LM3S1W16 Datasheet, PDF (224/794 Pages) Texas Instruments – Stellaris® LM3S1W16 Microcontroller

System Control
Register 18: Device Capabilities 2 (DC2), offset 0x014
This register is predefined by the part and can be used to verify features. If any bit is clear in this
register, the module is not present. The corresponding bit in the RCGC0, SCGC0, and DCGC0
registers cannot be set.
Device Capabilities 2 (DC2)
Base 0x400F.E000
Offset 0x014
Type RO, reset 0x0307.5037
31
30
29
28
27
reserved
Type RO
RO
RO
RO
RO
Reset
0
0
0
0
0
15
14
13
12
11
reserved
I2C1
reserved
I2C0
Type RO
RO
RO
RO
RO
Reset
0
1
0
1
0
26
25
24
23
COMP1 COMP0
RO
RO
RO
RO
0
1
1
0
10
9
8
7
reserved
RO
RO
RO
RO
0
0
0
0
22
21
20
reserved
RO
RO
RO
0
0
0
19
18
17
16
TIMER2 TIMER1 TIMER0
RO
RO
RO
RO
0
1
1
1
6
5
4
3
2
1
0
SSI1
SSI0 reserved UART2 UART1 UART0
RO
RO
RO
RO
RO
RO
RO
0
1
1
0
1
1
1
Bit/Field
31:26
25
24
23:19
18
17
16
15
14
13
12
Name
reserved
COMP1
COMP0
reserved
TIMER2
TIMER1
TIMER0
reserved
I2C1
reserved
I2C0
Type
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Reset
0
1
1
0
1
1
1
0
1
0
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.
Analog Comparator 1 Present
When set, indicates that analog comparator 1 is present.
Analog Comparator 0 Present
When set, indicates that analog comparator 0 is present.
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.
Timer Module 2 Present
When set, indicates that General-Purpose Timer module 2 is present.
Timer Module 1 Present
When set, indicates that General-Purpose Timer module 1 is present.
Timer Module 0 Present
When set, indicates that General-Purpose Timer module 0 is present.
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.
I2C Module 1 Present
When set, indicates that I2C module 1 is present.
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.
I2C Module 0 Present
When set, indicates that I2C module 0 is present.
224
January 21, 2012
Texas Instruments-Production Data