ATMega32U4

The ATMega32U4 is a type of microcontroller, which is a small computer chip that can control electronic devices. It can process information, communicate with sensors and components, and run embedded programs. Widely used in projects like custom keyboards and DIY electronics, it features built-in USB capability, allowing it to connect directly to computers without extra components. It has multiple input/output pins for connecting buttons, LEDs, and other parts. Its versatility and ease of use make it popular among hobbyists, educators, and professionals for creating interactive electronic systems.