补零是一种有效的技术，可以改善 FFT结果的可视化效果，并可能加快计算速度。然而，重要的是要理解，它不会提高原始信号的基频分辨率，如果使用不当，可能会引入伪影。 快速傅里叶变换(FFT)中为什么要补零？ 零填充允许使用更长的FFT，这将产生更长的FFT ...

Arduino has shrunk the UNO R4 with the Arduino Nano R4 board equipped with the same 48 MHz Renesas RA4M1 32-bit Arm Cortex-M4F microcontroller, but offered in a much more compact form factor. It’s ...

Ever wanted to track your bike, car, or even monitor your loved one's location in real-time? Building your own Arduino GPS tracker gives you complete control over your tracking data without expensive ...

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Abstract: Voice controlled hardware applications are ruling the modern era. Most of the home appliances are expected to be automated through voice. This project illustrates an alter method of voice ...

Arduino libraries, like libraries for other programming languages, help easily extend the range of functions available to users in the standard integrated development environment (IDE). They are ...

The Arduino open-source platform is an excellent way to create your own home and hobby electronics projects from scratch. The logic boards sold under the Arduino brand are receptive to all kinds of ...

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