LM3S9U90 Datasheet, PDF (239/1310 Pages) Texas Instruments – LM3S9U90

Stellaris^® LM3S9U90 Microcontroller
Register 18: Device Capabilities 1 (DC1), offset 0x010
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 1 (DC1)
Base 0x400F.E000
Offset 0x010
Type RO, reset -
31
30
29
28
reserved
WDT1
Type RO
RO
RO
RO
Reset
0
0
0
1
15
14
13
12
MINSYSDIV
Type RO
RO
RO
RO
Reset
-
-
-
-
27
26
reserved
RO
RO
0
0
11
10
MAXADC1SPD
RO
RO
1
1
25
CAN1
RO
1
24
CAN0
RO
1
9
8
MAXADC0SPD
RO
RO
1
1
23
RO
0
7
MPU
RO
1
22
21
20
reserved
RO
RO
RO
0
0
0
6
5
4
HIB TEMPSNS PLL
RO
RO
RO
1
1
1
19
RO
0
3
WDT0
RO
1
18
RO
0
2
SWO
RO
1
17
ADC1
RO
1
1
SWD
RO
1
16
ADC0
RO
1
0
JTAG
RO
1
Bit/Field
31:29
28
27:26
25
24
23:18
17
16
Name
reserved
WDT1
reserved
CAN1
CAN0
reserved
ADC1
ADC0
Type
RO
RO
RO
RO
RO
RO
RO
RO
Reset
0
1
0
1
1
0
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.
Watchdog Timer 1 Present
When set, indicates that watchdog timer 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.
CAN Module 1 Present
When set, indicates that CAN unit 1 is present.
CAN Module 0 Present
When set, indicates that CAN unit 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.
ADC Module 1 Present
When set, indicates that ADC module 1 is present.
ADC Module 0 Present
When set, indicates that ADC module 0 is present
January 23, 2012
239
Texas Instruments-Production Data