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Apple’s chip-making movement has reached new heights. According to data provided by Gartner, in 2019, Apple not only earned US$8.6 billion in revenue, a year-on-year increase of 12.1%, but also jumpe...[Details]
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Electric vehicle (EV) onboard chargers (OBCs) can take many forms depending on power level and functionality, ranging from less than 2kW in applications such as electric locomotives to 22kW in high...[Details]
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1 Hardware circuit configuration I'm still using the previous LED circuit here so I won't post pictures. 2 Clock Description The clock frequency of SysTick and HCK is the same. The library function c...[Details]
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1. Hazards of unbalanced three-phase load
(1) Unbalanced three-phase load affects the operating output of the equipment. The capacity design of the generator equipment is determined accord...[Details]
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Insulated gate bipolar transistor is a new type of composite device that combines the advantages of power field effect tube and power transistor. It has the advantages of high input impedance, fast...[Details]
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First of all, I would like to state that the following articles are all search results on the Internet. I am too impatient to explain the problem in detail, so I would like to thank the original autho...[Details]
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Vital sign monitoring can help us understand our physical condition in a timely manner, take appropriate preventive or intervention measures, and protect our health. However, vital sign signals are...[Details]
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Before simulation debugging of AVR series MCU, the fuse and lock bits of AVR must be configured first. If the configuration is improper, the MCU may not work properly, and in serious cases, it may ca...[Details]
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The car-mounted
LED display screen
is a product that uses
LED
technology, GSM/GPRS technology, low temperature technology, anti-static technology, anti-interference technology, and ...[Details]
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Recently, the National Solar Photovoltaic (Electric) Product Quality Supervision and Inspection Center (CTC National Photovoltaic Center) was entrusted by the enterprise to undertake the task of ph...[Details]
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With the development of China's economic construction, the development and utilization of energy have become increasingly tense. Since March, many places in China have experienced "power shortages" in...[Details]
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According to foreign media reports, Tesla has launched a new feature, "Car Access", which allows car owners to allow others to access their cars, indicating that Tesla has taken the first step toward...[Details]
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STM8S has no peripheral circuits. The MCU CAP is connected to the 104 capacitor reset and connected to the pull-up resistor. All other pins are left floating. The current is tested using the followin...[Details]
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1. Circuit symbol of transistor Classification of transistors a. According to frequency: high frequency tube and low frequency tube b. According to power: small power tube, medium power tube and hi...[Details]
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From the application field, LED lighting covers different categories such as residential lighting, industrial lighting, street lighting, and restaurant, retail and service lighting. From the power le...[Details]
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