National Semiconductor 48-bit and 56-bit ECC polynomials

[Eric Smith]

On Fri, Nov 18, 2016 at 1:48 PM, Al Kossow <aek at bitsavers.org> wrote:

> is there any way to find out what the system and disk controller board was?
>

Unfortunately not.

It's possible that the 56-bit ECC code is generated by something other than
division by a polynomial in GF(2).  For instance, it could be interleaved
Reed-Solomon coding.