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Message

Re: advantages and dissadvantages of AVRs.

2004-12-07 by Zack Widup

--- In AVR-Chat@yahoogroups.com, NGUYEN NGA VIET <vnn_hi@y...> wrote:
> Anyone can tell me about the advantages and dissadvantages of AVRs ?
> Or, why did you choose an AVR for your jobs ? In what kinds of 
projects, AVRs are the best choice ?
> Thank you.
> 

I think it's been fairly well covered, but I have chosen AVR's 
because of their speed and ease of programming.  PIC's require much 
more elaborate initialization routines for USART, A/D converter, etc. 
than the AVR's.  The A/D converter in the AVR's seems more immune to 
noise. Having 32 general-purpose registers to work with is also a 
plus.

I'm playing with using a port of an AVR as a hardware DAC (R/2R 
ladder).  The speed available makes for a much higher possible output 
frequency than other devices I've used.  (Note, I'm trying to keep it 
very simple).

Zack

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