68HC11E Register and Control Bit Assignments
Reg |
Bit 7 |
Bit 6 |
Bit 5 |
Bit 4 |
Bit 3 |
Bit 2 |
Bit 1 |
Bit 0 |
Name |
Page |
$1000 |
PA7 |
PA6 |
PA5 |
PA4 |
PA3 |
PA2 |
PA1 |
PA0 |
PORTA |
6-1 |
$1001 |
- |
- |
- |
- |
- |
- |
- |
- |
Reserved |
- |
$1002 |
STAF |
STAI |
CWOM |
HNDS |
OIN |
PLS |
EGA |
INVB |
PIOC |
6-5 |
$1003 |
PC7 |
PC6 |
PC5 |
PC4 |
PC3 |
PC2 |
PC1 |
PC0 |
PORTC |
6-3 |
$1004 |
PB7 |
PB6 |
PB5 |
PB4 |
PB3 |
PB2 |
PB1 |
PB0 |
PORTB |
6-2 |
$1005 |
PCL7 |
PCL6 |
PCL5 |
PCL4 |
PCL3 |
PCL2 |
PCL1 |
PCL0 |
PORTCL |
6-3 |
$1006 |
- |
- |
- |
- |
- |
- |
- |
- |
Reserved |
- |
$1007 |
DDC7 |
DDC6 |
DDC5 |
DDC4 |
DDC3 |
DDC2 |
DDC1 |
DDC0 |
DDRC |
6-3 |
$1008 |
0 |
0 |
PD5 |
PD4 |
PD3 |
PD2 |
PD1 |
PD0 |
PORTD |
6-3 |
$1009 |
0 |
0 |
DDD5 |
DDD4 |
DDD3 |
DDD2 |
DDD1 |
DDD0 |
DDRD |
6-4 |
$100A |
PE7 |
PE6 |
PE5 |
PE4 |
PE3 |
PE2 |
PE1 |
PE0 |
PORTE |
6-4 |
$100B |
FOC1 |
FOC2 |
FOC3 |
FOC4 |
FOC5 |
0 |
0 |
0 |
CFORC |
9-8 |
$100C |
OC1M7 |
OC1M6 |
OC1M5 |
OC1M4 |
OC1M3 |
0 |
0 |
0 |
OC1M |
9-9 |
$100D |
OC1D7 |
OC1D6 |
OC1D5 |
OC1D4 |
OC1D3 |
0 |
0 |
0 |
OC1D |
9-9 |
$100E |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TCNT (High) |
9-9 |
$100F |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TCNT (Low) |
9-9 |
$1010 |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TIC1 (High) |
9-6 |
$1011 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TIC1 (Low) |
9-6 |
$1012 |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TIC2 (High) |
9-6 |
$1013 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TIC2 (Low) |
9-6 |
$1014 |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TIC3 (High) |
9-6 |
$1015 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TIC3 (Low) |
9-6 |
$1016 |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TOC1 (High) |
9-8 |
$1017 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TOC1 (Low) |
9-8 |
$1018 |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TOC2 (High) |
9-8 |
$1019 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TOC2 (Low) |
9-8 |
$101A |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TOC3 (High) |
9-8 |
$101B |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TOC3 (Low) |
9-8 |
$101C |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TOC4 (High) |
9-8 |
$101D |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TOC4 (Low) |
9-8 |
$101E |
Bit 15 |
14 |
13 |
12 |
11 |
10 |
9 |
Bit 8 |
TI4/O5 (High) |
