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May 15 news, when buying a new mobile phone, it is often difficult for users to determine how much storage space they need? Currently, flagship mobile phones generally provide 512GB-1TB capacit...[Details]
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The Science and Technology Innovation Board Daily learned from the supply chain that Yangtze Memory's 64-layer solid-state drive is expected to be launched in the third quarter of this year. As ear...[Details]
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1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
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On May 15, 2021, Sony's PS5 was officially released in China. Even though it was nearly half a year later than overseas, it did not affect the love of domestic players for it at all. Judging fr...[Details]
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0 Preface Nowadays, in school dormitories, accidents such as students’ valuables being stolen and fires caused by students’ mistakes often occur. These are “big problems” that have been plaguing stud...[Details]
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Apple plans to release the next-generation smartphone iPhone 13 (tentative name) in September, and the entire series is expected to use OLED panels. The latest report from market research firm Omida ...[Details]
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I recently did a course project and chose power line communication. After some searches on Baidu and Google, I finally decided on the domestic chip mi200e. The course requirements are dual-machine...[Details]
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Since there is a small project that needs to use touch buttons, stm8s can save a touch button chip, and the cost is relatively low. It is still valuable in some cost-sensitive applications. Now I wri...[Details]
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Interrupt Response
Interrupt response is the acceptance of the interrupt request from the interrupt source by the single-chip CPU. After the interrupt request is responded, it goes through a series...[Details]
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Back-to-back MOSFETs Q1-A and Q1-B are connected to the V(IN1) (5V) power supply, while Q3-A and Q3-B are connected to the V(IN2) (3.3V) power supply. The reason for using back-to-back MOSFE...[Details]
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Huawei Terminal’s official Weibo account announced that the latest color scheme of the P30 series will be officially unveiled at the IFA exhibition on September 6. Huawei has submitted new ...[Details]
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Send program
Connection: Two MCUs are connected with 3 wires, they should share the same ground, rxd and txd should be cross-connected
Program effect: Send through the host, receive ...[Details]
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1 Introduction
At present, my country's artificial breeding industry is developing rapidly. However, the breeding methods are very backward. Most of them still use the traditional manual feedi...[Details]
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The frequency modulation and voltage regulation driving mode of the stepper motor requires an adjustable power supply that is controllable by frequency. This article introduces a frequency modula...[Details]
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1. Data processing and control core selection Option 1: Use AT89S52 microcontroller + FPGA to realize signal gain control, data processing and human-machine interface control functions. Since ...[Details]
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