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The air conditioner is divided into two parts, indoor and outdoor. Its refrigeration principle is: the low-temperature liquid refrigerant in the evaporator absorbs the surrounding heat to cool t...[Details]
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As the name implies, the entrance access control system is a system for controlling the entrance and exit channels. It is developed on the basis of traditional door locks. Traditional mechanica...[Details]
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1.1 Selection of inverter power devices
At present, the domestic photovoltaic power generation system (PVS) is mainly based on the DC system, but the most common power load is the AC load,...[Details]
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According to Jiwei.com, Cambrian has recently carried out a systematic intellectual property layout in smart chips and related fields to safeguard the core technologies developed by the company. In t...[Details]
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If we want to summarize a few keywords for the future direction of technological development, 5G must be indispensable. When it comes to 5G, I believe most people’s first reaction is “fast spe...[Details]
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1 Overall design of information terminal
Information terminals belong to the field of public telephones and have special requirements in terms of power consumption, access methods, and ...[Details]
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Today (18), according to official news from Sony, Sony Chairman Kazuo Hirai officially retired from Sony. At the request of Sony's management team, he will continue to serve as a "senior advisor." ...[Details]
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A new clip released on YouTube today gives a rare look at a "Death Star" iPhone 4 prototype that features some differences from the production model. The video comes from a clip uploaded by You...[Details]
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There are a few DS18B20s lying around in the component box, but I have never tried them. I decided to use them to make an electronic thermometer. I did it right away... 1. Conceive Mega8 as the brai...[Details]
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Adopts ultra-compact DFN2020(D)-6 package and integrates BJT and resistors to double space saving Nijmegen, September 27, 2023: Nexperia, the high-throughput production specialist in basic semicond...[Details]
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Distributed, master-slave systems consisting of multiple microcontrollers (MCUs)/microcomputers are typical solutions for modern complex communication and control systems. Multi-machine collaborati...[Details]
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MCU: at90s2313 Clock: 4MHz #include avr/io.h #include avr/delay.h #define uchar unsigned char #define uint unsigned int #define SET_RED_LED PORTD|=_BV(5) //PD5接红色发光管 #define CLR_RED_LED PORT...[Details]
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The venerable AM/FM radio still has its place on the infotainment dashboard, but it is joined by digital audio broadcasting (DAB), digital and high-definition television (HDTV), satellite
radi...[Details]
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According to foreign media reports, automotive vision technology innovator Foresight Autonomous Holdings is using advanced vision technology to improve 3D perception to increase accuracy and road saf...[Details]
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introduction
As the power supply voltage decreases, the threshold voltage of the transistor does not decrease, but the common-mode input range of the op amp becomes smaller and smaller...[Details]
RF/Wirelessly
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