68300

Shyam,

I don't think you'll get many responses on using SDRAM with a 68xxx.  These
processors have asynchronous external buses.  The conversion hardware and
logic would be complex.

Jeff





"shyam_mali" <shyam_mali@...> on 04/08/2003 07:22:33 AM

Please respond to 68300@yahoogroups.com

To:    68300@yahoogroups.com
cc:
Subject:    [68300] Re: 68332-SDRAM interface


Charles,
Yes, I am looking for advise on the feasibility and information of
interfacing the DIMM modules used in the PC. Kindly advise.
Shyam







--- In 68300@yahoogroups.com, Melear Charles-rdph40
<charles.melear@m...> wrote:
> Shyam,
>
> Do you mean that you want to put Synchronous DRAM, like the kind
used in PC's and stuff?
>
> The MC68332 was not particularly designed to deal with DRAM.
>
> Before we start walking down this road, I wanted to make sure that
you are talking about DRAM that plugs into the motherboards of PC's.
>
> Regards,
>
> Charlie
>
> -----Original Message-----
> From: shyam_mali [mailto:shyam_mali@y...]
> Sent: Monday, April 07, 2003 8:57 PM
> To: 68300@yahoogroups.com
> Subject: [68300] 68332-SDRAM interface
>
>
> Hi Charles, Robert
>
> Thanks for the assurance, i am keen on starting this project.
> To start with the 332, i feel that it might be very helpful to have
> an off-the-shelf 168-pin SDRAM module interface as a building block
> for future applications.
> I will appreciate suggestions regarding this interface... has anyone
> tried it yet? What is the most logical way to go about achieving the
> requirement? Are there any latches/buffers that support level
> shifing? i will need these anyways to interface with the 64-bit wide
> bus from the DIMM modules.
>
> Shyam
>
>
>
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