Register 18: Precision Internal Oscillator Statistics (PIOSCSTAT), offset 0x154
This register provides the user information on the PIOSC calibration. Note that a 32.768-kHz oscillator
must be used as the Hibernation module clock source for the user to be able to calibrate the PIOSC.
Precision Internal Oscillator Statistics (PIOSCSTAT)
Base 0x400F.E000
Offset 0x154
Type RO, reset 0x0040.0040
16171819202122232425262728293031
DTreserved
ROROROROROROROROROROROROROROROROType
0000001000000000Reset
0123456789101112131415
CTreservedRESULTreserved
ROROROROROROROROROROROROROROROROType
0000001000000000Reset
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.
0x00ROreserved31:23
Default Trim Value
This field contains the default trim value. This value is loaded into the
PIOSC after every full power-up.
0x40RODT22:16
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.
0x0ROreserved15:10
Calibration Result
DescriptionValue
Calibration has not been attempted.0x0
The last calibration operation completed to meet 1% accuracy.0x1
The last calibration operation failed to meet 1% accuracy.0x2
Reserved0x3
0RORESULT9:8
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.
0ROreserved7
Calibration Trim Value
This field contains the trim value from the last calibration operation. After
factory calibration CT and DT are the same.
0x40ROCT6:0
291June 18, 2014
Texas Instruments-Production Data
Tiva
™
TM4C1294NCPDT Microcontroller
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