is also a kind of hybrid vehicle. It does not have a high vo...[Details]
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Negative polarity output current limiting circuit using NPN and PNP tubes to expand output
Figure 1. Negative polarity output current limiting circuit using NPN and PNP tubes to extend the outpu...[Details]