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System: linux mint xfce 64bit Software: 1. SW4STM32 2. STM32CubeMX 3. Development board: STM32F407VET6 core Binary semaphore functions: (1) Inter-task synchronization (2) Interrupt and inter-ta...[Details]
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Nand Flash control IC manufacturer Phison announced its operating results for September 2019 on the 7th, with consolidated revenue of NT$4.058 billion (same unit below), a monthly decrease of 4.06% a...[Details]
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On October 29, Strategy Analytics data showed that in Q3 2021, global smartphone shipments fell 10.8% year-on-year to 327.3 million units, ending the recovery phase the industry had experienced in th...[Details]
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introduce Compared with ordinary light sources, LED lamps are becoming the preferred solution for reducing energy consumption in indoor and outdoor lighting due to their high efficiency, environmenta...[Details]
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SynQor® Releases Military-Grade DC Output Power Conditioner (MPC-1250) Compliant with MIL-STD-1275 • Direct connection to 28V power systems specified by MIL-STD-1275 • 28 Vdc isolated output 12...[Details]
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1. Commonly used detection methods
Integrated Circuit
Commonly used detection methods include online measurement method, off-line measurement method and substitution method.
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As public school students around the world, their parents, and teachers struggle with the COVID-19 pandemic, statistics provided by the Los Angeles Unified School District (LAUSD) in California are s...[Details]
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Radar level meter, also known as microwave level meter, is suitable for level measurement of liquid, slurry, granular materials, etc. Radar level meter is popular among users because of its advanta...[Details]
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Small products are often powered by batteries, which requires charging. Here is a record of the charging and power supply scheme for a 1S battery at 3.7V. First paste the schematic diagram: ...[Details]
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I recently developed a product using 430. When debugging the software, I found that I could not observe the value of local variables in the Watch window. It always displays. The following is a simple...[Details]
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The discussion about the Apple A4 began when Apple's chief operating officer, Steve Jobs, announced the iPad on January 27. Jobs showed one poorly made slide after another, reviewing Apple's growth...[Details]
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In the last issue, we talked about the thermal efficiency of the engine. However, when it comes to thermal efficiency, we have to talk about the thermal cycle. There are three thermal cycles on the...[Details]
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So what exactly is a pulse? Literally, it is the shock wave generated by the beating of the pulse. The definition of a pulse is actually this:
the wave of voltage (V) or current (A) is like th...[Details]
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In the automotive field, the use of new generation storage devices such as lithium-ion rechargeable batteries and double-layer capacitors for deceleration energy regeneration is increasing. By usin...[Details]
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First, improper use by users
When the user of the gas alarm uses the gas detector , the air conditioner and heating equipment are installed close to the combustible gas detector. When the air con...[Details]