Fujitsu FR81S Manual Do Utilizador
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CHAPTER 38: CRC
5. Operation
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER
: CRC
FUJITSU SEMICONDUCTOR CONFIDENTIAL
12
5.1. CRC Definition
The CRC definition is shown below.
CCITT CRC16 Standard
Generator polynomials
0x1021
(CRCCR.CRC32=0)
Initial value
0xFFFF
Final XOR value
0x0000
(CRCCR.FXOR=0)
Bit order
MSB First
(CRCCR.LSBFST=0)
Output bit order
MSB First
(CRCCR.CRCLSF=0)
(Any byte order can be set for input and output)
IEEE-802.3 CRC32 Ethernet Standard
Generator polynomials
0x04C11DB7
(CRCCR.CRC32=1)
Initial value
0xFFFF_FFFF
Final XOR value
0xFFFF_FFFF
(CRCCR.FXOR=1)
Bit order
LSB First
(CRCCR.LSBFST=1)
Output bit order
LSB First
(CRCCR.CRCLSF=1)
(Any byte order can be set for input and output)
MB91520 Series
MN705-00010-1v0-E
1281