[En-Nut-Discussion] Group to port to AVR32 UC3.

Michael Fischer fischermi at t-online.de
Fri Dec 19 21:32:28 CET 2008


Hi Thiago,

>Well, I'm yet to find a board that does that. So far I only developed
>in boards where I would flash the MCU then run. That's what I usually
>do with our atmega boards, AVR32 AP7000 as well...
>Other than the flash wear out, I'm not sure what benefits we would get
>from executing out of RAM.
I do not like the "printf debugging" where you download the code
and put sometimes a lot of printf in the source to check what
the code do. Therefore I like to use a debugger. And here if you can
execute out of the RAM, you are not limited on the breakpoint count
of the hardware. 

Normaly you have only 2 breakpoints if you execute code in flash
of an SAM7 for example. But if you can execute the code in external
RAM, the breakpoint count is not limited. I think this is one of
the advantage of the EIR board. 

Specially if you want to port the assembler part (context switching) to 
the AVR32, I think a real debugger could be helpful.

Best regards,

Michael




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