Skip to content
Snippets Groups Projects
Commit a95cb41f authored by Patrick Robbe's avatar Patrick Robbe
Browse files

Remove CRC example script

parent 87eaa70f
No related branches found
No related tags found
1 merge request!11link
def crc8_update( crc , data ):
t = data ^ crc
n0 = ( ( t & 0b100000 ) >> 5 ) ^ ( ( t & 0b10000 ) >> 4 ) ^ ( ( t & 0b100 ) >> 2 ) ^ ( ( t & 0b1 ) )
n1 = ( ( t & 0b1000000 ) >> 6 ) ^ ( ( t & 0b100000 ) >> 5 ) ^ ( ( t & 0b1000 ) >> 3 ) ^ ( ( t & 0b10 ) >> 1 )
n2 = ( ( t & 0b10000000 ) >> 7 ) ^ ( ( t & 0b1000000 ) >> 6 ) ^ ( ( t & 0b100000 ) >> 5 ) ^ ( ( t & 0b1 ) )
n3 = ( ( t & 0b10000000 ) >> 7 ) ^ ( ( t & 0b1000000 ) >> 6 ) ^ ( ( t & 0b100000 ) >> 5 ) ^ ( ( t & 0b10000 ) >> 4 ) ^ ( ( t & 0b100 ) >> 2 ) ^ ( ( t & 0b10 ) >> 1 ) ^ ( ( t & 0b1 ) )
n4 = ( ( t & 0b10000000 ) >> 7 ) ^ ( ( t & 0b1000000 ) >> 6 ) ^ ( ( t & 0b100000 ) >> 5 ) ^ ( ( t & 0b1000 ) >> 3 ) ^ ( ( t & 0b100 ) >> 2 ) ^ ( ( t & 0b10 ) >> 1 )
n5 = ( ( t & 0b10000000 ) >> 7 ) ^ ( ( t & 0b1000000 ) >> 6 ) ^ ( ( t & 0b10000 ) >> 4 ) ^ ( ( t & 0b1000 ) >> 3 ) ^ ( ( t & 0b100 ) >> 2 )
n6 = ( ( t & 0b10000000 ) >> 7 ) ^ ( ( t & 0b1000 ) >> 3 ) ^ ( ( t & 0b100 ) >> 2 ) ^ ( ( t & 0b1 ) )
n7 = ( ( t & 0b10000 ) >> 4 ) ^ ( ( t & 0b1000 ) >> 3 ) ^ ( ( t & 0b10 ) >> 1 )
n = n0 | ( n1 << 1 ) | ( n2 << 2 ) | ( n3 << 3 ) | ( n4 << 4 ) | ( n5 << 5 ) | ( n6 << 6 ) | ( n7 << 7 )
return n
crc = 0
crc = crc8_update( crc , 0x00 )
crc = crc8_update( crc , 0x00 )
crc = crc8_update( crc , 0x01 )
crc = crc8_update( crc , 0xf1 )
crc = crc8_update( crc , 0x00 )
crc = crc8_update( crc , 0x00 )
crc = crc8_update( crc , 0x1d )
crc = crc8_update( crc , 0x10 )
crc = crc8_update( crc , 0x20 )
crc = crc8_update( crc , 0x00 )
crc = crc8_update( crc , 0x1d )
crc = crc8_update( crc , 0x10 )
crc = crc8_update( crc , 0x20 )
crc = crc8_update( crc , 0x00 )
print 'CRC = {0:04x}'.format(crc)
0% Loading or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment