From: Ullrich von Bassewitz (uz_at_musoftware.de)
Date: 2003-09-19 17:45:31
On Fri, Sep 19, 2003 at 05:28:39PM +0200, MagerValp wrote: > In the rom I have a corre- > sponding routine that I grabbed from 6502.org, and this is where the > trouble starts. Perl, 6502.org, zip, and cksum all give me different > values for the same data: Calculating a CRC checksum is a division by a number represented by a polynomial. Different algorithms use different polynomials, AND use different starting values. This is the possible reason why you get 3 different checksums using 3 different tools. Regards Uz -- Ullrich von Bassewitz uz_at_musoftware.de ---------------------------------------------------------------------- To unsubscribe from the list send mail to majordomo_at_musoftware.de with the string "unsubscribe cc65" in the body(!) of the mail.
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