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ATmega8 has an on-chip BOD (Brown-out Detection) circuit that detects changes in VCC during operation by comparing it with a fixed trigger level. This trigger level is set by the fuse bit BODLEVEL, 2...[Details]
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Use Keil and Proteus to light up the LED light. (Without a development board, you can only rely on simulation software. After you have a single-chip microcomputer board, you can do a physical demonst...[Details]
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BUCK circuit topology
T is a fully controlled element (GTR, GTO, MOSFET, IGBT). When T is turned on,
D is a freewheeling diode.
L and C form an LPF.
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Automatically collect problems, automatically screen problems... On May 7, the reporter learned from State Grid Jiangxi Electric Power Co., Ltd. that the company automatically associates distributi...[Details]
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Samsung is about to release the Galaxy S21 series, offering two options: Snapdragon version and Exynos version. The Chinese and US versions are Snapdragon versions, while the European market...[Details]
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The PN junction inside the LED is inevitably affected by electrostatic induction and generates induced charge when it is used in the manufacturing, assembly screening, testing, packaging, storage...[Details]
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On April 9, the Ulanqab source-grid-load-storage grid-side energy storage power station was successfully connected to the grid, all parameters were normal, and the primary and secondary equipment w...[Details]
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When the resistor is soldered on the circuit board, the reading is obviously inaccurate when the multimeter is used to directly measure its resistance value, because the parallel effect of the resist...[Details]
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Exploring efficient power conversion in the Industrial Internet of Things May 31, 2022 – Mouser Electronics and ROHM Semiconductor have teamed up to release a new e-book that highlights efficient c...[Details]
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In 2020, the automotive industry continued to struggle on the road to recovery. On the one hand, automakers reduced costs by laying off employees and cutting salaries, and on the other hand, they fol...[Details]
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In fact, it is not difficult to find that the design of weak current wiring is very important and must be taken seriously. This is the first step to realize a digital home. Think about it, if you w...[Details]
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Corrosive liquids such as sulfuric acid, hydrochloric acid, and nitric acid are common in chemical companies. When measuring the liquid level, a non-direct contact level meter is used, and the ultras...[Details]
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After a few days of learning AVR microcontrollers, I used ATMEGA16, LCD screen LC1602, temperature acquisition module DS18B20, clock module DS1302, 5V boost IC, three buttons, and some electronic com...[Details]
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1-6. Forward transformer switching power supply
The transient control characteristics and output voltage load characteristics of the forward transformer switching power supply are relative...[Details]
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Soft starters and frequency converters are two different electrical devices, and they have some obvious differences in appearance.
Size and shape
There are obvious differences b...[Details]
Analog electronics
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