超音波センサHC-SR04とArduinoで距離を測定する https://rb-station.com/blogs/article/hc-sr04-arduino 解説記事 : 超音波センサHC-SR04とArduinoで ...

#define trigPin 9 // Initialze pin9 for HC-SR04 sensor trigger pin #define echoPin 8 // Initialze pin8 for HC-SR04 sensor Echo pin #define led 2 // Initialze pin2 for LED int motorPin1 = 7; // ...

The HC-SR04 sonar modules are available for a mere pittance and, with some coaxing, can do a pretty decent job of helping your robot measure the distance to the nearest wall. But when sellers on eBay ...

This system demonstrates water level and temperature monitoring on a 10.92cm (4.3-inch) TFT LCD using graphics and ...

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Some of the best hacks are the ones which seem perfectly obvious in hindsight; a solution to the problem that’s so elegant, you wonder how it never occurred to you before. Of course we also love the ...

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Abstract: The automation of height-increasing bridges during floating events is a crucial engineering challenge in areas prone to flooding or water surges. It proposes a solution to adjust the bridge ...

Abstract: Indoor mapping plays a crucial role in various fields such as robotics and building infrastructure management. Accurate distance measurement and mapping are essential for effective indoor ...