AVR CPU – Atmega328

Yong Heui Cho @ Mokwon University

Some of slides are referred to:[1] Mohamed Abd ElHay, Microcontroller, slideshare.

Basic Computer Design

7. CPU Architecture - Ad-vanced8. ARM CPU

9. AVR CPU – ATmega328

10. Role of CPU

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History of AVR• Proposed by Alf-Egil Bogen and Ve-

gard Wollan, students at NIT• Manufactured by Nordic VLSI

where A & V worked as students• Sold to Atmel and further devel-

oped by A & V at Atmel Norway in 1996

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Microcontroller

4□ Courtesy to Mohamed Abd ElHay, Microcontroller, slideshare.

Harvard Architec-ture

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AVR Architecture

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AVR Categories

7□ Courtesy to Mohamed Abd ElHay, Microcontroller, slideshare.

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Comparison of CPU

8□ Courtesy to Mohamed Abd ElHay, Microcontroller, slideshare.

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Configuration of ATmega16

9□ Courtesy to Mohamed Abd ElHay, Microcontroller, slideshare.