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How to calculate mixed resistors
cleverly Mixed resistors are also called compound resistors. Mixed resistor circuits refer to circuits containing series and parallel resistors. ...[Details]
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All-solid-state
batteries
have great advantages over traditional liquid batteries in terms of safety and energy density, and are considered to be one of the most promising next-generation b...[Details]
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In facility agriculture, the artificial light sources commonly used are fluorescent lamps and high-pressure sodium lamps. In recent years, with the development of optoelectronic technology, the bri...[Details]
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In fact, STM8 does not need a crystal oscillator and reset circuit, but in order to ensure the stable operation of the minimum system, it is best to add an external circuit.
● STM8 reset circui...[Details]
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【Introduction】As functional safety requirements are increasingly valued, it is imperative to improve system diagnostic capabilities. Among them, current measurement is an important part of diagnostic...[Details]
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A smart bracelet is a smart product in the form of a wristband or bracelet that is worn on the wrist and uses various sensors to check the heart rate and pulse to obtain the user's physical data wh...[Details]
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With the development of LED technology, the application of LED has expanded from traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, and flash...[Details]
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Jiwei.com reported on March 8 that ZTE Mobile announced today that it will soon launch a new S series of mobile phones. As a new series of ZTE mobile phones, the S series is positioned as "a trendy a...[Details]
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High-power LEDs have higher luminous efficiency and service life than fluorescent lamps. People should install a heat sink according to the actual usage. At present, the retail price of domestic 3W w...[Details]
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The appearance of the terminal block looks simple, but the terminal block must also undergo strict product verification tests and periodic production type experiments. This article mainly introd...[Details]
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Storage giants have all issued performance warnings, and the industry's winter has arrived, so the prelude to price cuts for memory and SSDs has just begun. NAND flash prices have continued to declin...[Details]
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O Introduction
Semiconductor laser (LD) is a solid light source. It has been widely used due to its advantages such as good monochromaticity, small size, light weight, low price and low po...[Details]
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The recent emergence of macOS 11 and the M1 chip has once again made many people exclaim at Apple's ability to integrate its ecosystem. macOS 11 is compatible with applications on the iOS platform, w...[Details]
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#include #define uchar unsigned char #define uint unsigned int sbit key = P3^0; //Define the screen switch uchar Key_num; //define the number of key presses uchar Int0_num=0; //Define the number of...[Details]
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Industrial control machines are very important equipment in the field of industrial automation, and they play a key role in various industrial production processes.
PLC (Programmable Logi...[Details]