Datasheet

Register Block
MC68HC812A4 Data Sheet, Rev. 7
34 Freescale Semiconductor
$0041
Loop Divider Register Low
(LDVL)
See page 113.
Read:
LDV7 LDV6 LDV5 LDV4 LDV3 LDV2 LDV1 LDV0
Write:
Reset:11111111
$0042
Reference Divider
Register High (RDVH)
See page 114.
Read: 0 0 0 0
RDV11 RDV10 RDV9 RDV8
Write:
Reset:00001111
$0043
Reference Divider
Register Low (RDVL)
See page 114.
Read:
RDV7 RDV6 RDV5 RDV4 RDV3 RDV2 RDV1 RDV0
Write:
Reset:11111111
$0044 Reserved RRRRRRRR
$0045 Reserved RRRRRRRR
$0046 Reserved RRRRRRRR
$0047
Clock Control Register
(CLKCTL)
See page 114.
Read: LCKF
PLLON PLLS BCSC BCSB BCSA MCSB MCSA
Write:
Reset:00000000
$0048 Reserved RRRRRRRR
↓↓
$005F Reserved RRRRRRRR
$0060
ATD Control Register 0
(ATDCTL0)
See page 199.
Read:
00000000
Write:
Reset:00000000
$0061
ATD Control Register 1
(ATDCTL1)
See page 199.
Read:00000000
Write:
Reset:00000000
$0062
ATD Control Register 2
(ATDCTL2)
See page 200.
Read:
ADPU AFFC AWAI
000
ASCIE
ASCIF
Write:
Reset:00000000
$0063
ATD Control Register 3
(ATDCTL3)
See page 201.
Read:000000
FRZ1 FRZ0
Write:
Reset:00000000
$0064
ATD Control Register 4
(ATDCTL4)
See page 201.
Read: 0
SMP1 SMP0 PRS4 PRS3 PRS2 PRS1 PRS0
Write:
Reset:00000001
$0065
ATD Control Register 5
(ATDCTL5)
See page 202.
Read: 0
S8CM SCAN MULT CD CC CB CA
Write:
Reset:00000000
Addr.Register Name Bit 7654321Bit 0
= Unimplemented
R
= Reserved U = Unaffected
Figure 2-1. Register Map (Sheet 6 of 14)