Chapter 11 S12XE Clocks and Reset Generator (S12XECRGV1)
MC9S12XE-Family Reference Manual , Rev. 1.19
470
Freescale Semiconductor
11.3
Memory Map and Registers
This section provides a detailed description of all registers accessible in the S12XECRG.
11.3.1
Module Memory Map
gives an overview on all S12XECRG registers.
NOTE
Register Address = Base A Address Offset, where the Base Address
is defined at the MCU level and the Address Offset is defined at the module
level.
Address
Name
Bit 7
6
5
4
3
2
1
Bit 0
0x0000
SYNR
R
VCOFRQ[1:0]
SYNDIV[5:0]
W
0x0001
REFDV
R
REFFRQ[1:0]
REFDIV[5:0]
W
0x0002
POSTDIV
R
0
0
0
POSTDIV[4:0]
W
0x0003
CRGFLG
R
RTIF
PORF
LVRF
LOCKIF
LOCK
ILAF
SCMIF
SCM
W
0x0004
CRGINT
R
RTIE
0
0
LOCKIE
0
0
SCMIE
0
W
0x0005
CLKSEL
R
PLLSEL
PSTP
XCLKS
0
PLLWAI
0
RTIWAI
COPWAI
W
0x0006
PLLCTL
R
CME
PLLON
FM1
FM0
FSTWKP
PRE
PCE
SCME
W
0x0007
RTICTL
R
RTDEC
RTR6
RTR5
RTR4
RTR3
RTR2
RTR1
RTR0
W
0x0008
COPCTL
R
WCOP
RSBCK
0
0
0
CR2
CR1
CR0
W
WRTMASK
0x0009
FORBYP
2
R
0
0
0
0
0
0
0
0
W
0x000A
CTCTL
2
R
0
0
0
0
0
0
0
0
W
0x000B
ARMCOP
R
0
0
0
0
0
0
0
0
W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
2. FORBYP and CTCTL are intended for factory test purposes only.
= Unimplemented or Reserved
Figure 11-2. CRG Register Summary
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
not
available
from
Freescale
for
import
or
sale
in
the
United
States
prior
to
September
2010:
S12XE
products
in
208
MAPBGA
packages