mc68hc705v12 Freescale Semiconductor, Inc, mc68hc705v12 Datasheet - Page 40

• Manufacturer Part Number: mc68hc705v12
• Description: M68hc05-based Mcu Hc05 Freescale Semiconductor
• Manufacturer: Freescale Semiconductor, Inc

Memory Map
Advance Information
$0000
$0001
$0002
$0003
$0004
$0005
$0006
$0007
$0008
Addr.
Control Register (CTSCR)
Core Timer Status and
Port A Data Direction
Port B Data Direction
Port C Data Direction
Port C Data Register
Port D Data Register
Port A Data Register
Port B Data Register
Register Name
Unimplemented
See page 82.
See page 83.
See page 84.
See page 86.
See page 82.
See page 83.
See page 84.
See page 89.
(PORTB)
(PORTC)
(PORTD)
(PORTA)
Figure 2-3. I/O and Control Registers (Sheet 1 of 7)
(DDRC)
(DDRA)
(DDRB)
Freescale Semiconductor, Inc.
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Read:
Read: CTOF
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
For More Information On This Product,
DDRC7 DDRC6
DDRB7
Bit 7
PB7
PC7
0
0
0
0
0
0
0
Go to: www.freescale.com
= Unimplemented
DDRA6
DDRB6
RTIF
PC6
PA6
PB6
Memory Map
6
0
0
0
0
0
DDRA5
DDRB5
DDRC5
TOFE
PB5
PC5
PA5
5
0
0
0
0
0
DDRA4
DDRB4
DDRC4
Unaffected by reset
Unaffected by reset
Unaffected by reset
Unaffected by reset
RTIE
PC4
PD4
PA4
PB4
R
4
0
0
0
0
= Reserved
DDRC3
DDRA3
DDRB3
TOFC
PB3
PC3
PD3
PA3
3
0
0
0
0
0
MC68HC705V12
DDRA2
DDRB2
DDRC2
RTFC
PC2
PD2
PB2
PA2
2
0
0
0
0
0
U = Unaffected
DDRA1
DDRB1
DDRC1
PB1
PC1
PD1
RT1
PA1
1
0
0
0
1
—
Rev. 3.0
DDRA0
DDRB0
DDRC0
Bit 0
PC0
PD0
PA0
PB0
RT0
0
0
0
1