This proposed Arduino-based automatic bell device is an electronic system that rings bells at predefined times without manual intervention.

Automatic school bell system using Arduino, RTC module, and relay. Rings bells at scheduled times with an LCD display for real-time clock updates. Easily customizable for schedule changes. Includes ...

[Andy Brown] wrote in to show off the TFT LCD adapter he’s been working on for connecting inexpensive displays to an Arduino Mega. These TFT LCD screens can be picked up on eBay for a few ...

Key Features: Automated Feeding Schedule: Dispenses food at preset times with precise portion control. User-Friendly Interface: Configure feeding schedules using a 4x4 keypad and LCD display. IoT ...