M68HC11_03 Datasheet, PDF (38/268 Pages) Motorola, Inc – 8-channel, 8-bit analog-to-digital (A/D) converter

Freescale Semiconductor, Inc.
Operating Modes and On-Chip Memory
$0000
EXT
$1000
0000
256 BYTES RAM
EXT
00FF
1000
64-BYTE REGISTER BLOCK
103F
EXT
EXT
BF00
BOOT
ROM
BFFF
BFC0 _{SPECIAL MODES}
INTERRUPT
BFFF ^VECTORS
$F800
$FFFF
SINGLE
CHIP
EXPANDED BOOTSTRAP
SPECIAL
TEST
F800
FFFF
2048 BYTES EEPROM
FFC0
FFFF
NORMAL
MODES
INTERRUPT
VECTORS
Figure 2-6. Memory Map for MC68HC811E2
Addr.
$1000
$1001
$1002
$1003
$1004
Register Name
Bit 7
6
5
4
3
2
1
Bit 0
Port A Data Register ^Read: _PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
(PORTA) Write:
See page 110. _{Reset: I}
0
0
0
I
I
I
I
Reserved
R
R
R
R
R
R
R
R
Parallel I/O Control Register ^Read: _STAF
STAI
CWOM
HNDS
OIN
(PIOC) Write:
See page 115. _{Reset: 0}
0
0
0
0
PLS
EGA INVB
U
1
1
Port C Data Register ^Read: _PC7
PC6
(PORTC) Write:
See page 111. _Reset:
PC5
PC4
PC3
PC2
Indeterminate after reset
PC1
PC0
Port B Data Register ^Read: _PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
(PORTB) Write:
See page 111. _{Reset: 0}
0
0
0
0
0
0
0
= Unimplemented
R = Reserved U = Unaffected
I = Indeterminate after reset
Figure 2-7. Register and Control Bit Assignments (Sheet 1 of 6)
Data Sheet
38
Operating Modes and On-Chip Memory
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Go to: www.freescale.com
M68HC11E Family — Rev. 5
MOTOROLA