Hi Ben
In the calculator website it explains what happens to the process
So the polynomial defines the sum 100000111 = P(x) = x8+ x2+ x1+ x0
and with this data as input : 002E9080 the following bindery is somehow calculated
00000000 is the initial CRC value (hide details)
Next hex digit [
0]:
Shift in of [0] results in 00000000
Shift in of [0] results in 00000000
Shift in of [0] results in 00000000
Shift in of [0] results in 00000000
Next hex digit [
0]:
Shift in of [0] results in 00000000
Shift in of [0] results in 00000000
Shift in of [0] results in 00000000
Shift in of [0] results in 00000000
Next hex digit [
2]:
Shift in of [0] results in 00000000
Shift in of [0] results in 00000000
Shift in of [1] results in 00000111
Shift in of [0] results in 00001110
Next hex digit [
E]:
Shift in of [1] results in 00011011
Shift in of [1] results in 00110001
Shift in of [1] results in 01100101
Shift in of [0] results in 11001010
Next hex digit [
9]:
Shift in of [1] results in 10010100
Shift in of [0] results in 00101111
Shift in of [0] results in 01011110
Shift in of [1] results in 10111011
Next hex digit [
0]:
Shift in of [0] results in 01110001
Shift in of [0] results in 11100010
Shift in of [0] results in 11000011
Shift in of [0] results in 10000001
Next hex digit [
8]:
Shift in of [1] results in 00000010
Shift in of [0] results in 00000100
Shift in of [0] results in 00001000
Shift in of [0] results in 00010000
Next hex digit [
0]:
Shift in of [0] results in 00100000
Shift in of [0] results in 01000000
Shift in of [0] results in 10000000
Shift in of [0] results in 00000111
$ 7 (hexadecimal)
% 00000111 (binary)
! 7 (decimal)
https://www.ghsi.de/CRC/indexDetails.ph ... e=002E9080