4.33 General-Purpose Event Enable Register
The general-purpose event enable register contains bits that are set to enable GPE signals. See Table 4−11 for a
complete description of the register contents.
Bit
7
6
5
4
3
2
1
0
Name
Type
Default
General-purpose event enable
RW
0
RW
0
R
0
RW
0
RW
0
RW
0
RW
0
RW
0
Register:
Offset:
Type:
General-purpose event enable
89h
Read-only, Read/Write
00h
Default:
Table 4−11. General-Purpose Event Enable Register Description
BIT
7 ‡
6 ‡
5
SIGNAL
PWR_EN
VPP12_EN
RSVD
TYPE
RW
RW
R
FUNCTION
Power change GPE enable. When this bit is set, GPE is signaled on PWR_STS events.
12-V V GPE enable. When this bit is set, GPE is signaled on VPP12_STS events.
PP
Reserved. This bit returns 0 when read. A write has no effect.
4 ‡
3 ‡
2 ‡
1 ‡
0 ‡
GP4_EN
GP3_EN
GP2_EN
GP1_EN
GP0_EN
RW
RW
RW
RW
RW
GPI4 GPE enable. When this bit is set, GPE is signaled on GP4_STS events.
GPI3 GPE enable. When this bit is set, GPE is signaled on GP3_STS events.
GPI2 GPE enable. When this bit is set, GPE is signaled on GP2_STS events.
GPI1 GPE enable. When this bit is set, GPE is signaled on GP1_STS events.
GPI0 GPE enable. When this bit is set, GPE is signaled on GP0_STS events.
‡
One or more bits in this register are cleared only by the assertion of GRST.
4.34 General-Purpose Input Register
The general-purpose input register contains the logical value of the data input to the GPI terminals. See Table 4−12
for a complete description of the register contents.
Bit
7
6
5
4
3
2
1
0
Name
Type
Default
General-purpose input
R
0
R
0
R
0
RU
X
RU
X
RU
X
RU
X
RU
X
Register:
Offset:
Type:
General-purpose input
8Ah
Read/Update, Read-only
XXh
Default:
Table 4−12. General-Purpose Input Register Description
FUNCTION
BIT
7−5
4
SIGNAL
RSVD
TYPE
R
Reserved. These bits return 0s when read. Writes have no effect.
GPI4_DATA
GPI3_DATA
GPI2_DATA
GPI1_DATA
GPI0_DATA
RU
RU
RU
RU
RU
GPI4 data input. This bit represents the logical value of the data input from GPI4.
GPI3 data input. This bit represents the logical value of the data input from GPI3.
GPI2 data input. This bit represents the logical value of the data input from GPI2.
GPI1 data input. This bit represents the logical value of the data input from GPI1.
GPI0 data input. This bit represents the logical value of the data input from GPI0.
3
2
1
0
4−23
TI [ TEXAS INSTRUMENTS ]
