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Wafer refers to the silicon wafer used to make silicon semiconductor integrated circuits. Its raw material is silicon. High-purity polycrystalline silicon is dissolved and mixed with silicon crystal ...[Details]
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The Supervisory Board announced that Frits van Hout will retire from ASML after completion of his current term, at the expiration of the 2021 General Meeting of Shareholders on April 29, 2021. Frit...[Details]
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Amid the trade friction between China and the United States, Huawei has recently become a manufacturer at the center of controversy. Although Huawei's founder said in an interview that Huawei has low...[Details]
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First, turn on the power of the digital multimeter, and then select the object to be measured, whether it is voltage, current, resistance or other quantity. The next step is the range. If you are not ...[Details]
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Solid-state battery developer Factorial Energy has announced that its new state-of-the-art factory in Massachusetts has begun operations. The new facility is a key milestone as Fact...[Details]
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0Introduction
Now the world is short of resources, and governments and all walks of life are increasingly demanding energy conservation and consumption reduction. The Chinese government is...[Details]
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Use the ds18b20 sensor on the development board to measure the current temperature, and use the digital tube to output the current temperature value. Achievement results: The test results show t...[Details]
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The standard 51 single-chip microcomputer has two timers, T0 and T1. The count value of the timer is stored in the register. TH0/TL0 is used for T0, and TH1/TL1 is used for T1. Timer Storage Regi...[Details]
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White LEDs are making their way into many markets where incandescent lamps were once dominant. Flash lamps are entering newer applications where the reliability, durability, and ability to control the...[Details]
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The quality of LED display unit board can be identified from the following aspects:
1. Check the appearance quality of the selected materials
① PCB board material and processing quality;
...[Details]
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introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to...[Details]
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We have been pursuing stability in op amps because of the problems caused by phase shift, or delay, in the feedback path. As we learned last week, capacitive load stability is a tricky issue. If th...[Details]
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China Energy Storage Network:
Facing the three major challenges of global energy resource shortage, environmental pollution and climate change, large-scale development and utilization of clea...[Details]
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The glove box is a laboratory equipment that fills the box with high-purity inert gas and circulates and filters out the active substances in it. It is also called a vacuum glove box, an inert gas pr...[Details]
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From the previous uboot code analysis, we know that the uboot startup has three steps: BL0, BL1, and BL2. Since BL0 is a fixed program provided by the manufacturer, it does not need to be considere...[Details]
stm32/stm8
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