Thread: $readmemh()
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Old 06-12-2009, 12:58 AM
Muzaffer Kal
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Default Re: $readmemh()

On Thu, 11 Jun 2009 08:22:08 -0700 (PDT), LittleAlex
<[email protected]> wrote:

>On Jun 11, 7:30*am, Kausi <kauser.jo...@gmail.com> wrote:
>> Is $readmemh synthesizable ?
>>

>
>You're kidding, right?


Suppose the synthesizer has a memory compiler which it can call to
generate the memory macros it finds in the design, then suppose that
the said memory compiler accepts a file name to initialize the
contents of the memories it generates. This would even work within an
ASIC flow for ROMs let alone in an FPGA flow where there is really no
uninitialized memory and all the contents of all memories (RAM & ROM
(which actually doesn't exist in an FPGA)) can be loaded to a bit file
to be downloaded to the FPGA. In that case this makes perfect sense.
--
Muzaffer Kal

DSPIA INC.
ASIC/FPGA Design Services

http://www.dspia.com
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