The AVR ATmega328PB device is an 8-bit microcontroller with 32KB program memory size. This new PB version features an additional USART and SPI communication interface. It has also increased the number of available timers or counters. A new Port E has been added in this version, which results in an increase of GPIO pins from a number of 23 to 27. These additional features enable the ATmega328PB microcontroller to support more tasks. Read more