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● Strong main grid promotes development: 500 kV ring network structure has been completed; the total transformation capacity of the power grid is 91.25 million kVA, and there are 136 500 kV lines.
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Multi-terminal signal bells can be used in hospital wards. A button is installed next to each bed. When the patient calls for a nurse, just press the button, and the nurse in the duty room will hear ...[Details]
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There are a variety of regulations for designing downhole oil and gas drilling tools to meet the many demanding requirements of this harsh working environment. In addition to mechanical design inte...[Details]
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On October 28, BOE released its third-quarter report stating that from July to September 2021, the company achieved operating income of 55.993 billion yuan, a year-on-year increase of 46.77%, and net...[Details]
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I only have the mini2440 board on hand, and the porting is also for it, which feels a bit old, ^.^!, I originally wanted to choose the latest uboot version, such as 2011.03, but the initialization ...[Details]
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The COVID-19 outbreak from late 2019 to early 2020 severely impacted the normal development of my country's social economy. Under the scientific leadership of the CPC Central Committee and the Stat...[Details]
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According to the latest report from market research firm Counterpoint Research on Wednesday (30th), Apple’s iPhone 12 series global sales exceeded 100 million units in April, reaching this milestone ...[Details]
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At the packaging site of granular products such as tea, medicine, monosodium glutamate, and sugar, accurate and easy-to-operate weighing devices and fast and reliable feeding mechanisms are needed....[Details]
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The current sampling circuit uses the true effective value conversion chip AD736. The current and voltage signals output by the main circuit are sent to the single-chip microcomputer U20 after A/D co...[Details]
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Many people confuse the two, so let me briefly explain them here.
The relationship between startup code and Bootloader is somewhat similar to that between class and structure, that is to say, struc...[Details]
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Passive intermodulation testers are now being used more and more widely. However, people are not very familiar with how to choose a passive intermodulation tester and what key technical indicators it ...[Details]
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Relays
are often used as electronic control
switches
. Unlike
transistors
,
the switch contacts are electrically isolated from the control input. On the other hand, the power c...[Details]
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0 Preface
In the field of time domain testing, digital storage oscilloscopes are increasingly used. Among them, the oscilloscope's ability to capture occasional and transient events has become an...[Details]
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Silicon Labs Optimizes LifeSmart’s New Smart Home Panel to Easily Enable Whole-Home Control and Connectivity Silicon Labs’ Sub-GHz and Zigbee wireless solutions enable up to 500 Sub-G nodes to conn...[Details]
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Detecting far-field objects (such as vehicles 100 meters away) is fundamental to the safe operation of autonomous driving systems on highways.
In such high-speed environments, every second cou...[Details]
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