stm32f4 memory length

[Jython]

thanks! i also want to know how to use 64K CCM data? do I need to add a
.ccm section in linkcmd.base file?

On Tue, Jun 4, 2019 at 1:21 PM <groups at chichak.ca> wrote:

> According to the STM407 users manual:
>
> There is 112KB at 2000 0000
> 16KB at 2001 C000
>
> And the final 64K is at 1000 0000
>
> So your memory isn’t contiguous at 2000 bazillion. When you declare that
> it is, the memory test will get into an unused space and give you an
> address trap.
>
>
> Andrei from The Great White North
>
>
>
>
>
> On 2019-June-03, at 23:06, Jython <googcheng at gmail.com> wrote:
>
> MEMORY {
> RAM_INT : ORIGIN = 0x20000000, LENGTH = 192k
> ROM_INT : ORIGIN = 0x00000000, LENGTH = 1M
> }
>
> im using the f407 has 192k ram,
> the original is *LENGTH = 128k*,
> but if i changed it to 192k, the board cant boot, why?
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>
>
>
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