This project offers a straightforward but efficient way to stop unwanted access to a vehicle by notifying the owner promptly as the attempt is detected. An Arduino UNO board, a buzzer, an A7670C LTE ...
If your buzzer is active-HIGH, flip the code flag (see “Configuration”). If you discover your buzzer is 5V-only, power it at 5V and use a small NPN/MOSFET level driver for I/O (ask if you want a tiny ...
Walking safely and confidently can be a challenging task for visually impaired individuals, but with the help of technology, we can make it easier for them. This DIY Blind Stick is an innovative yet ...
今回はヘッダーについて学びながら、パッシブブザーを使って音色を奏でます。 パッシブブザーとは、PWMの説明で使用した矩形波と呼ばれる形の電圧を入力することによって、デューティー比に対応した音を発生させるブザーです。 Arduinoでは、パッシブ ...