FPGA VAX update, now DIY TTL computers

Chuck Guzis cclist at sydex.com
Thu Nov 3 18:21:06 CST 2005

On 11/3/2005 at 5:16 PM Kevin Handy wrote:

>Parity depends on if you would prefer a crash to silently generating
>incorrect results.

(Insert favorite (perhaps apocryphal) Seymour Cray quote here)

>ECC tries to hide the errors, but can still cause a crash if too many
>bits change.

We used to call it SECDED for exactly that reason.  But if you're suddenly
encountering multiple bit errors where you had no errors previously, you've
got bigger problems.


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