The circuit diagram of this system represents the interconnection between the ESP32-CAM, OLED display, and rotary encoder.

Cheap and cheerful.

When you think of Arduino projects, your mind likely goes straight to RFID door locks, weather sensors, or automated plant watering systems. While these are undeniably pretty cool projects, you might ...

Arduino sensor projects blend coding with tangible results, making learning interactive, practical, and fun. From simple LED triggers to multi-sensor systems, these builds teach real-world electronics ...

We've all heard that "if you want something done right, you have to do it yourself." And that’s usually fine when it comes to tasks at work or baking your own birthday cake. But if you want a specific ...

This library implements non-blocking functions to detect encoder rotation actions. The library can handle multiple encoders. For rotary encoders with an integrated push-button switch, this library can ...

2× 18650 (7.4–8.4V) │ ├──→ TB6612 VM (raw battery voltage → motors) │ └──→ LM2596 step-down │ └──→ 5V rail ├──→ Arduino Nano (5V pin) ├──→ TB6612 VCC (logic) └──→ LM393, sensors During bench ...