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Use the multimeter R×10KΩ to test the piezoelectric ceramics, and the needle indicates "∞", that is, the pointer does not swing. However, this cannot be used to determine the quality of the piezoelec...[Details]
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AC Motor Test Power Supply Solution
Abstract:
AC motors are widely used in many fields. During use, the motors are soft-started until they work at full power. PSA programmable ...[Details]
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LED lamp beads are already a very familiar productin the LED industry, but many people don’t know much about the price of LED lamp beads. What is the reason for the huge difference in the price o...[Details]
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1. Structure of stepper motor
The stepper motor is roughly divided into two parts: the stator and the rotor. The rotor consists of three parts: rotor 1, rotor 2, and permanent magnets. The rot...[Details]
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"Stay calm and you will be invincible." We are Tektronix, born for engineers and for solving problems. Beijing, China, December 20, 2019 – At the end of the year, on the afternoon of Dec...[Details]
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The keyboard must be with a common terminal class - and for each key a separate connection. A 12-key keyboard - 13. A matrix type with 7 or 8 terminals will not work. On the support page you will...[Details]
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Generally speaking, programmable interface chips have memory and address lines. Programmable means that the CPU uses instructions to write certain data into a certain memory of the interface chip. ...[Details]
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There are 7 ARM processor working modes: USR mode Normal user mode, normal program execution mode FIQ mode (Fast Interrupt Request) handles fast interrupts, supports high-speed data transmission or ...[Details]
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On January 15, the groundbreaking ceremony for the Youweixin UV LED Industrial Base project was held in Gedian Development Zone, Ezhou, Hubei. According to the information from the national Gedian ...[Details]
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The flowchart of keyboard display module debugging is shown in the figure below: #include reg51.h #include absa CC .h #define com XBYTE ；8279 command entry address #define dat XBYTE ；8279 dat...[Details]
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Shanghai, China, September 7, 2021 - ViewSonic announced the launch of a new ELITE series 4K HD monitor, the XG320U. As another new masterpiece of ViewSonic's high-end gaming monitor, the XG320U has ...[Details]
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Recently, the Ministry of Science and Technology released the "Top Ten Advances in Chinese Science in 2020", in which the research and development of transparent ferroelectric single crystals with ul...[Details]
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Although everyone has been diving into the field of smart speakers in the past two years, this "smart" product that has entered every household sometimes "speaks inappropriately". In order to protect...[Details]
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How to use a multimeter to test the quality of the grounding wire at home? I personally think that a multimeter cannot measure the quality of the grounding wire. A multimeter can only measure whether...[Details]
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The rapid development of microelectronics and software technology is profoundly changing the design of in-vehicle entertainment control and safety systems, redefining the driving experience.
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