The ATmega does not yet contain any firmware for the Nodle U1, only a bootloader for installing the firmware via USB.

Technical data

• MCU, 8BIT, AVR, 32K FLASH, USB, 44TQFP
• Controller family / series: AVR MEGA
• Core size: 8-bit
• Number of I/Os: 26
• Supply voltage: min. 2.7V, max. 5.5V
• Design: TQFP
• Number of pins: 44
• Program memory size: 32KB
• EEPROM size: 1KB
• RAM memory size: 2.5KB
• CPU speed: 16 MHz
• Peripherals: ADC, comparator, PWM, timer
• Embedded interface: JTAG, SPI, USART
• Operating temperature: min. -40°C, max. 85°C
• MSL: MSL 3 - 168 hours
• SVHC: No SVHC (June 20, 2013)
• Number of ADC inputs: 12
• Number of PWM channels: 8
• Oscillator type: External, internal
• Timers, number of: 4
• Firmware can be installed via USB