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For the selection of control IC, the recommended converter for high voltage input is NCP1282. For low cost, UC3843+UC3714 can be selected. Of course, UCC2893 (UCC2894) or others can also be selecte...[Details]
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Samsung, which has lost its mobile phone business in China, wants to make a comeback with its panel business? South Korean media reported that Samsung Display, a South Korean giant, may supply foldab...[Details]
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Kernel version: 2.6.14
When analyzing the kernel today, I saw typeof again. I only knew that it probably returned the type of a variable. Later, I checked online and found that this keyword is used a...[Details]
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Satellite communications (satcom) is a well-established means of transmitting voice, video and data, and is used extensively in all major orbits, including geosynchronous equatorial orbit (GEO), ...[Details]
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Today, the administrator released an announcement in the Xiaomi community that Redmi 6 and Redmi 6A will be upgraded to the MIUI 12 stable version. In the announcement, Xiaomi stated that aft...[Details]
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On November 4, Xinke Mobile recently issued an announcement stating that its wholly-owned subsidiary Datang Mobile filed a lawsuit with the Haidian District People's Court of Beijing due to a contr...[Details]
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The process of converting AC power into DC power is called rectification, the circuit that completes the rectification function is called a rectification circuit, and the device that implements the...[Details]
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According to regulations, the cranking speed of the megger must reach 120r/min when measuring insulation resistance. It relies on the output voltage of the internal DC generator, and then calculate...[Details]
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According to foreign media reports, industry tracking agency Omdia released its latest report on Tuesday showing that thanks to strong sales of memory chips, Samsung Electronics replaced Intel in the...[Details]
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The attached figure is a DC series voltage regulator circuit with an output voltage of +40V to +80V. Since the output voltage can be adjusted to +80V at most, and the power supply voltage of the in...[Details]
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According to OFILM's latest third-quarter financial report, the company's performance decline narrowed to 38% in the second quarter, but widened again in the third quarter, with a net profit of 160 m...[Details]
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I was recently working on a 51 car, and during the process I discovered that there was a small accident with sprintf on the 51 microcontroller.
The unexpected source program is as follows:
#include...[Details]
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On August 1, Schneider announced the launch of
Lexium Cobot, which integrates a new generation of automation and advanced technology
. It collaborates with humans and uses dynamic torque an...[Details]
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I. Basic concepts of temperature measurement
1. Definition of temperature:
Temperature is a physical quantity that characterizes the degree of hotness or coldness of an object. Temperature can only ...[Details]
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High resistance generally refers to resistance above 106 Ω, and some people call resistance of 108~1017Ω ultra-high resistance. Due to the high resistance value, general resistance measuring instrumen...[Details]