DescriptionResetTypeNameBit/Field
Oscillator Source
Selects the input source for the OSC. The values are:
Input SourceValue
MOSC
Main oscillator
0x0
PIOSC
Precision internal oscillator
(default)
0x1
PIOSC/4
Precision internal oscillator / 4
0x2
30 kHz
30-kHz internal oscillator
0x3
For additional oscillator sources, see the RCC2 register.
0x1R/WOSCSRC5:4
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.
0x0ROreserved3:2
Precision Internal Oscillator Disable
DescriptionValue
The precision internal oscillator (PIOSC) is disabled.1
The precision internal oscillator is enabled.0
0R/WIOSCDIS1
Main Oscillator Disable
DescriptionValue
The main oscillator is disabled (default).1
The main oscillator is enabled.0
1R/WMOSCDIS0
July 24, 2012208
Texas Instruments-Production Data
System Control
OBSOLETE: TI has discontinued production of this device.