Opening the book…
Derived from the October, 2014 version of the Atmel 328P documentation which may be found at http://www.atmel.com/devices/ATMEGA328P.aspx.
This page titled 30.1: ATmega 328P Register Map was last modified on Wed, 08 Sep 2021 02:57:30 GMT and is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by James M. Fiore via source content that was edited to the style and standards of the LibreTexts platform.
The book could not be loaded just now.