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When
repairing
circuits
, it is often necessary to
remove
integrated circuits
from printed
circuit
boards
. Since
integrated circuits
have many and densely packed pins,...[Details]
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Figure 252 is the circuit diagram of the electronic rodent eliminator. The 220V mains voltage is boosted to about 300V by the autotransformer B, and then rectified by the diode to charge the capacito...[Details]
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In the past, when programming microcontrollers, the most annoying thing was that every time you downloaded a program, you had to cut off the power, click download, and then power on to download the p...[Details]
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According to foreign media reports, a ransomware organization called REvil has successfully entered the internal computers of Apple supplier Quanta Computer, successfully obtained the schematic diagr...[Details]
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The 2019 SID (International Display Week), the annual event of the global display industry, ended in San Jose, the United States. Asian companies from mainland China, Taiwan, South Korea, and Japan c...[Details]
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Western Digital plans to start mass production of 162-layer BiCS6 3D NAND, which could be used in PCIe 5-compliant SSDs by the end of this year. The company is also working on 200-layer NAND for da...[Details]
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Q: What is the effect of the conductivity of the measured liquid medium on the electromagnetic flowmeter?
A: The electromagnetic flowmeter uses a liquid with uniform conductivity. When the inner di...[Details]
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1. Forward voltage drops, dim light
A: One is that the electrode and the light-emitting material are in ohmic contact, but the contact resistance is large, which is mainly caused by low concen...[Details]
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In 2020, most of China's electric drive companies will withdraw from the competition in the new energy field. According to incomplete statistics, there were 380 registered new energy motor supplier...[Details]
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As an important part of the 2019 World Artificial Intelligence Conference, the World Artificial Intelligence Conference Security High-level Dialogue will be held at the Shanghai World Expo Center on ...[Details]
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In the actual project development process, it is common to encounter modifications to the hardware circuit, and then the modified part requires the modification of the driver. Thinking about the comi...[Details]
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After several years of development, the range of new energy vehicles has shown a qualitative leap, but in reality, in actual use, especially long-distance travel, the range will inevitably be reduc...[Details]
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Horizon Robotics has announced that it has launched a C round of financing with a total amount of more than US$700 million. It has completed a C1 round of financing of US$150 million, led by 5Y Capit...[Details]
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On August 9, Huawei released its first domestically produced operating system, HarmonyOS. The emergence of HarmonyOS is like a bomb in the operating system field dominated by Google Android and Mi...[Details]
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Porting (I) ------ Modify Makefile, generate compilation target --- S3C6410
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Usage Environment
PC: Centos5.4
ker...[Details]