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Before the rise of the photovoltaic industry, inverters or inverter technology were mainly used in industries such as rail transportation and power supply. After the rise of the photovoltaic indust...[Details]
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Rare earths are a collection of elements that are indispensable to modern technology industry, and are almost everywhere in the semiconductor field. Global production capacity is mainly distributed i...[Details]
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On November 8, Wingtech Technology's official WeChat account released a message saying that Wingtech Technology's Delta Technology Guangzhou Park has entered a critical stage of resuming work and pro...[Details]
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Oscilloscope current probes are widely used. The basic principle is that the current flowing through the wire will generate a magnetic field around it. The current probe converts the magnetic field i...[Details]
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Simple phase sequence indicator
As shown in the figure below. When in use, just connect the three wires X, Y, and Z to the three-phase circuit. The phase sequence of the three-phase A...[Details]
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ABB’s Power Grids business recently signed an agreement with State Grid Corporation of China to provide advanced HVDC converter transformers and high-voltage equipment for three ±800kV ultra-high v...[Details]
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Previously, I ported linux-2.6.24.4 and the root file system (created using busybox-1.10.1) to run on the GEC2410 platform. Please refer to the previous notes: Kernel configuration: http://blog.csd...[Details]
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Although there are many ported versions of ucosii on stm32 on the Internet, including the official ported version of micrium, there are not many introductions on how these versions are ported and ...[Details]
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Description of the program: Air conditioning ( HVAC ) and heating and ventilation systems regulate airflow in vehicles to provide a comfortable environment for the driver and passengers. These sy...[Details]
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When I used LCD12864, I used JLX12864G-086-pc, which is an LCD12864 screen with font library. I adopted the SPI serial port method and modified it according to the standard routines provided by the m...[Details]
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How to connect multimedia speakers
1. Insert the red-wired mini speaker plug into the right channel red audio output jack of the main speaker (normally it is red on the right and white on the ...[Details]
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The patented product Suretest AC circuit tester of IDEAL INDUSTRIES, INC. is a special test instrument designed for fast fault location of AC low-voltage power distribution network. It has the charac...[Details]
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Digital
Set-Top Box
(STB) connects to the TV and external sources, converting the signals into content that can be displayed on the TV screen. With the addition of a hard disk drive (HDD)...[Details]
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Driver-button-interrupt mode eint_drv.c /*******Driver code************/ #include linux/module.h #include linux/kernel.h #include linux/fs.h #include linux/init.h #include linux/delay.h ...[Details]
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ARM faces challenge from Intel's Atom processor
In 2012, the world's Internet-connected devices were mainly smart terminals, with shipments reaching 1.6 billion. Most of them were ARM-based smar...[Details]
Test/Measurement
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