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Sanan Optoelectronics recently disclosed its annual report. The company achieved total operating revenue of 8.36 billion yuan in 2018, a year-on-year decrease of 0.3%; and achieved net profit attribu...[Details]
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When doing DIY, many electronics enthusiasts often need a DC regulated power supply that can output large current and excellent performance , and hope that this DC regulated power supply can also con...[Details]
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Stimulated by the explosive sales of Apple AirPods, TWS true wireless Bluetooth headsets have become the biggest consumer electronics hotspot in 2019. It is expected that the shipment of Apple AirPod...[Details]
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/********************************************** Functional description: Use TMR0 interrupt to scan digital tube and generate second clock signal. Microcontroller: PIC16F72, PIC16F877, PIC16F873, et...[Details]
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As of the close of June 4, the Shanghai Composite Index was at 2919.25 points, down 0.14%, with a turnover of 254.3 billion yuan (the turnover on the previous trading day was 300.4 billion yuan); the...[Details]
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“The focus has been on innovation, not safety” When Robin Geoulla bought a Tesla Model S in 2017 , he had some concerns. He was skeptical about the car's self-driving technology. "It's a littl...[Details]
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According to the National Energy Administration, by the end of 2023, the cumulative installed capacity of new energy storage in Inner Mongolia Autonomous Region will reach 3.54 million kilowatts/7.1 m...[Details]
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Monitor technology fixed refresh rate and gsync which to choose
Choosing a fixed refresh rate or G-Sync depends on your specific requirements for the gaming experience and device needs.
F...[Details]
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introduction At present, small and medium-sized LED display systems on the market generally use traditional single-chip microcomputers as the main control chip. For large-screen LED display screens...[Details]
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At present, Hainan Power Grid Company's 220 kV Pinghe and other 8 smart substation projects have been fully started, the first phase of the Boao Lecheng Smart Grid Comprehensive Demonstration Proje...[Details]
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This article talks about the function, structure diagram, simple principle and triggering method of the oscilloscope. The next article will talk about the basic use of the oscilloscope and the diag...[Details]
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When slight pressure is applied to a fiber to make it into a V-shape, a battery-powered, handheld "fiber finder" measures the light escaping from it. A pair of photocells compares analog levels on eit...[Details]
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1. Basic steps in designing electronic circuits: 1. Clarify the design task requirements: Fully understand the specific requirements of the design task such as performance indicators, content a...[Details]
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Japanese manufacturers conducted a survey on consumers, and most of them believed that 50mm thick LCD TVs were not attractive, while 30mm products were favored by consumers. In order to produce att...[Details]
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Since Uboot2011.06 has good support for S3C6410, we use Uboot2011.06.
1. Porting environment
Host: VMWare-ubuntu
Development board: ok6410—512M nandflash, Kernel: 2.6.30.4
u-boot: u...[Details]