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Since the parts of the tube amplifier are large in size and the ground wire is directly connected to the metal bottom plate, the heat dissipation during welding is strong. Therefore, a 55W internal h...[Details]
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The document introduces that after modification, the graphics card driver of Xunwei iTOP-4412 development board can support 1080P resolution output of HDMI. Please note: This document is for the Eli...[Details]
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ARM microprocessors support load/store instructions for transferring data between registers and memory. Load instructions are used to transfer data from memory to registers, and store instructions pe...[Details]
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Starting from the memory space management method of Keil C51, this paper focuses on the reentry problem of real-time operating system in task scheduling, and analyzes some basic ways and methods to...[Details]
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Internal and external connection of ammeter in measuring resistance by volt-ampere method There are two basic circuits for measuring resistance using the volt-ampere method: the ammeter is connected...[Details]
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Starting from 2022, there have been signs of a decline in demand for semiconductors, but the capacity expansion momentum of foundries seems unstoppable, so some people worry that there may be overcap...[Details]
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The current probe uses the Hall effect and open-loop measurement principle to convert the measured current (AC, DC or irregular waveform current) into a measurement module of the output current or vo...[Details]
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The microcontroller source program is as follows: #include reg52.h //Include header file, generally no need to change, the header file contains the definition of special function registers #i...[Details]
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Apple has made a lot of moves. They suddenly launched the 2019 education discount, quietly updated the MacBook Air and MacBook Pro, and also lowered the price of upgrading hard drives in the Mac seri...[Details]
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1. Camera structure and working principle.
The scene is captured through the lens, and the generated optical image is projected onto the sensor. The optical image is then converted into ...[Details]
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Rohm has released a series of 16-bit microcontrollers for power supplies with mixed analog-digital control loops and provides evaluation boards with software.
“In recent years, mid-pow...[Details]
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On the afternoon of December 20, realme held an online press conference to warm up the realme GT2 Pro. It introduced the body material, photography, signal and other functions and announced thre...[Details]
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10 Design Methods for Siemens TIA Portal 1200/1500 PLC Single Button Start/Stop Control
The first one:
Second type:
The third type:
The fourth type:
...[Details]
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Function and installation of frequency converter
Variable-frequency Drive (VFD) is a power control device that uses frequency conversion technology and microelectronics technology to control A...[Details]
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In the previous basic knowledge, physical addresses were used to light up the LED lights. Now, after learning about MMU, we will use the knowledge of MMU to light up the LED lights with virtual add...[Details]
Power technology
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