TM4C1297NCZAD Datasheet, PDF (99/1750 Pages) Texas Instruments – Tiva Microcontroller

Tiva^™ TM4C1297NCZAD Microcontroller
Bit/Field
23:22
21:8
7
6:5
4
3
2
1
0
Name
RMODE
reserved
IDC
reserved
IXC
UFC
OFC
DZC
IOC
Type
RW
RO
RW
RO
RW
RW
RW
RW
RW
Reset
-
Description
Rounding Mode
The specified rounding mode is used by almost all floating-point
instructions.
The RMODE bit in the FPDSC register holds the default value for this bit.
Value Description
0x0 Round to Nearest (RN) mode
0x1 Round towards Plus Infinity (RP) mode
0x2 Round towards Minus Infinity (RM) mode
0x3 Round towards Zero (RZ) mode
0x0
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.
-
Input Denormal Cumulative Exception
When set, indicates this exception has occurred since 0 was last written
to this bit.
0x0
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.
-
Inexact Cumulative Exception
When set, indicates this exception has occurred since 0 was last written
to this bit.
-
Underflow Cumulative Exception
When set, indicates this exception has occurred since 0 was last written
to this bit.
-
Overflow Cumulative Exception
When set, indicates this exception has occurred since 0 was last written
to this bit.
-
Division by Zero Cumulative Exception
When set, indicates this exception has occurred since 0 was last written
to this bit.
-
Invalid Operation Cumulative Exception
When set, indicates this exception has occurred since 0 was last written
to this bit.
June 18, 2014
99
Texas Instruments-Production Data