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Discussion Groups | TMS320C6x | about emif

Technical discussions about the TI C6000 DSPs (including the c62x, c64x and c67x DSPs).

  

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about emif - mkra...@rediffmail.com - Mar 22 17:07:25 2009

i am using tms320c6455 dsk kit
is it possible to use keep emif pin high for a second?

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Re: about emif - Michael Dunn - Mar 22 21:10:22 2009

mkrao_kiran,

On Fri, Mar 20, 2009 at 7:28 AM,  <m...@rediffmail.com> wrote:
> i am using tms320c6455 dsk kit
> is it possible to use keep emif pin high for a second?

<mld>
Yes, BUT... [I have never tried it]
The only way tat I know to do this reliably is to use ARDY to hold the
memory cycle.  If you do this, the DSP will be stalled and if you have
dynamic memory, it will not be refreshed [causing memory problems].

You really should use a GPIO pin or external logic to accomplish this.

mikedunn

-- 
www.dsprelated.com/blogs-1/nf/Mike_Dunn.php

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Start your Android Ice Cream Sandwich development on TI's AM35x Sitara ARM Cortex-A8 processor today.



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