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From: Oliver Kleinke <oliver.kleinke@c-01a.de>
Newsgroups: comp.lang.ada
Subject: Re: Ram Usage
Date: Mon, 20 Jan 2014 02:36:43 +0100
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Date: 2014-01-20T02:36:43+01:00
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> Hi folks,
> 
>  I'd like to know if there are anyway to know how much of ram is been
> used by my code. 
> 
> I tried the avr-size, but it gives you just the static ram. The
> problem is how to evaluate the full memory consumption, including the
> non-static part. 
> 
> Thanks.

You can debug with JTAG or a simulator, use an "high-water mark" or dump
the SP (or SP minus &__heap_start, calculation may vary depending on
your linker flags/ram layout[1]). I think these 3 are the most common
methods.

--
[1] - http://www.nongnu.org/avr-libc/user-manual/malloc.html