MC68HC711xxxx Motorola, MC68HC711xxxx Datasheet - Page 38

• Manufacturer Part Number: MC68HC711xxxx
• Description: Microcontrollers
• Manufacturer: Motorola

Operating Modes and On-Chip Memory
Data Sheet
38
$1000
$1001
$1002
$1003
$1004
Addr.
$F800
$FFFF
$0000
$1000
Parallel I/O Control Register
Register Name
SINGLE
CHIP
Port C Data Register
Port A Data Register
Port B Data Register
Figure 2-7. Register and Control Bit Assignments (Sheet 1 of 6)
See page 110.
See page 115.
See page 111.
See page 111.
EXPANDED
Reserved
(PORTA)
(PORTC)
(PORTB)
(PIOC)
EXT
EXT
Figure 2-6. Memory Map for MC68HC811E2
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
BOOTSTRAP
Operating Modes and On-Chip Memory
I = Indeterminate after reset
STAF
Bit 7
PA7
PC7
PB7
R
0
0
I
= Unimplemented
SPECIAL
TEST
EXT
EXT
STAI
PA6
PC6
PB6
R
6
0
0
0
CWOM
PA5
PC5
PB5
R
5
0
0
0
Indeterminate after reset
HNDS
PA4
PC4
PB4
BFFF
00FF
BF00
FFFF
0000
1000
103F
F800
R
R
0
0
0
4
BOOT
ROM
2048 BYTES EEPROM
256 BYTES RAM
64-BYTE REGISTER BLOCK
= Reserved
PC3
PA3
OIN
PB3
R
3
0
0
I
M68HC11E Family — Rev. 5
BFC0
BFFF
FFC0
FFFF
U = Unaffected
PA2
PLS
PC2
PB2
R
U
2
0
I
SPECIAL MODES
INTERRUPT
VECTORS
NORMAL
MODES
INTERRUPT
VECTORS
EGA
PA1
PC1
PB1
R
1
1
0
I
MOTOROLA
INVB
Bit 0
PA0
PC0
PB0
R
1
0
I