MC68HC908GR8 Datasheet, PDF (34/286 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

Memory Map
Addr.
Register Name
$0038
Read:
PLL Multiplier Select High
Register (PMSH)
Write:
Reset:
$0039
Read:
PLL Multiplier Select Low
Register (PMSL)
Write:
Reset:
$003A
Read:
PLL VCO Select Range
Register (PMRS)
Write:
Reset:
$003B
Read:
PLL Reference Divider
Select Register (PMDS)
Write:
Reset:
$003C
Analog-to-Digital Status and ^Read:
Control Register Write:
(ADSCR) _Reset:
$003D
Read:
Analog-to-Digital Data
Register (ADR)
Write:
Reset:
$003E
Read:
Analog-to-Digital Input Clock
Register (ADCLK)
Write:
Reset:
Read:
$003F
Unimplemented Write:
Reset:
$FE00
Read:
SIM Break Status Register
(SBSR)
Write:
Reset:
Note: Writing a logic 0 clears SBSW.
$FE01
Read:
SIM Reset Status Register
(SRSR)
Write:
POR:
Read:
$FE02
Unimplemented Write:
Reset:
$FE03
Read:
SIM Break Flag Control
Register (SBFCR)
Write:
Reset:
Bit 7
0
0
MUL7
0
VRS7
0
0
0
COCO
R
0
AD7
ADIV2
0
R
0
POR
1
BCFE
0
6
5
0
0
0
MUL6
1
VRS6
1
0
0
MUL5
0
VRS5
0
0
0
0
AIEN
ADCO
0
0
AD6
AD5
ADIV1
0
ADIV0
0
R
R
0
0
PIN
COP
0
0
R
R
= Unimplemented
4
0
0
MUL4
0
VRS4
0
0
0
ADCH4
1
AD4
3
MUL11
0
MUL3
0
VRS3
0
RDS3
0
ADCH3
1
AD3
2
MUL10
0
MUL2
0
VRS2
0
RDS2
0
ADCH2
1
AD2
1
MUL9
0
MUL1
0
VRS1
0
RDS1
0
ADCH1
1
AD1
Indeterminate after reset
0
0
0
ADICLK
R
R
R
0
0
0
0
BW
R
R
R
NOTE
0
0
0
0
ILOP
ILAD MODRST LVI
0
0
0
0
R
R
R = Reserved
R
R
U = Unaffected
Figure 2-2. Control, Status, and Data Registers (Sheet 6 of 7)
Bit 0
MUL8
0
MUL0
0
VRS0
0
RDS0
1
ADCH0
1
AD0
0
R
0
R
0
0
0
R
MC68HC908GR8 • MC68HC908GR4 Data Sheet, Rev. 7
34
Freescale Semiconductor