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This experiment is equipped with a 2.2-inch TFT LCD screen, which displays "dim" when the light is weak and "bright" when the light is strong. The experiment uses the 3-wire photoresistor sensor modu...[Details]
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The characteristics of classical control theory are that the input-output characteristics (mainly transfer function) are used as the mathematical model of the system, and graphical analysis methods...[Details]
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The Internet of Things and smart home are the hottest new technologies nowadays. The core concept is to connect all household appliances and home products, big and small, to the Internet, control t...[Details]
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According to Counterpoint statistics, each smartphone delivered in the first quarter of 2020 was equipped with an average of more than 3.5 cameras. The main reason behind this is that the proportion ...[Details]
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Every wireless standard from 3G to 5G and beyond has been designed with the specific goal of advancing the industry. For example, 4G focused on flexible IP-centric voice, data and video communication...[Details]
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On October 28, the price of photovoltaic inverters has not changed in the past month: the photovoltaic inverter (2000W+) was quoted at US$0.13/W that week.
Photovoltaic inverter industry...[Details]
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Development board: FL2440 Core chip: S3C2440 (ARM9) Ultrasonic module: HC-SR04 Working principle of ultrasonic module: There are four pins in total, VCC is connected to 5V, GND is connected to ...[Details]
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The Sino-US trade war has affected the computer manufacturing industry. According to Nikkei Asian Review, many global PC manufacturers are considering moving their production bases from China to othe...[Details]
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Domestic civil single-phase meters can generally be divided into two categories: mechanical energy meters (induction energy meters) and electronic energy meters. In the past, the market share of mech...[Details]
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The withstand voltage tester, also called electrical insulation strength tester, or dielectric strength tester, is also called dielectric breakdown device, insulation strength tester, high voltage te...[Details]
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After the switch SA1 is switched, the device can automatically control the lighting in corridors and public toilets in public places, so that the lighting is turned off during the day, and the ligh...[Details]
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The "power LED board" made by using STM8 to complete the effective action of mobile phones and computers controlling power devices through Bluetooth has been fully debugged by writing "code" by mysel...[Details]
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Sina Digital News, November 20, Apple announced today that from November 19 to December 31, Apple will hold an online creative experience course called Today at Apple with the theme of "Adding ...[Details]
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With the rapid development of social economy and the rapid improvement of multimedia communication technology,
video communication
products have entered people's lives and derived ma...[Details]
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Recently, Huawei announced a new patent for solid-state batteries. Huawei has finally extended its tentacles to power batteries. How valuable is the patent?
Just last week, Huawei announ...[Details]