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According to the latest statistics from TrendForce's TrendForce Industrial Research Institute, the revenue and rankings of the world's top ten IC design companies in the first quarter of 2020 are rel...[Details]
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In recent years, with the rapid development of new energy vehicles, energy saving, environmental protection, safety and lightweight will become the main development direction of new energy vehicles...[Details]
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Hierarchical concept: The principle of driver upward registration: For example: input subroutine one input.c as a layer, the lower layer is Dev.c and Dir.c, write Dev.c and Dir.c respectively to regi...[Details]
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The data center uses the channel between the transmitting system and the receiving system to accurately and effectively transmit valuable information. If the channel performs poorly, it can cause sig...[Details]
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1. Introduction In recent years, with the gradual establishment of UHV power grid in my country, Gas Insulated Switchgear (GIS) with SF6 gas as insulating medium has been widely used due to its compa...[Details]
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Excerpt from "Hello, Amplifier" The literal meaning of holdoff is to release inhibition. The so-called holdoff time T means that after the oscilloscope completes a trigger s...[Details]
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Xi'an: 13,000 5G base stations will be built this year, and the scale of 5G industry will exceed 30 billion yuan by the end of 2022 On April 23, the "Implementation Opinions on Accelerating 5G System...[Details]
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1 Overview
At present, people have gradually realized that the relationship between the electromagnetic compatibility of electronic products and life is becoming more and more close. Whether color...[Details]
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Yesterday, Fortune released the latest list of the world's top 500 companies simultaneously around the world. Data shows that Walmart has become the world's largest company for the sixth consecutiv...[Details]
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This simple circuit will sound an alarm when the AC power is lost (or the voltage drops below 50V).
The AC power is half-wave rectified by diode D1 and connected in series with resistors R1, R...[Details]
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After the implementation of the policy of reducing subsidies for new energy vehicles, voices have been heard from time to time that the power battery market will be reshuffled. In recent years, some ...[Details]
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Abstract: This paper introduces the working principle of the large-capacity lithium battery pack management system with ISL9208 as the core, and gives the method of using ISL9208 to detect the volt...[Details]
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Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the per...[Details]
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1.1 Basic Block Diagram
Based on the
existing
LED display
sending card, a LED display sending card without external storage is designed here, as shown in Figure 1
Figure 1 Schemati...[Details]
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Today, Bluetooth wireless technology is ubiquitous and is widely used in a variety of devices, with market segments covering cellular, PC, home entertainment, smart home, wearable devices, healthca...[Details]
PCB Design
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