The ATMEGA3208-MFR is a 8-bit AVR microcontroller from Microchip Technology. It is a member of the AVR family of microcontrollers, specifically part of the MegaAVR line. It features a 16MHz processor, up to 32KB of flash memory, up to 4KB of RAM and 2KB of EEPROM. It is integrated with an analog-to-digital converter (ADC), internal temperature sensor, hardware encryption engine and hardware-based Real Time Clock (RTC). Additionally, it comes with up to five external interrupts and offers both UART and two-wire (I2C) communication options.