I recently picked up an ESP32-powered Cheap Yellow Display, otherwise known as a CYD. For about $20, you get an ESP32 hooked ...

Whether you want a rugged, take-anywhere speaker for the beach or the centerpiece for a multiroom sound system, these are the top Bluetooth and Wi-Fi speakers we've reviewed.

Connect the MQ-3 sensor and ESP32 following the provided hardware diagram. Update WiFi credentials, Sentilo server details, and sensor information in the code. Upload the code to the ESP32 using the ...

ESP32 Development Board: 1: Any common ESP32 board will work. MPU6050 Gyro/Accelerometer: 1: The core motion sensor. 128x64 I2C OLED Display: 1: SSD1306 driver is most common. Passive or Active Buzzer ...