Техническая Спецификация для Microchip Technology AC164139
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
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
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’.
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
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’.
Writing to this register fills the FIFO; reading from this register returns ‘0’.