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In the process of air-conditioning production, in order to ensure the quality of air-conditioning products, air-conditioning manufacturers must test the heating belt, heating, cooling and other links ...[Details]
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1. Problem Analysis
1. Start the serial port debugging assistant
question
The 485 to SSI device supports the 485 interface and MOUDBUS RTU protocol. Under normal circumstan...[Details]
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What is the difference between a human-machine interface and what people often call a "touch screen"? Strictly speaking, there is an essential difference between the two. Because a "touch screen" i...[Details]
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In order to enable the face recognition algorithm to run quickly, TI's DSP processor was selected, and a keyboard module and a PAL format output module were added. The PAL video signal can be colle...[Details]
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On January 2, State Grid Ningxia Electric Power Co., Ltd. revealed that in 2019, the company thoroughly implemented the strategic goal of "three types and two networks, world-class" of State Grid C...[Details]
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1. AREA
The AREA directive instructs the assembler to assemble a new code or data segment. A segment is an independent, named, invisible block of code or data that is handled by the linker.
Synta...[Details]
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When the nameplate is lost and the original asynchronous motor base number is unknown, a multimeter can be used to measure and judge. The method is as follows:
open the motor junction box, remove t...[Details]
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According to BusinessKorea, Chinese battery manufacturer CATL is working hard to expand its global market share and has started a "competition" with South Korea's LG Chem, SK Innovation and Samsung S...[Details]
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0 Introduction
Wireless communication is part of people's modern daily life. In offices, schools or homes, we are exposed to wireless communication devices such as laptops, printers, cameras,...[Details]
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Google released the latest Android Q operating system early this morning and announced the list of mobile phone manufacturers participating in the test. There are a total of 13 mobile phone brands in...[Details]
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According to foreign media reports, Vaisala and global automotive software company Renovo announced a partnership, with the former providing data for the latter's connected autonomous vehicle (CAV) p...[Details]
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With the development of control theory, power electronics and permanent magnet materials, permanent magnet propulsion motors are widely used in various variable speed drive occasions. This is mainl...[Details]
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Hong Li-ning, general manager of Wistron's server OEM Wiwynn, said that the trade war launched by US President Trump has caused US customers who originally intended to place server orders with Lenovo...[Details]
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This application note demonstrates how to use the DS1318 elapsed time counter to count days. The software example includes basic operation procedures and gives a schematic diagram of the application c...[Details]
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Insulation resistance testers are usually called megohmmeters or high resistance meters. They are widely used to measure the insulation resistance of generators, motors, wiring, electrical appliances...[Details]