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The challenges of wireless design and testing are that limited bandwidth has spawned complex modulation and coding technologies, which require higher quality
RF
signals and signal fidelity....[Details]
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Definition of bootloader:
It is equivalent to the BIOS of a PC. It is a small program that runs before the operating system starts the kernel. Through this small program, we can initialize the hardwa...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]
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The operating temperature of the 48V system battery is generally between -40°C and 75°C. Ordinary engine coolant cannot meet its cooling requirements. Usually, the 48V system adopts a separate air ...[Details]
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Recently, digital blogger @数码闲聊站 broke the news that Xiaomi's folding screen project has made new progress and is tentatively scheduled to be launched next year. The current engineering machine is te...[Details]
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On March 24, 360 released the "2019 Intelligent Connected Vehicle Information Security Annual Report" (hereinafter referred to as the "Report"), which is the fifth consecutive year that 360 has relea...[Details]
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Affected by the COVID-19 epidemic, the upstream supply chain of mobile phone cameras experienced a brief shutdown in February, and normal production was maintained only by overtime workers during the...[Details]
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TDA2030 single power supply connection circuit diagram
TDA2030 is a Hi-Fi amplifier integrated circuit used in many computer active speakers. It is simple to connect and affordable. The...[Details]
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Compared with ordinary double-winding transformers, autotransformers have the following advantages:
1) Less material consumption and low cost. Because the amount of silicon steel sheets and co...[Details]
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In the process of designing LED lamps, when the system architect is an electronic power expert, or the power supply design is contracted to an engineering company, some common habits in standard po...[Details]
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1. Control signals for accessing program memory When the AT89S51 microcontroller accesses the external program memory, the following three control signals are used. (1) ALE - used for low...[Details]
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1. Introduction
Radio frequency remote control will gradually replace traditional infrared remote control due to its advantages of long distance, barrier-free, low power consumption, and support ...[Details]
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The Asia International Logistics Technology and Application System Exhibition (CeMATASIA2019) will be held at the Shanghai New International Expo Center from October 23 to 26. It will surely be a gra...[Details]
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In recent years, China's photovoltaic industry has developed rapidly,
with photovoltaic installed capacity exceeding
43GW
in 2018.
As a highly intelligent unit of the photovol...[Details]
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Because all embedded systems use interrupts, how does my S3C44B0 interrupt process? Then I need to understand the whole process. To understand it in depth, the best way is to write a program and th...[Details]