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The startup code is different from the bootloader. It mainly refers to the assembly code before entering the C language. It is called the stage 1 of the bootloader on the Internet. The general content...[Details]
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Ultra-wide-angle cameras can accommodate a larger field of view when shooting. Therefore, after being introduced into smartphones, its role is obvious. However, problems such as image quality and ima...[Details]
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Although the over-current and over-voltage protection measures of the laser power supply are for the entire laser power supply, they also have a protective effect on power devices in the power supply...[Details]
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Apple's official website today launched the MagSafe external battery, an external battery designed for the iPhone 12 series, which charges the iPhone wirelessly. This product will not be available un...[Details]
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How fast is the car market changing? It's changing with each passing day, but it's still earth-shaking. Traditional production and manufacturing processes are constantly being challenged, and smart...[Details]
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Bosch Group, the world's largest driver of the automotive industry, announced in June 2021 that its Dresden wafer fab had officially started production. This digital factory is so large that the da...[Details]
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In mechanical control systems, absolute encoders are a very common position feedback device. They can convert the position information of rotation or linear motion into digital signals for closed-l...[Details]
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introduction In the process of analog circuit design and debugging, measuring the frequency response characteristics of the system is a very important step. However, the instruments available on the ...[Details]
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On the evening of December 11, Xinwei Communication issued an announcement stating that in order to promote the company's development in the field of electronic technology applications, adhering to t...[Details]
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AC power supply (such as single-phase 220 V) is the main power supply for electronic instruments and equipment. In the design, production and quality inspection of electronic instruments and equipment...[Details]
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Vacuum pressure gauges are used to measure the pressure or negative pressure of non-corrosive, non-solidified liquids, gases or steam media that are non-corrosive to steel, copper and copper alloys an...[Details]
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1. Principle
Resolvers are a type of position sensor commonly used in motor control. The function of resolvers is to accurately measure the position, speed and direction of rotation of the mot...[Details]
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The bottom layer of PLC is single chip microcomputer, which generally uses RAM and ROM to save data. RAM will disappear when power is off, while ROM can still be kept when power is off, unless it i...[Details]
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Since the network loading method of embedded system bootloader (BootLoader) is widely used in the early stage of product development, the design and implementation of network-based BootLoader has...[Details]
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Abstract: The design scheme of linear array CCD micron-level non-contact round steel photoelectric diameter measuring instrument is proposed, and the design is realized with ARM microprocessor and ...[Details]
Analog electronics
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