Description
Reset
Type
Name
Bit/Field
Brown-Out Reset
Note that for this bit, the BOR event that causes the Brown-Out Reset
can be any of the following:
■
The V
DD
supply drops below its acceptable operating range.
■
The V
DDA
supply drops below its acceptable operating range.
Description
Value
When read, this bit indicates that a brown-out reset has not
generated a reset since the previous power-on reset.
Writing a 0 to this bit clears it.
0
When read, this bit indicates that a brown-out reset has caused
a reset event.
1
0
RW
BOR
2
Power-On Reset
Description
Value
When read, this bit indicates that a power-on reset has not
generated a reset.
Writing a 0 to this bit clears it.
0
When read, this bit indicates that a power-on reset has caused
a reset event.
1
1
RW
POR
1
External Reset
Description
Value
When read, this bit indicates that an external reset (
RST
assertion) has not caused a reset event since the previous
power-on reset.
Writing a 0 to this bit clears it.
0
When read, this bit indicates that an external reset (
RST
assertion) has caused a reset event.
1
0
RW
EXT
0
269
June 18, 2014
Texas Instruments-Production Data
Tiva
™
TM4C1294NCPDT Microcontroller