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Advanced sensorless algorithms based on back electromotive force (BEMF) estimation require a minimum BEMF to accurately estimate the position of the rotor in order to drive the BLDC motor in 180-de...[Details]
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When wireless communication equipment is working at the highest power state, it will cause serious electromagnetic interference to surrounding electronic products. Among them, the interference caused ...[Details]
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Bimetallic thermometer is a device that when the bimetallic strip senses the temperature change, the pointer can indicate the temperature on a circular scale, and the data can be read directly, which...[Details]
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With the increasing popularity of environmental awareness, EFI (electronic fuel injection system) can meet higher standards of regulations, higher fuel efficiency, better performance, easier cold s...[Details]
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Chip name: AVR (Atmel) mega16A microcontroller chip; Development board: self-developed YF-A1 chip development board; (YF: is my abbreviation) In the 53rd test, the digital pulse signal outputte...[Details]
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Abstract: Based on AVR single chip microcomputer, a LED remote control lighting system is designed. The design method of infrared receiving module and LED driving module, as well as the software pr...[Details]
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In the third quarter of 2021, the domestic new energy vehicle market maintained the hot market in the first half of the year. According to the data from the China Association of Automobile Manufactur...[Details]
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Digital storage oscilloscopes (DSOs) are attractive because they can store waveforms, average signals, and support a variety of triggering and analysis options. However, not all digital storage oscil...[Details]
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Abstract: High-voltage and high-power motors have a relatively large impact on the load and the power grid when starting. Thyristor series high-voltage soft starters are widely used for their superior...[Details]
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Introduction ECOS (Embedded Configurable Operating System) is a portable embedded real-time operating system for 16-bit, 32-bit and 64-bit processors. As its source code is open, more and more...[Details]
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1 Introduction
All-optical network (AON) means that the signal in the network does not need electrical/optical and optical/electrical conversion, and always exists in the form of light during ...[Details]
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During operation, in order to determine the robot's spatial position and posture changes, it is necessary to establish appropriate tool and user coordinate systems. The tool coordinate system is us...[Details]
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The oscilloscope probe is the most basic and important instrument that every electronics engineer, professional, beginner or hobbyist wants to have in his workspace. Some extreme hobbyists still coll...[Details]
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This article will compare bipolar devices with CMOS devices to help users determine where each device is suitable. The article will use high-performance ultrasonic equipment as an example to e...[Details]
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01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]