9-6 |
$101F |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
TI4/O5 (Low) |
9-6 |
$1020 |
OM2 |
OL2 |
OM3 |
OL3 |
OM4 |
OL4 |
OM5 |
OL5 |
TCTL1 |
9-10 |
$1021 |
EDG4B |
EDG4A |
EDG1B |
EDB1A |
EDG2B |
EDG2A |
EDG3B |
EDG4B |
TCTL2 |
9-5 |
$1022 |
OC1I |
OC2I |
OC3I |
OC4I |
I4/O5I |
IC1I |
IC2I |
IC3I |
TMSK1 |
9-10 |
$1023 |
OC1F |
OC2F |
OC3F |
OC4F |
I4/O5F |
IC1F |
IC2F |
IC3F |
TFLG1 |
9-11 |
$1024 |
TOI |
RTII |
PAOVI |
PAII |
0 |
0 |
PR1 |
PR0 |
TMSK2 |
9-11,13,18 |
$1025 |
TOF |
RTIF |
PAOVF |
PAIF |
0 |
0 |
0 |
0 |
TFLG2 |
9-12,18 |
$1026 |
DDRA7 |
PAEN |
PAMOD |
PEDGE |
DDRA3 |
I4/O5 |
RTR1 |
RTR0 |
PACTL |
|
$1027 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
PACNT |
9-18 |
$1028 |
SPIE |
SPE |
DWOM |
MSTR |
CPOL |
CPHA |
SPR1 |
SPR0 |
SPCR |
8-6 |
$1029 |
SPIF |
WCOL |
0 |
MODF |
0 |
0 |
0 |
0 |
SPSR |
8-7 |
$102A |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
0 |
SPDR |
8-8 |
$102B |
TCLR |
SCP2 |
SCP1 |
SCP0 |
RCKB |
SCR2 |
SCR1 |
SCR0 |
BAUD |
7-9 |
$102C |
R8 |
T8 |
0 |
M |
WAKE |
0 |
0 |
0 |
SCCR1 |
7-7 |
$102D |
TIE |
TCIE |
RIE |
ILIE |
TE |
RE |
RWU |
SBK |
SCCR2 |
7-7 |
$102E |
TDRE |
TC |
RDRF |
IDLE |
OR |
NF |
FE |
0 |
SCSR |
7-8 |
$102F |
R7/T7 |
R6/T6 |
R5/T5 |
R4/T4 |
R3/T3 |
R2/T2 |
R1/T1 |
R0/T0 |
SCDR |
7-6 |
$1030 |
CCF |
0 |
SCAN |
MULTI |
CD |
CC |
CB |
CA |
ADCTL |
10-7 |
$1031 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
ADR1 |
10-9 |
$1032 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
ADR2 |
10-9 |
$1033 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
ADR3 |
10-9 |
$1034 |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
Bit 0 |
ADR4 |
10-9 |
$1035 |
0 |
0 |
0 |
PTCON |
BPRT3 |
BPRT2 |
BPRT1 |
BPRT0 |
BPROT |
4-21 |
$1036 |
MBE |
0 |
ELAT |
EXCOL |
EXROW |
T1 |
T0 |
PRM |
EPROG |
4-18 |
$1037 |
- |
- |
- |
- |
- |
- |
- |
- |
Reserved |
- |
$1038 |
- |
- |
- |
- |
- |
- |
- |
- |
Reserved |
- |
$1039 |
ADPU |
CSEL |
IRQE |
DLY |
CME |
0 |
CR1 |
CR0 |
OPTION |
|
$103A |
Bit 7 |
6 |
5 |
4 |
3 |
2 |
1 |
0 |
COPRST |
5-2 |
$103B |
ODD |
EVEN |
ELAT |
BYTE |
ROW |
ERASE |
EELAT |
EPGM |
PPROG |
4-18,21 |
$103C |
RBOOT |
SMOD |
MDA |
IRVNE |
PSEL3 |
PSEL2 |
PSEL1 |
PSEL0 |
HPRIO |
|
$103D |
RAM3 |
RAM2 |
RAM1 |
RAM0 |
REG3 |
REG2 |
REG1 |
REG0 |
INIT |
4-14 |
$103E |
TILOP |
0 |
OCCR |
CBYP |
DISR |
FCM |
FCOP |
TCON |
TEST1 |
- |
$103F |
EE3 |
EE2 |
EE1 |
EE0 |
NOSEC |
NOCOP |
ROMON |
EEON |
CONFIG |
|