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 ...

Nowadays, people have smartphones with them all the time. So it makes sense to use these to control home appliances. Presented here is a home automation project using a simple Android app, which you ...

Waveshare ESP32-S3-Relay-6CH is a 6-channel WiFi and Bluetooth relay module based on Espressif Systems ESP32-S3 wireless microcontroller that also supports RS485 control and comes with headers taking ...

Jetson Orin Nanoでリレーモジュールを動かしたいのに、GPIOをつないでも反応しない／動作が不安定といったトラブルに遭遇した方も多いのではないでしょうか？ 私もまさにそうでした。しかし、トランジスタと外部電源を組み合わせることで安定動作に成功。

This comprehensive guide shows you how to interface the HC-05 Bluetooth module with the ESP8266 NodeMCU using Arduino IDE. Nowadays, Bluetooth has become an integral part of digital devices, and it ...

The Sourcecode is based on an elektor project (https://www.elektormagazine.de/magazine/elektor-201610/39858). Compatible with HC-05/06 slave mode, support Bluetooth ...

Control home appliances with Bluetooth App from your smartphone. Control home appliances with any IR remote. Control home appliances with manual switches or Pushbutton. If you don't want to use PCB, ...