Ch 1

Question 1

Concept: What is the core definition of a microcontroller?

Answer 1

A smaller, less powerful, complete computer in a single chip

Question 2

What are the 3 main components found in the core of an AVR microcontroller?

Answer 2

Processor, Memory and I/O

Question 3

Name the 3 types of memory found in AVR microcontrollers

Answer 3

Flash(Profram code, non volatile), Ram(Temporary, volatile) and EEPROM(non volatile)

Question 4

What is the major difference in hardware capability between a PC and an AVR concerning multitasking?

Answer 4

AVRs have no operating system meaning there isn’t any provision for mulittastunf

Question 5

How does code interact with a he outside world?

Answer 5

By reading or writing voltages applied to the chips pins via controlling special I/O registers