LM3S1Z16 Datasheet, PDF (205/794 Pages) Texas Instruments – Stellaris® LM3S1Z16 Microcontroller

Stellaris^® LM3S1Z16 Microcontroller
Bit/Field
10:6
Name
XTAL
Type
R/W
Reset
0x0B
Description
Crystal Value
This field specifies the crystal value attached to the main oscillator. The
encoding for this field is provided below. Depending on the crystal used,
the PLL frequency may not be exactly 400 MHz, see Table
20-8 on page 751 for more information.
Value Crystal Frequency (MHz) Not Crystal Frequency (MHz) Using
Using the PLL
the PLL
0x00
1.000 MHz
reserved
0x01
1.8432 MHz
reserved
0x02
2.000 MHz
reserved
0x03
2.4576 MHz
reserved
0x04
3.579545 MHz
0x05
3.6864 MHz
0x06
4 MHz
0x07
4.096 MHz
0x08
4.9152 MHz
0x09
5 MHz
0x0A
5.12 MHz
0x0B
6 MHz (reset value)
0x0C
6.144 MHz
0x0D
7.3728 MHz
0x0E
8 MHz
0x0F
8.192 MHz
0x10
10.0 MHz
0x11
12.0 MHz
0x12
12.288 MHz
0x13
13.56 MHz
0x14
14.31818 MHz
0x15
16.0 MHz
0x16
16.384 MHz
January 21, 2012
205
Texas Instruments-Production Data