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I. Definition
1. Pull-up means clamping the uncertain signal at a high level through a resistor! "The resistor also acts as a current limiter"! The same applies to pull-down!
2. Pull-up is to inj...[Details]
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The function for setting the module interrupt priority in the Systick module initialization configuration function (Systick_config) is: NVIC_SetPriority((SysTick_IRQn, (1 __NVIC_PRIO_BITS) - 1); ...[Details]
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Introduction This article introduces how to use key interrupts in the STM8L series and how to use the falling edge of interrupts on PB2 to enter interrupts. experiment platform Compiler softwar...[Details]
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PD fast charging + I2S input with built-in DSP digital amplifier IC combination boosts the performance upgrade of Bluetooth speakers powered by two series lithium batteries
introdu...[Details]
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Two methods, assuming that the functions to be run in RAM are all placed in the download.c file
The first method: (using the default sct scatter file)
Put the function to be run in RAM in a f...[Details]
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(1) Bit addressing area In 80C51, some RAM and some SFR have bit addressing function, that is, each bit of these RAM has its own address, which can be directly operated by this address. The 16 by...[Details]
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As we all know, Spider-Man has sharp spider-like senses, which help the superhero sense danger in advance and react quickly. Now, drones and self-driving cars can have superhero sentience, witho...[Details]
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From November 11th to 12th, Siemens Digital Industrial Software's "2020 Greater China Realize LIVE User Conference" was held online for the first time. As an annual event in the field of industrial s...[Details]
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How does a humidifier work?
1. Ultrasonic humidifier
At present, household humidifiers on the market generally use ultrasonic wave to atomize water, and blow the atomized water vapor out ...[Details]
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0Introduction
In order to adapt to the development of coal industry towards mechanization and automation
,
ensure the production safety of mines
, and
...[Details]
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The effective service life of combustible gas is measured based on the sensor of its probe. Generally, we can test the measurement accuracy and accuracy of combustible gas with a lighter. The measure...[Details]
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As the United States strives to maintain its leading position in key technologies and prevent China from catching up, a survey by the Wall Street Journal (WSJ) shows that over the past four years, we...[Details]
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Abstract: The principle of cross-induction loop speed measurement and positioning; in order to make up for the problem of insufficient anti-interference of the vehicle-mounted coil composed of a...[Details]
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Can signals with frequencies reaching several gigahertz be captured and detected with high fidelity? If you are testing multi-gigahertz signals, choosing the right test probes and making sure your pr...[Details]
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First look at the address line of 2440: mini2440 schematic.pdf
The 2440 chip provides 27 address lines = 128M.
The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]
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