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  Topic: CRC16, very efficient
turbok

Replies: 18
Views: 241074

PostForum: Code Library   Posted: Wed Mar 03, 2010 4:30 am   Subject: Re: Fastest CRC-CCITT for PIC 12 & 16
Can anyone give an Excel formula to calculate the CRC given by this code?
The original poster quotes the algorithm used:

; int x;
;
; x = ((crc>>8) ^ data) & 0xff;
; x ^= x>> ...
 
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