From: "Steven J. Hill" <sjhill@realitydiluted.com>
To: zeusj@firstlinux.net
Cc: Subhash Chandra <schandra@sasken.com>,
all in MTD mailinglist <linux-mtd@lists.infradead.org>
Subject: Re: NAND vs NOR Flashs?
Date: Thu, 16 May 2002 07:33:07 -0500 [thread overview]
Message-ID: <3CE3A703.7090001@realitydiluted.com> (raw)
In-Reply-To: 20020515033651.763F636F9@sitemail.everyone.net
Jim Zeus wrote:
>>I would like to know the diff. between NAND and NOR flash types.
>>Any pointers are appreciated.
>
>
> The size of NAND flash (8-128M)is always bigger than NOR flash (1-16M);
> Reading a NOR flash is a little faster than NAND flash;
> Erasing and Writing a NAND flash is much faster than NOR flash;
> So NAND flash is more fit for storing data and NOR flash is more fit for storing code.
> And there is ECC (error correction) in NAND flash.
> You can access NOR flash with SRAM interface and you have to do it with I/O port to NAND flash.
> Those are some of the differences between NAND and NOR flash.
>
>
That's some of it. Read the post I had from a while back:
http://lists.infradead.org/pipermail/linux-mtd/2000-October/001270.html
-Steve
next prev parent reply other threads:[~2002-05-16 12:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-15 3:36 NAND vs NOR Flashs? Jim Zeus
2002-05-16 12:33 ` Steven J. Hill [this message]
-- strict thread matches above, loose matches on Subject: below --
2002-05-14 8:09 Subhash Chandra
2000-01-12 11:47 ` Thomas Gleixner
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