Yes,

IDE   http://www.m-sys.com/content/products/FFDfamilyPage.asp

TFFS
http://www.m-sys.com/content/products/product.asp?PID=2&FILE=doc2k&FAM=doc

and

USB  http://www.diskonkey.com/

All from the same company, M-Systems .

Tal

> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of Wojciech Zabolotny
> Sent: Friday, June 21, 2002 7:21 AM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: [EE]: FLASH memory interfacing - really so complicated?
>
>
> Hi All,
>
> I have to build a small FPGA based "memory controller", which should
> use the FLASH memory contents to reconfigure some others FPGAs from time
> to time. The whole thing will work in irradiated area, so there is a need
> for memory errors detection and refreshing the memory contents, when it's
> getting corrupted.
> Anyway I need to implement a FPGA based FLASH memory controller, and when
> I've checked the FLASH memory interface standards I got really upset.
> Because of my special environment (radiation!) I prefer controllerless
> FLASHes. I've found two standards: SmartMedia (description may be found
> eg. in this datasheet:
> http://samsungelectronics.com/semiconductors/Flash/SmartMedia/64M_
Byte/K9S1208V0M/k9s1208v0m.pdf
) and CFI (description may be found there:
ftp://download.intel.com/design/flcomp/applnots/29220404.pdf )

Unfortunately both are so complicated, that I'm not sure if the suitable
controllers will fit in the reasonable FPGA...
Are there any simpler FLASH memory interface standards?

--
                               TIA & best regards,
                              Wojciech M. Zabolotny
        http://www.ise.pw.edu.pl/~wzab  <--> wzab@ise.pw.edu.pl

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