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According to Nikkei News, the research company Fomalhaut estimated the (material) cost price of the iPhone 12 to be US$373 (approximately RMB 2,458) based on the disassembly of the iPhone 12. ...[Details]
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Trump signed a presidential memorandum, according to which, based on the conclusion of the US "301 investigation" on China, a package of tariffs will be imposed on Chinese products exported to the US...[Details]
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I. Overview The previous article talked about: three-channel successive conversion (single, single-channel software triggered), that is, the three channels need three software triggers to complete th...[Details]
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The integrated operational amplifier is a high-gain DC amplifier. It has two input terminals and one output terminal. After connecting to an external negative feedback circuit, it can perform invert...[Details]
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In the early morning of October 19th, Beijing time, Apple’s second new product launch conference of the fall arrived as scheduled. Apple fans were not disappointed. The new generation of MacBook P...[Details]
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Talking about design from a design perspective and talking about lighting from an architectural perspective may be the perspective chosen by many teachers. What if we were to go deeper? Is there...[Details]
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Let me first state the conclusion. Just add a pair of parentheses to the if statement. The specific debugging process is as follows: The compiler version I used is MPLAB X IDE v4.15, and the microc...[Details]
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First, let me introduce the principle. The following figure is the schematic diagram of the main control chip and the running light module. The running light module is connected to the P1 port of the...[Details]
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While an incandescent lamp behaves as a purely resistive load with self-stabilizing characteristics, an LED requires a current source. The luminous flux produced by an LED is approximately prop...[Details]
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I bought a Jlink for a few dozen yuan online. After using it for a while, the computer always fails to recognize it. The yellow light on the Jlink is off, and reinstalling the driver doesn't work. At...[Details]
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In September 2020, Nvidia announced that it would acquire ARM for $40 billion and said the acquisition would be completed within 18 months. However, due to the continued opposition from regulators an...[Details]
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Beijing time, October 19, according to foreign media reports, Tesla is constantly developing fully autonomous driving functions, and related functions are steadily improving, especially some interest...[Details]
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Acoustic Emission Study on Polarization Corrosion of LY12CZ Aluminum Alloy
The polarization corrosion behavior of LY12CZ aluminum alloy in 3.5% NaCl solution was studied using acoustic emission tec...[Details]
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Embedded Operating System (EOS) refers to an operating system used in embedded systems. Embedded systems are divided into four layers: hardware layer, driver layer, operating system layer and appli...[Details]
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On June 9, at the Avita Technology Conference at the 2023 Chongqing Auto Show, Huawei Managing Director, Terminal BG CEO, and Smart Car Solutions BU CEO Yu Chengdong said that China’s L3 autonomous d...[Details]