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Application and working principle of multi-purpose delay switch power socket time-base integrated circuit NE555: The circuit is shown in the figure. It consists of step-down, rectification, filteri...[Details]
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This paper adopts the low-power 16-bit single-chip MSP430F449 as the main processor, and the integrated circuits HS3282 and HS3182 as the main communication chips, and designs a radar navigator mea...[Details]
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/* * LCD displays Chinese characters *Input parameters: * x: starting position horizontal coordinate * y: starting position ordinate * color: font color * ch : text * */ void Draw_Text16(int x, in...[Details]
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As an actuator, stepper motor is one of the key products of mechatronics and is widely used in various automatic control systems. With the development of microelectronics and computer techno...[Details]
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According to a telegraph report a few days ago, Nvidia warned for the first time that if regulators insist on blocking the deal, it may lose the $1.25 billion (950 million pounds) down payment paid t...[Details]
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Let's summarize the microsecond delay function accuracy of STM8L101F3P6 working at 16MHz using different writing methods such as infinite loop and interrupt. 1. The writing method of the dead loop ...[Details]
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Jiwei.com reported on October 19 that today, Xiaomi’s official Weibo account announced that Xiaomi launched the first 80W wireless charging, breaking the global record for mobile phone wireless charg...[Details]
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I believe that many manufacturers pay more attention to the quality of LED lampshades, but how can we choose good LED lampshades and good manufacturers or processing plants? In fact, we can look a...[Details]
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As the "eyes" of engineers, it can help discover many problems. As a tool for discovering problems, its accuracy is crucial. When the test environment has no interference to the oscilloscope, in addi...[Details]
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The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
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IC card (Integrated Circuit Card) is another new type of information tool that appeared after magnetic card. IC card is also called smart card, intelligent card, microcircuit card or microchip card in...[Details]
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It has been a month since ZTE's first 5G mobile phone was launched on August 6. During this period, Huawei and vivo also launched their first 5G mobile phones. Samsung will also launch the Note 10+ 5...[Details]
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It only has basic functions, and is used to demonstrate serial port operations. If you need a structured program, go to http://www.avrvi.com/avr_examples/usart.html
RS232 circuit diagram
Thi...[Details]
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Redmi has previously officially released the Redmi K30 Extreme Commemorative Edition. Today, the official also released real photos of the K30 Extreme Commemorative Edition replica limited gift...[Details]
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0 Overview
Low-frequency signal generators are widely used in the commissioning and testing of power system generator sets and other engineering practices, especially in the commissioning of r...[Details]