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Many friends have certain problems when using the microcontroller serial port. Based on my own experience, I summarize them as follows: Serial port debugging After debugging, the above functions are ...[Details]
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Using the WWDG of STM32F030, it is found that the MCU will not be reset under STOP, just like the sleep mode of STM8S. Paste the watchdog code: /******************************************************...[Details]
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Honor 20i was officially released. As the first new product in the Honor 20 series, the phone attracted many consumers with its 32-megapixel AI selfie, high-value gradient color body and attractive p...[Details]
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This Design Idea provides two simple, inexpensive drivers for headphones and audio lines, as shown. These drivers are designed for electric guitar and violin, but can be used in many other applicat...[Details]
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China Energy Storage Network News:
Gansu Power Grid is the central hub of the Northwest Power Grid. To realize the large market, large circulation and large circulation of new energy, it is...[Details]
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1. Introduction With the rapid development of semiconductor industry, new power electronic devices are emerging, and users' demand for device modeling is becoming more and more urgent, which poses...[Details]
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At present, smartphones with fingerprint buttons have been widely used. The fingerprint button and the face cover of the mobile phone are designed separately, so the overall integration of the whole ...[Details]
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1. Influence of excitation voltage amplitude and frequency
The fluctuation of excitation power supply voltage amplitude will change the magnetic flux of coil excitation magnetic field, direct...[Details]
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Recently, some media revealed that Apple will hold a spring new product launch conference in early March. This is also the first product launch conference since the release of MacBook Pro in October ...[Details]
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Just recently, Kia officially released their 800V battery charging system. As early as January this year, Kia announced that their new pure electric vehicle to be released in the future will have a c...[Details]
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September 28, 2021, Beijing - Today, Intel and Tencent Cloud shared a new one-stop application cloud trial scenario solution at the 2021 China International Information and Communication Exhibition...[Details]
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Audio communication between ARM and VC I wrote an MFC program for audio communication under VC. The main process is to first call the function waveInOpen() to open the recording device, then call wave...[Details]
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Introduction
Blood pressure is an extremely important health indicator, and the accuracy of blood pressure measurement is directly related to people's health. The country has listed sphygm...[Details]
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Design of the minimum system of single-chip microcomputer
AVR basic hardware circuit design and analysis (ATmega16 function board) AVR DB-CORE Ver2.3 Atmega16 development board
Our website mall o...[Details]
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Today's high-speed digital interfaces use data rates that exceed the operating frequencies of many mobile communication devices, such as smartphones and tablets. Careful design of the interface is ...[Details]
DIY/Open Source Hardware
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