Freescale Semiconductor, Inc.
Registers
Address
$004D
$004E
$004F
$0050
$0051
$0052
$0053
$0054
$0055
$0056
$0057
Bit 7
6
5
4
3
2
1
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
PSBCK
0
Name
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
0
6
5
4
3
2
1
PWPER1
PWPER2
PWPER3
PWDTY0
PWDTY1
PWDTY2
PWDTY3
PWCTL
PWTST
PORTP
6
5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
1
6
6
5
4
4
3
3
2
2
5
5
1
6
4
3
2
1
0
0
PSWAI
0
CENTR
0
RDPP
0
PUPP
0
DISCR
PP7
DDP7
DISCP
PP6
DDP6
DISCAL
PP5
DDP5
PP4
DDP4
PP3
DDP3
PP2
DDP2
PP1
DDP1
PP0
DDP0
DDRP
$0058-
$005F
0
0
0
0
0
0
0
0
Reserved
$0060
$0061
$0062
$0063
$0064
$0065
$0066
$0067
$0068
$0069
Reserved
Reserved
ATD0CTL0
ATD0CTL1
ATD0CTL2
ATD0CTL3
ATD0CTL4
ATD0CTL5
ATD0STAT0
ATD0STAT1
ADPU
0
AFFC
0
ASWAI
0
0
0
0
0
ASCIE
FRZ1
PRS1
CB
ASCIF
FRZ0
PRS0
CA
0
0
RES10
0
SMP1
S8CM
0
SMP0
SCAN
0
PRS4
MULT
0
PRS3
CD
PRS2
CC
SCF
CCF7
SAR9
SAR1
0
CC2
CCF2
SAR4
TST2
CC1
CC0
CCF6
SAR8
SAR0
CCF5
SAR7
RST
CCF4
SAR6
TSTOUT
CCF3
SAR5
TST3
CCF1
SAR3
TST1
CCF0
SAR2 ATD0TESTH
TST0
ATD0TESTL
$006A–$
006E
0
0
0
0
0
0
0
0
Reserved
$006F
$0070
$0071
$0072
$0073
$0074
$0075
$0076
$0077
$0078
$0079
$007A
$007B
$007C
PAD07
Bit 15
Bit 7
PAD06
14
PAD05
13
0
PAD04
12
0
PAD03
11
0
PAD02
10
0
PAD01
PAD00
Bit 8
0
PORTAD0
ADR00H
ADR00L
ADR01H
ADR01L
ADR02H
ADR02L
ADR03H
ADR03L
ADR04H
ADR04L
ADR05H
ADR05L
ADR06H
9
0
9
0
9
0
9
0
9
0
9
0
9
Bit 6
14
Bit 15
Bit 7
13
0
12
0
11
0
10
0
Bit 8
0
Bit 6
14
Bit 15
Bit 7
13
0
12
0
11
0
10
0
Bit 8
0
Bit 6
14
Bit 15
Bit 7
13
0
12
0
11
0
10
0
Bit 8
0
Bit 6
14
Bit 15
Bit 7
13
0
12
0
11
0
10
0
Bit 8
0
Bit 6
14
Bit 15
Bit 7
13
0
12
0
11
0
10
0
Bit 8
0
Bit 6
14
Bit 15
13
12
11
10
Bit 8
Table 4-1. Register Map (Sheet 3 of 10)
Technical Data
MC68HC912DG128 — Rev 3.0
Registers
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