注意点 電源：リレーが消費する電流に注意してください。必要に応じてArduinoよりも高い電源をリレーモジュールに供給することが必要です。 電気的ノイズ：リレーを使用する際には、電気的ノイズやスパークが発生することがあります。適切なスナバーやフィルターを使うことでこれを抑制 ...

This project demonstrates how to create an anti-sleep alarm system for drivers using an Arduino Nano and a Relay Module. The system detects signs of drowsiness or fatigue in the driver and triggers an ...

This project demonstrates how to interface a relay module with an Arduino to control high-voltage appliances safely. The setup involves using a relay as a switch, allowing the Arduino to control ...

Radio Frequency Identification is widely used in contactless payment cards, National Highway Tollgate systems, and in security passes. By integrating an RFID reader with an Arduino, you will be able ...

In electronic and industrial automation systems, relay modules play a crucial role by allowing low-power control signals to switch high-power devices. Selecting between a 5V relay module and a 12V ...