LM3S102-IRN20 Luminary Micro, Inc., LM3S102-IRN20 Datasheet - Page 78
![no-image](/images/no-image-200.jpg)
LM3S102-IRN20
Manufacturer Part Number
LM3S102-IRN20
Description
Microcontroller
Manufacturer
Luminary Micro, Inc.
Datasheet
1.LM3S102-IRN20.pdf
(335 pages)
- Current page: 78 of 335
- Download datasheet (2Mb)
System Control
78
Reset
Reset
Type
Type
Bit/Field
31:16
15:14
13:5
XTAL to PLL Translation (PLLCFG)
Offset 0x064
4:0
RO
RO
31
15
0
-
OD
Register 18: XTAL to PLL Translation (PLLCFG), offset 0x064
This register provides a means of translating external crystal frequencies into the appropriate PLL
settings. This register is initialized during the reset sequence and updated anytime that the XTAL
field changes in the Run-Mode Clock Configuration (RCC) register (see page 74).
RO
RO
30
14
0
-
reserved
Name
OD
R
RO
RO
F
29
13
0
-
RO
RO
28
12
0
-
Type
RO
RO
27
11
RO
RO
RO
RO
0
-
RO
RO
26
10
0
-
Reset
RO
RO
25
F
0
9
-
0
Preliminary
-
-
-
RO
RO
24
0
8
-
reserved
Description
Reserved bits return an indeterminate value, and should
never be changed.
This field specifies the value supplied to the PLL’s OD input.
This field specifies the value supplied to the PLL’s F input.
This field specifies the value supplied to the PLL’s R input.
RO
RO
23
0
7
-
RO
RO
22
0
6
-
RO
RO
21
0
5
-
RO
RO
20
0
4
-
RO
RO
19
0
3
-
RO
RO
18
0
2
-
R
October 6, 2006
RO
RO
17
0
1
-
RO
RO
16
0
0
-
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