[En-Nut-Discussion] NutOS on AVR Hardware < 128K flash

Marc Wetzel mwse at gmx.de
Wed Feb 20 17:22:47 CET 2008


Hi alltogether,

I'm checking the possibility to use NutOs on an ATMega64/32/8

I tried to compile it with a hardcoded MCU-Setting, after I used the
STK501 setting with an ATMega103.

First problem is that these little flash cpus do not have the RAMPZ
register. My first approach was to include some #ifdefs
in the relevant files, but there seems to be more to do, because next
thing is, that uart1 is missing and so on.

Is there a generic approach on how I could get on with this task - some
kind of minimal hardware setting I could base my work on?
And after getting the minimal hardware running add one working driver
after another?

Regards
Marc




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