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CRC models supported by pycrc

This is a list of supported CRC models by pycrc. If you can't find your model here, have a look at Greg Cook's Catalogue of parametrised CRC Algorithms.

crc-5 ^¶

Width	5
Poly	0x5
Reflect In	True
XOR In	0x1f
Reflect Out	True
XOR Out	0x1f
Short command	pycrc.py --model crc-5
Extended command	pycrc.py --width 5 --poly 0x5 --reflect-in True --xor-in 0x1f --reflect-out True --xor-out 0x1f
Check	0x19

crc-8 ^¶

Width	8
Poly	0x07
Reflect In	False
XOR In	0x00
Reflect Out	False
XOR Out	0x00
Short command	pycrc.py --model crc-8
Extended command	pycrc.py --width 8 --poly 0x07 --reflect-in False --xor-in 0x00 --reflect-out False --xor-out 0x00
Check	0xf4

dallas-1-wire ^¶

Width	8
Poly	0x31
Reflect In	True
XOR In	0x00
Reflect Out	True
XOR Out	0x00
Short command	pycrc.py --model dallas-1-wire
Extended command	pycrc.py --width 8 --poly 0x31 --reflect-in True --xor-in 0x00 --reflect-out True --xor-out 0x00
Check	0xa1

crc-12-3gpp ^¶

Width	12
Poly	0x80f
Reflect In	False
XOR In	0x000
Reflect Out	True
XOR Out	0x000
Short command	pycrc.py --model crc-12-3gpp
Extended command	pycrc.py --width 12 --poly 0x80f --reflect-in False --xor-in 0x000 --reflect-out True --xor-out 0x000
Check	0xdaf

crc-15 ^¶

Width	15
Poly	0x4599
Reflect In	False
XOR In	0x000
Reflect Out	False
XOR Out	0x000
Short command	pycrc.py --model crc-15
Extended command	pycrc.py --width 15 --poly 0x4599 --reflect-in False --xor-in 0x000 --reflect-out False --xor-out 0x000
Check	0x59e

crc-16 ^¶

Width	16
Poly	0x8005
Reflect In	True
XOR In	0x0000
Reflect Out	True
XOR Out	0x0000
Short command	pycrc.py --model crc-16
Extended command	pycrc.py --width 16 --poly 0x8005 --reflect-in True --xor-in 0x0000 --reflect-out True --xor-out 0x0000
Check	0xbb3d

crc-16-usb ^¶

Width	16
Poly	0x8005
Reflect In	True
XOR In	0xffff
Reflect Out	True
XOR Out	0xffff
Short command	pycrc.py --model crc-16-usb
Extended command	pycrc.py --width 16 --poly 0x8005 --reflect-in True --xor-in 0xffff --reflect-out True --xor-out 0xffff
Check	0xb4c8

crc-16-modbus ^¶

Width	16
Poly	0x8005
Reflect In	True
XOR In	0xffff
Reflect Out	True
XOR Out	0x0000
Short command	pycrc.py --model crc-16-modbus
Extended command	pycrc.py --width 16 --poly 0x8005 --reflect-in True --xor-in 0xffff --reflect-out True --xor-out 0x0000
Check	0x4b37

crc-16-genibus ^¶

Width	16
Poly	0x1021
Reflect In	False
XOR In	0xffff
Reflect Out	False
XOR Out	0xffff
Short command	pycrc.py --model crc-16-genibus
Extended command	pycrc.py --width 16 --poly 0x1021 --reflect-in False --xor-in 0xffff --reflect-out False --xor-out 0xffff
Check	0xd64e

ccitt ^¶

Width	16
Poly	0x1021
Reflect In	False
XOR In	0xffff
Reflect Out	False
XOR Out	0x0000
Short command	pycrc.py --model ccitt
Extended command	pycrc.py --width 16 --poly 0x1021 --reflect-in False --xor-in 0xffff --reflect-out False --xor-out 0x0000
Check	0x29b1

r-crc-16 ^¶

Width	16
Poly	0x0589
Reflect In	False
XOR In	0x0000
Reflect Out	False
XOR Out	0x0001
Short command	pycrc.py --model r-crc-16
Extended command	pycrc.py --width 16 --poly 0x0589 --reflect-in False --xor-in 0x0000 --reflect-out False --xor-out 0x0001
Check	0x007e

kermit ^¶

Width	16
Poly	0x1021
Reflect In	True
XOR In	0x0000
Reflect Out	True
XOR Out	0x0000
Short command	pycrc.py --model kermit
Extended command	pycrc.py --width 16 --poly 0x1021 --reflect-in True --xor-in 0x0000 --reflect-out True --xor-out 0x0000
Check	0x2189

x-25 ^¶

Width	16
Poly	0x1021
Reflect In	True
XOR In	0xffff
Reflect Out	True
XOR Out	0xffff
Short command	pycrc.py --model x-25
Extended command	pycrc.py --width 16 --poly 0x1021 --reflect-in True --xor-in 0xffff --reflect-out True --xor-out 0xffff
Check	0x906e

xmodem ^¶

Width	16
Poly	0x1021
Reflect In	False
XOR In	0x0000
Reflect Out	False
XOR Out	0x0000
Short command	pycrc.py --model xmodem
Extended command	pycrc.py --width 16 --poly 0x1021 --reflect-in False --xor-in 0x0000 --reflect-out False --xor-out 0x0000
Check	0x31c3

