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Author Topic: What are limitations of using Atmega8  (Read 4945 times)
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instead of Atmega328 as arduino's micro-controller, besides less memory ?
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Compare pages 1 & 2, see if anything is missing you  might want.
Atmeg8
http://www.atmel.com/Images/8159S.pdf
Atmega328
http://www.atmel.com/Images/8271S.pdf
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One difference that may or may not matter to you is that the 8 has no pin change interrupts so you are limited to the two external interrupts this is easily missed when comparing the two - I know I missed it too late.

Duane B

rcarduino.blogspot.com
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Thanks
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Hello,

Internal voltage reference
atmega8 = 2.56v
atmega328 = 1.1v

regards
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