Almost all AVR microcontrollers have built-in Electrically Eraseable Programmable Read Only Memory (EEPROM).The advantage of EEPROM is that even when the microcontroller is turned off, data stored in ...

• Port B (PB7..PB0) → Port B is an 8-bit bi-directional I/O port with internal pull-up resistors (selected for each bit) • Port C (PC5..PC0) → Port C is an 7-bit bi-directional I/O port with internal ...