zmodem ^¶

Width	16
Poly	0x1021
Reflect In	False
XOR In	0x0000
Reflect Out	False
XOR Out	0x0000
Short command	pycrc.py --model zmodem
Extended command	pycrc.py --width 16 --poly 0x1021 --reflect-in False --xor-in 0x0000 --reflect-out False --xor-out 0x0000
Check	0x31c3

crc-24 ^¶

Width	24
Poly	0x864cfb
Reflect In	False
XOR In	0xb704ce
Reflect Out	False
XOR Out	0x000000
Short command	pycrc.py --model crc-24
Extended command	pycrc.py --width 24 --poly 0x864cfb --reflect-in False --xor-in 0xb704ce --reflect-out False --xor-out 0x000000
Check	0x21cf02

crc-32 ^¶

Width	32
Poly	0x04c11db7
Reflect In	True
XOR In	0xffffffff
Reflect Out	True
XOR Out	0xffffffff
Short command	pycrc.py --model crc-32
Extended command	pycrc.py --width 32 --poly 0x04c11db7 --reflect-in True --xor-in 0xffffffff --reflect-out True --xor-out 0xffffffff
Check	0xcbf43926

crc-32c ^¶

Width	32
Poly	0x1edc6f41
Reflect In	True
XOR In	0xffffffff
Reflect Out	True
XOR Out	0xffffffff
Short command	pycrc.py --model crc-32c
Extended command	pycrc.py --width 32 --poly 0x1edc6f41 --reflect-in True --xor-in 0xffffffff --reflect-out True --xor-out 0xffffffff
Check	0xe3069283

crc-32-mpeg ^¶

Width	32
Poly	0x04c11db7
Reflect In	False
XOR In	0xffffffff
Reflect Out	False
XOR Out	0x00000000
Short command	pycrc.py --model crc-32-mpeg
Extended command	pycrc.py --width 32 --poly 0x04c11db7 --reflect-in False --xor-in 0xffffffff --reflect-out False --xor-out 0x00000000
Check	0x0376e6e7

crc-32-bzip2 ^¶

Width	32
Poly	0x04c11db7
Reflect In	False
XOR In	0xffffffff
Reflect Out	False
XOR Out	0xffffffff
Short command	pycrc.py --model crc-32-bzip2
Extended command	pycrc.py --width 32 --poly 0x04c11db7 --reflect-in False --xor-in 0xffffffff --reflect-out False --xor-out 0xffffffff
Check	0xfc891918

posix ^¶

Width	32
Poly	0x04c11db7
Reflect In	False
XOR In	0x00000000
Reflect Out	False
XOR Out	0xffffffff
Short command	pycrc.py --model posix
Extended command	pycrc.py --width 32 --poly 0x04c11db7 --reflect-in False --xor-in 0x00000000 --reflect-out False --xor-out 0xffffffff
Check	0x765e7680

jam ^¶

Width	32
Poly	0x04c11db7
Reflect In	True
XOR In	0xffffffff
Reflect Out	True
XOR Out	0x00000000
Short command	pycrc.py --model jam
Extended command	pycrc.py --width 32 --poly 0x04c11db7 --reflect-in True --xor-in 0xffffffff --reflect-out True --xor-out 0x00000000
Check	0x340bc6d9

xfer ^¶

Width	32
Poly	0x000000af
Reflect In	False
XOR In	0x00000000
Reflect Out	False
XOR Out	0x00000000
Short command	pycrc.py --model xfer
Extended command	pycrc.py --width 32 --poly 0x000000af --reflect-in False --xor-in 0x00000000 --reflect-out False --xor-out 0x00000000
Check	0xbd0be338

crc-64 ^¶

Width	64
Poly	0x000000000000001b
Reflect In	True
XOR In	0x0000000000000000
Reflect Out	True
XOR Out	0x0000000000000000
Short command	pycrc.py --model crc-64
Extended command	pycrc.py --width 64 --poly 0x000000000000001b --reflect-in True --xor-in 0x0000000000000000 --reflect-out True --xor-out 0x0000000000000000
Check	0x46a5a9388a5beffe

crc-64-jones ^¶

Width	64
Poly	0xad93d23594c935a9
Reflect In	True
XOR In	0xffffffffffffffff
Reflect Out	True
XOR Out	0x0000000000000000
Short command	pycrc.py --model crc-64-jones
Extended command	pycrc.py --width 64 --poly 0xad93d23594c935a9 --reflect-in True --xor-in 0xffffffffffffffff --reflect-out True --xor-out 0x0000000000000000
Check	0xcaa717168609f281

crc-64-xz ^¶

Width	64
Poly	0x42f0e1eba9ea3693
Reflect In	True
XOR In	0xffffffffffffffff
Reflect Out	True
XOR Out	0xffffffffffffffff
Short command	pycrc.py --model crc-64-xz
Extended command	pycrc.py --width 64 --poly 0x42f0e1eba9ea3693 --reflect-in True --xor-in 0xffffffffffffffff --reflect-out True --xor-out 0xffffffffffffffff
Check	0x995dc9bbdf1939fa

Copyright © 2008–2011 by Thomas Pircher