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"Charge for 5 minutes, talk for N hours." In recent years, this slogan has become a golden signboard for a certain brand. If you go to a mobile phone sales counter, the enthusiastic shopping guide ...[Details]
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Mobile power supplies are also known as power banks and free chargers. In 2004, a few manufacturers in Shenzhen produced them, mainly for export to Europe, the United States, and Japan. They have b...[Details]
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Recently, the Ministry of Science and Technology issued a notice approving the establishment of six national research centers, including Beijing Molecular Science, Wuhan Optoelectronics, Beijing Co...[Details]
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Constant current source circuit composed of 78XX
The figure shows a constant current source circuit composed of 78XX. The output voltage V of the voltage regulator is added to the resistor...[Details]
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Highly integrated chips provide high-speed, reliable, high-performance wireless network connections, enabling broadband routers, mesh systems, enterprise-class wireless access points, retail router...[Details]
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DC system maintenance regulations
The following inspections should be conducted on
the battery
:
a) The temperature of the battery room should meet the regulations, the doors ...[Details]
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There is a high-gain inverting amplifier in the MCS-51 microcontroller. The input of the inverting amplifier is XTAL1 and the output is XTAL2. The oscillator circuit and the clock circuit formed by t...[Details]
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Cloud computing, smartphones, and LTE services have led to a significant increase in network traffic. To support this increased traffic, the speed of IT equipment, such as those used in data centers,...[Details]
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Taiwan's motherboard and graphics card makers including Asus, Gigabyte and MSI all expect a sharp drop in shipments in the second quarter due to falling demand for laptops and personal computers, acc...[Details]
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We know that STM8S003/103K only has uart1. If you set it according to the Chinese manual, uart1 will not be available: 1. There is an error or misleading description in the Chinese manual, as shown...[Details]
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The circuit is shown in the figure. Its core device IC1 is TOP221 , a three-terminal high-voltage switch integrated circuit, which integrates a voltage-type pulse width modulation oscillator, a ref...[Details]
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According to Reuters, two people familiar with the matter said that Italy is ready to contribute up to 40% of Intel's total investment to build a chip packaging and assembly plant in the country. T...[Details]
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Today, the reporter learned from Industrial Bank Changsha Branch that the bank has made energy finance one of its main tracks and vigorously supported the development of clean energy and new energy st...[Details]
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Recently, ARM Technology (China) Co., Ltd. (hereinafter referred to as "ARM Technology") and Zhuhai Allwinner Technology Co., Ltd. (hereinafter referred to as "Allwinner Technology"), a...[Details]
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With the development of artificial intelligence technology and the popularization of advanced assisted driving systems, the prototype of self-driving cars has begun to emerge. The realization of self...[Details]
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