Texas Instruments TM4C1294NCPDT User Manual

Register 1: CRC Control (CRCCTRL), offset 0x400
The CRC Control (CRCCTRL) register is used to configure control of the CRC.
CRC Control (CRCCTRL)
Base 0x4403.0000
Offset 0x400
Type RW, reset 0x0000.0000
16171819202122232425262728293031
reserved
ROROROROROROROROROROROROROROROROType
0000000000000000Reset
0123456789101112131415
TYPEENDIANreservedBROBRRESINVreservedSIZEINITreserved
RWRWRWRWRWRWRORWRWRWRORORWRWRWROType
0000000000000000Reset
DescriptionResetTypeNameBit/Field
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0x0000ROreserved31:15
CRC Initialization
Determines initialization value of CRC. This field is self-clearing. With
the first write to the CRC Data Input (CRCDIN) register, this value clears
to zero and remains zero for the rest of the operation unless written
again.
DescriptionValue
Use the CRCSEED register context as the starting value0x0
reserved0x1
Initialize to all '0s'0x2
Initialize to all '1s'0x3
0x0RWINIT14:13
Input Data Size
DescriptionValue
32-bit (word)0
8-bit (byte)1
0RWSIZE12
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0x0ROreserved11:10
Result Inverse Enable
DescriptionValue
No effect0
Invert the result bits before storing in the CRCRSLTPP register.1
0RWRESINV9
June 18, 2014950
Texas Instruments-Production Data
Cyclical Redundancy Check (CRC)

Texas Instruments TM4C1294NCPDT Specifications

General

Brand	Texas Instruments
Model	TM4C1294NCPDT
Category	Microcontrollers
Language	English