stm32 external SRAM

Jython googcheng at gmail.com
Fri Jun 14 00:55:51 UTC 2019


HI, im using stm32f407


On Thu, Jun 13, 2019 at 8:23 PM Christian Mauderer <
christian.mauderer at embedded-brains.de> wrote:

> On 05/06/2019 02:55, Jython wrote:
> > Hello!
> >
> >      2. In the normal (non-debugging) case, the linker script still
> >         places the
> >
> >     .text section near zero, but places the start of the .data and .bss
> >     sections at the start location of the MPC555's internal RAM. The
> >     system startup code then configures the external RAM just after the
> >     internal RAM in memory, forming one large block from the two RAM
> >     devices.
> >
> > from https://devel.rtems.org/wiki/TBR/BSP/Ss555
> >
> > but i dont know how to configure the external RAM just after the
> > internal RAM in memory?
> > hope you could give me some guide!
> >
> >
>
> Hello Jython,
>
> the documentation you linked is for an MPC. But your subject line
> mentions an STM32. What controller / BSP are you using?
>
> Best regards
>
> Christian Mauderer
> --
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> Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.
>
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