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The Honor 30 series includes Honor 30, Honor 30 Pro and Honor 30 Pro+. As the flagship of the "super large cup", Honor 30 Pro+ has won praise from users, while the Honor 30 standard version as...[Details]
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This paper mainly introduces the design of a wireless voting base station based on Zigbee technology, with ARM7 chip AT91SAM7X256 as the core and μC/OS-II as the operating system. The base statio...[Details]
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Overview
In the environmental assessment of nuclear pollution, the most commonly used instrument is the X-ray and gamma radiation air absorption dose rate meter. In this type of instrument, th...[Details]
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I hope that engineers who read these stories will not slap their heads and remember that they have done these shocking things. I have been in the test and measurement industry for more than ten years ...[Details]
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During the IEEE VLSI Symposium last month, Intel claimed that it was ready to shrink the semiconductor process node. With the use of EUV extreme ultraviolet lithography, Intel 4 (7nm) process has ena...[Details]
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Let's take a look at the description of the microcontroller: 8051-based microcontroller with 6-clock High-Speed Core, 20 Mhz at 6 clks/cycle, 33 Mhz at 12 clks/cycle, Dual I2C, SPI, PCA, 10 Interru...[Details]
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How to distinguish genuine and fake OLED color screens
As the end of the year approaches, major IT manufacturers are preparing for a new round of battlefield battles. In the MP3 ma...[Details]
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Abstract: A novel current critical conduction (DCMboundary) power factor correction (PFC) chip is introduced. Its main feature is to improve the power factor at high voltage input and reduce the total...[Details]
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Program function: The first three digits of the digital tube display a stopwatch, which runs from 000 to 999 at a speed of 1% per second. When an independent key is pressed, the stopwatch stops, and ...[Details]
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Hongli Zhihui recently issued an announcement stating that one of its subsidiary companies, Guangzhou Laidiya Lighting Co., Ltd., was recently granted a patent for an invention and obtained the relev...[Details]
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Aiming at the printed circuit board AOI system, the visual system hardware circuit and software program were designed to complete the acquisition of PCB board images. The designed system was succes...[Details]
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If the SMPS
switching
frequency is designed to be non-fixed and to change around a certain frequency, its
EMC
electromagnetic wave will spread out and will not produce large pea...[Details]
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The modules used are: DC motor, servo, buzzer, infrared, temperature sensor, lcd1602, The frequency of this servo is 50HZ, and one cycle is 20ms. The angle is controlled by the proportion of high a...[Details]
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Migration environment 1. Host environment: CentOS 5.5 under VMare, 1G memory. 2. Integrated development environment: Eclipse IDE 3. Compilation environment: arm-linux-gcc v4.4.3, arm-none-eabi-gcc v4...[Details]
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Shenzhen, China, October 29, 2024 - Today,
OPPO, a world-leading smart device company, announced that it has signed a global patent license agreement with InterDigital, covering InterDigital's ...[Details]