Register 1: System Exception Raw Interrupt Status (SYSEXCRIS), offset 0x000
The SYSEXCRIS register is the raw interrupt status register. On a read, this register gives the
current raw status value of the corresponding interrupt. A write has no effect.
System Exception Raw Interrupt Status (SYSEXCRIS)
Base 0x400F.9000
Offset 0x000
Type RO, reset 0x0000.0000
16171819202122232425262728293031
reserved
ROROROROROROROROROROROROROROROROType
0000000000000000Reset
0123456789101112131415
FPIDCRISFPDZCRISFPIOCRISFPUFCRISFPOFCRISFPIXCRIS
reserved
ROROROROROROROROROROROROROROROROType
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.
0x0000.00ROreserved31:6
Floating-Point Inexact Exception Raw Interrupt Status
DescriptionValue
No interrupt0
A floating-point inexact exception has occurred.1
This bit is cleared by writing a 1 to the IXCIC bit in the SYSEXCIC
register.
0ROFPIXCRIS5
Floating-Point Overflow Exception Raw Interrupt Status
DescriptionValue
No interrupt0
A floating-point overflow exception has occurred.1
This bit is cleared by writing a 1 to the OFCIC bit in the SYSEXCIC
register.
0ROFPOFCRIS4
Floating-Point Underflow Exception Raw Interrupt Status
DescriptionValue
No interrupt0
A floating-point underflow exception has occurred.1
This bit is cleared by writing a 1 to the UFCIC bit in the SYSEXCIC
register.
0ROFPUFCRIS3
June 18, 2014524
Texas Instruments-Production Data
Processor Support and Exception Module
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