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LED light engine refers to the overall combination of LED package (assembly) or LED array, LED driver, and other brightness, thermal, mechanical and electrical components. The device is directly conn...[Details]
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Abstract: Multi-DSP signal processing boards are widely used in many aspects such as industry, military, communications and medical care. This article introduces the design of a m...[Details]
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Traditional hospital monitoring systems use wired network monitoring and are connected to the host computer via RS-485 or other wired methods. Such monitoring systems must be laid out in hospital ward...[Details]
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Rushing to help the "war against epidemic" and being moved We have always kept a low profile, but have bravely moved forward in the process of helping the "war against the epidemic"; We have been...[Details]
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After four years, the Beijing Auto Show returns again. At this time, the importance of the Chinese market is no longer the same as it was four years ago.
The huge crowds of visitors from...[Details]
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Learning to use a microcontroller means understanding the microcontroller hardware structure and the application of internal resources, learning how to initialize various functions in assembly or C l...[Details]
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introduction
CCD (Charge Coupled Devices) is a new type of semiconductor integrated optoelectronic device developed in the early 1970s. Due to the many advantages of CCD devices, the research ...[Details]
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There are now appliances on the market that can wirelessly charge mobile phones. Its principle is to convert the power supply into a high-frequency signal, and then receive and rectify it to charge...[Details]
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The four-element infrared detector uses photosensitive elements, and the alarm is triggered only when each detector detects a signal. It has stronger anti-false alarm capability and better detection p...[Details]
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Electromyography or electromyography is an important method for examining the function of the human nervous and muscular systems and is widely used in neurology, orthopedics, otolaryngology and stoma...[Details]
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On June 6, Huawei, China Mobile and other companies jointly released an enhanced version of 5G, namely 5G-Advanced technology, which was previously called 5.5G in the industry. It is understood that ...[Details]
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Usually IO is divided into two categories, general input and output ports and multiplexed input and output ports. The first category is called GPIO, which is used for logic level output control and...[Details]
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According to news on October 24, it was recently reported that "VR giant PICO will be gradually shut down and ByteDance will abandon the Metaverse." However, the relevant person in charge of ByteDanc...[Details]
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0 Introduction
Modern audio power amplifiers are generally connected to a variety of audio sources, such as VCD, CD, DVD, cassette, radio, etc. Selecting and switching them is the main tas...[Details]
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1. The concept of embedded system
Focus on understanding the concept of "embedding"
It can be understood mainly from three aspects.
1. From the hardware point of view, the CPU-based ...[Details]
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