Compact Form
Small footprint perfect for breadboards and embedded projects
Native USB (32U4)
Pro Micro can act as USB keyboard, mouse, or MIDI device
Breadboard Ready
DIP-style pins fit directly into standard breadboards
Budget Friendly
Clone versions available for under $3
Arduino Nano and Pro Micro are compact boards perfect for embedded applications. The Pro Micro with ATmega32U4 supports native USB for keyboards and mice.
Technical Specifications
Processor
ATmega328P / ATmega32U4 @ 16MHz
Flash Memory
32KB
RAM
2KB SRAM
GPIO Pins
22 pins
Voltage
5V
Features
Compact Size
Breadboard Friendly
USB Programming
Interfaces
UARTSPII2CPWMADC
Products & Variants
DevKits
- Arduino Nano
- Arduino Nano Every
- Pro Micro
Resources
Popular Firmwares
Arduino Bootloader
Standard Arduino IDE
QMK
Custom keyboard firmware