Welcome to the Arduino Uno Pin Diagram Explanation user manual, your ultimate resource for understanding and using your new product. Compatible Accessories This section lists compatible accessories ...

In this project we are going to interface a ROTARY ENCODER with ARDUINO. ARDUINO UNO is an ATMEGA controller ... The pins of a rotary encoder are: Ground Positive connected to +5V Output signal A pin ...

Basically, in this circuit diagram, 12 LEDs are connected with 4 Arduino pins through resistors. Each pin of Arduino is connected with three LEDs. There are six groups of LEDs, and in each group, 2 ...

and in case of an incorrect PIN, it sends an email notification using MQTT. Project Diagram: For a visual representation of the project architecture and components. Download this project from GitHub.