ATmega328P Datasheet - ATMEL

ATmega328P - 8-bit Microcontroller

1.1.1 VCC Digital supply voltage. 1.1.2 GND Ground. 1.1.3 Port B (PB7:0) XTAL1/XTAL2/TOSC1/TOSC2 Port B is an 8-bit bi-directional I/O port with internal pull-up resistors (selected for each bit). The Port B output buffers have symmetrical drive characteristics with both high sink and source ca.

ATmega328P Features

* High performance, low power AVR® 8-bit microcontroller

* Advanced RISC architecture

* 131 powerful instructions

* most single clock cycle execution

* 32  8 general purpose working registers

* Fully static operation

* Up to 16MIPS throughput at 16MHz

* On-chip 2

ATmega328P-ATMEL.pdf