2 Enhancement and Additional Features in ATmega324PB

Compared to existing ATmega324 variants, the following enhancements or additional features are available in ATmega324PB:

PTC - Peripheral Touch Controller

CFD - Clock Failure Detection mechanism

OCM1C2 - Output Compare Modulator

USART start frame detection is available in all sleep modes

Analog Comparator output is available on a pin. This pin is multiplexed with PC5

Unique device ID to identify the device

Additional SPI

Additional TWI

Additional Timer/Counters

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