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For a newly designed circuit board, debugging often encounters some difficulties, especially when the board is large and has many components, it is often difficult to start. But if you master a set o...[Details]
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1. Control host (centralized controller): SmarthomeControlCenter
The smart home control host, also known as the smart home centralized controller, refers to the packaged controller hardware an...[Details]
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BL NEXT ; Jump to subroutine .........; Execute at NEXT NEXT .......... MOV PC,LR ;Return from subroutine Here BL means jump, LR (R14) saves the return address, PC (R15) is the current addre...[Details]
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1. Background
The user reported that the remote control would not work after about 10 minutes of powering on. During the on-site inspection, the remote control could work normally when the use...[Details]
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Introduction
Display technology is developing towards large screen, high definition, high brightness and high resolution. Generally speaking, the display with a diagonal size of more than 1 m...[Details]
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Issues Design of RC Measurement Circuit for Circuit Component Parameters Design requirements: The working principle of the measuring instrument is: using an oscillation circuit to convert the measu...[Details]
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Asus announced today that Tencent ROG Gaming Phone 5 will be officially released on March 10. The official said, "Instead of staying the same and getting lost in the crowd, it is better to make...[Details]
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1 Introduction At present, urban traffic control in China mainly relies on road traffic signal control machines (hereinafter referred to as signal machines). Domestic signal machines are mainly di...[Details]
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When learning the microcontroller serial port program, we often write a serial port self-transmitting and self-receiving program to test the hardware and the program we wrote; It is very simple to t...[Details]
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Earlier this year, we saw speculative renders of the Oppo Reno7 series, which showed a new design for the camera bump. Now leaker Digital Chat Station has refined the expected design, showing a phone...[Details]
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Overview The essence of a pipeline is to use __get_free_page to apply for a space in the kernel space and initialize it as a circular buffer. When writing, fill this buffer. When it is full, block or...[Details]
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Redmi Mobile officially announced the new Redmi K30 Pro recently. At the same time, a blogger also revealed the price information of Redmi K30 Pro today. Judging from the screenshots, t...[Details]
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Since General Motors acquired the autonomous driving company Cruise in 2016, it has been repeatedly considered a wise investment decision in recent years. As of May this year, Cruise has received a t...[Details]
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Smart home is the specific application of IoT in the home environment, so smart home also has similar characteristics to IoT applications. From a technical point of view, there are three characteri...[Details]
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E-books are undoubtedly the hottest application in the current portable electronics market. So what are the biggest competitive advantages and selling points of e-books? What should be paid attention...[Details]