LM3S9BN6 Datasheet, PDF (256/1381 Pages) Texas Instruments – ARM and Thumb are registered trademarks and Cortex

System Control
Bit/Field
11:9
8
7
6
5
4
3
2
1
0
Name
reserved
GPIOJ
GPIOH
GPIOG
GPIOF
GPIOE
GPIOD
GPIOC
GPIOB
GPIOA
Type
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Reset
0
1
1
1
1
1
1
1
1
1
Description
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.
GPIO Port J Present
When set, indicates that GPIO Port J is present.
GPIO Port H Present
When set, indicates that GPIO Port H is present.
GPIO Port G Present
When set, indicates that GPIO Port G is present.
GPIO Port F Present
When set, indicates that GPIO Port F is present.
GPIO Port E Present
When set, indicates that GPIO Port E is present.
GPIO Port D Present
When set, indicates that GPIO Port D is present.
GPIO Port C Present
When set, indicates that GPIO Port C is present.
GPIO Port B Present
When set, indicates that GPIO Port B is present.
GPIO Port A Present
When set, indicates that GPIO Port A is present.
256
January 21, 2012
Texas Instruments-Production Data