Datasheet

PIC24FJ256DA210 FAMILY
DS39969B-page 302  2010 Microchip Technology Inc.
REGISTER 21-4: CRCXORH: CRC XOR HIGH REGISTER
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
X31 X30 X29 X28 X27 X26 X25 X24
bit 15 bit 8
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
X23 X22 X21 X20 X19 X18 X17 X16
bit 7 bit 0
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 15-0 X<31:16>: XOR of Polynomial Term x
n
Enable bits
REGISTER 21-5: CRCDATL: CRC DATA LOW REGISTER
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
DATA15 DATA14 DATA13 DATA12 DATA11 DATA10 DATA9 DATA8
bit 15 bit 8
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
DATA7 DATA6 DATA5 DATA4 DATA3 DATA2 DATA1 DATA0
bit 7 bit 0
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 15-0 DATA<15:0>: CRC Input Data bits
Writing to this register fills the FIFO; reading from this register returns ‘0’.
REGISTER 21-6: CRCDATH: CRC DATA HIGH REGISTER
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
DATA15 DATA14 DATA13 DATA12 DATA11 DATA10 DATA9 DATA8
bit 15 bit 8
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
DATA7 DATA6 DATA5 DATA4 DATA3 DATA2 DATA1 DATA0
bit 7 bit 0
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 15-0 DATA<15:0>: CRC Input Data bits
Writing to this register fills the FIFO; reading from this register returns ‘0’.