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Recently, Sun Haiyang, the prototype of the movie "Dear", found his long-lost biological son Sun Zhuo in Liaocheng, Shandong. For a time, the topic of child trafficking and loss prevention has once a...[Details]
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my country's urban lighting has developed rapidly along with the acceleration of my country's urbanization process. However, the energy demand and consumption in urban lighting development are als...[Details]
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Traditional engines are equipped with valve timing mechanisms, which open and close the intake and exhaust valves regularly according to the engine's action sequence and working cycle. The amount o...[Details]
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As we all know, 5G and AI technologies make the interconnection of all things possible. At the 2nd Global IC Entrepreneurs Conference held in Shanghai recently, Chu Qing, CEO of Unisoc, pointed out t...[Details]
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cmp: (compare) instruction compares the size of two operands Format: cmp oprd1,oprd2 Compare the oprd1 and oprd2 operands, and then use the mnemonics to make the desired judgment. teq: (test equa...[Details]
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Classic FET input Class A preamplifier
This circuit is a classic circuit supplemented by the circuit designed by Huang Xiaofeng in the "Battery Powered High-Level Pure Class A Discrete Preamplif...[Details]
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Infrared thermometer cable heating environment temperature is high
With the increase of power load, cable heating causes high ambient temperature in tunnels. Each cable operation specialist has...[Details]
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1. The steps of making MP3 by single chip microcomputer are very detailed. PLAY key plays music. FUNC is used to switch between music selection, volume control and sound effect control. PREVIOUS, whe...[Details]
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Apple employees working at the Apple Store at New York City's Grand Central Terminal are working to form a union, and they have made their first demand: they are demanding at least $30 (about 1...[Details]
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On June 28, 2022, Copenhagen time
, JAI announced the expansion of the Go-X series of small machine vision cameras, adding 24 new global shutter models equipped with Sony's latest Pregius S C...[Details]
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OCXO oscillator schematic diagram
Each OCXO consists of three main parts, namely,
the quartz crystal
, the holding circuit and the temperature regulator, which can cause ins...[Details]
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At Xiaomi's 10th anniversary event today (11), in addition to the Xiaomi Mi 10 and Redmi K30 Ultra, the Xiaomi Transparent TV was also officially released. It is also the world's first mass-produced ...[Details]
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1. GND (Ground) on the circuit diagram and circuit board represents the ground line or zero line. GND means the common terminal, or the ground, but this ground is not the real ground. It is a groun...[Details]
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Experimental results
Lingshun Lab (lingshunlab.com) demonstrates how to use KD2204M/SMB2204M drivers to drive stepper motors.
Component Description
Features:
High performa...[Details]
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On October 31, the "Starry Sky" Innovation and Entrepreneurship Competition of Changsha Economic and Technological Development Zone, Hunan Province was successfully held at the Changsha Economic an...[Details]
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