AVR-Chat

At 09:30 AM 29/11/2010, you wrote:
>Are the various ARM implementations consistent? That is, not only the
>core PC/ALU/memory but how ports and control registers are accessed?
>Are the internal peripherals consistent? That is, do we have the same
>registers with the same bit names in the same bit positions?
>
>Is code written for one suplpier's ARM portable to other supplier's
>chips? Does it have to be recompiled to shift to another chip (with
>"same" features).

Don't know. Just downloading LPCXpresso to try out my new board
I got last week at a NXP seminar. :-)

Of course EVERY manufacturer will claim fastest performance,
lowest cost and lowest power......

The ideal thing would be to have pin compatible chips from
different manufacturer so one can change from one to the
other without pain.

Regards

John Samperi

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