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STM32 GPIO output leakage open, external pull-up, can output, can also read input level
This is the internal structure diagram of STM32 GPIO.
It can be seen that when the GPIO output part is se...[Details]
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The moisture content of grain is an indicator of grain quality and a basic item for grain testing. Normal grain contains an appropriate amount of moisture, and the moisture content is usually maintai...[Details]
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This is a 20W Hi-Fi amplifier circuit based on single amplifier IC TDA2040. A single TDA2040 can provide 20W power output. A bridge amplifier consisting of dual TDA2040 can provide 30W power output...[Details]
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Keysight Technologies and McGill University Demonstrate Record-Breaking 1.6 Tbps O-Band Coherent Transmission Over 10 km
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Groundbreaking demonstration supports the use of ...[Details]
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According to Korean media reports, the organic vapor deposition equipment originally planned to be put into storage in February next year has been put into storage on the 12th of last month. This equ...[Details]
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O Introduction
There are many data acquisition cards on the market, but their applications have certain limitations and cannot fully meet the needs of users. The data acquisition card intr...[Details]
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Last month, the quadrennial Winter Olympics came to an end. The competition lasted for more than ten days, and was full of the passion of Olympic competition and the fun of ice and snow sports. The u...[Details]
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A
magnetometer is used to study the magnetic field produced by a current-carrying conductor.
At least 6m24# copper coins (0.5588mm in diameter); a DC power supply with an elect...[Details]
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Aiming at the shortcomings of the non-fixed switching frequency and slow dynamic response of the current closed-loop control in the three-phase LCL photovoltaic grid-connected inverter system, this...[Details]
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Nexperia, a wholly-owned subsidiary of Wingtech Technology, announced that it has completed the signing of a transaction agreement to acquire Newport Wafer Fab in the UK. Against the backdrop of the ...[Details]
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The frequency converter is an electrical device used to control the speed of an AC motor. It achieves speed control of the motor by changing the frequency and amplitude of the input power. In pract...[Details]
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Over the years, several innovative power factor correction (PFC) technologies have been introduced. One of the first was active power factor correction using a boost topology. Active power factor c...[Details]
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The commonly used methods are as follows: 1. Find a thin copper wire and touch the positive and negative poles of the battery. If sparks appear, it means the battery has power. If no sparks appear, i...[Details]
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The Dock is one of the features of the macOS system. It is a convenient place to access commonly used apps and functions (such as the Launchpad and Trash). However, for some models with smaller scree...[Details]
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Collaborative robots
are
robots
that can physically interact with humans in a shared working environment
. They are designed to be flexible, safe and easy to use. They can improve prod...[Details]