A microcontroller board based on the ATmega32U4 from Atmel. This board contains all the key features to ensure you can start programming quickly and easily. This board features: - 20 digital I/O interfaces (7 of which can be used as PWM output) - 12 analogue inputs - 16 MHz crystal oscillator - Micro USB connection - Power supply - ICSP header - Reset Technical data: - ATMega32u4 - Operating voltage: 5 V - Input voltage: 7 - 12 V - Input voltage (limit): 6 - 20 V - Digital inputs/outputs: 20 - Analogue inputs: 12 - DC current 40 mA (I/O)/50 mA (3.3 V) - Flash memory: 32 KB; 4 KB used as bootloader - SRAM: 2.5 KB - EEPROM: 1 KB - Clock speed: 16 MHz https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2017-08-05 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2017-09-14 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2017-12-15 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2017-12-22 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2018-01-25 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2021-04-28 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2023-09-09 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2024-01-21 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2024-02-07 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2024-03-19 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2024-05-05 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2024-06-15 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2025-09-26 https://elecena.pl/product/9688431/a000053-arduino-micro-atmega32u4-micro-usb 2026-01-04