Datasheet

Register Block
MC68HC812A4 Data Sheet, Rev. 7
32 Freescale Semiconductor
$0026
Port H Key Wakeup
Interrupt Enable Register
(KWIEH) See page 96.
Read:
Bit 7Bit 6Bit 5Bit 4Bit 3Bit 2Bit 1Bit 0
Write:
Reset:00000000
$0027
Port H Key Wakeup Flag
Register (KWIFH)
See page 96.
Read:
KWIFH7 KWIFH6 KWIFH5 KWIFH4 KWIFH3 KWIFH2 KWIFH1 KWIFH0
Write:
Reset:00000000
$0028
Port J Data Register
(PORTJ)
See page 97.
Read:
PJ7 PJ6 PJ5 PJ4 PJ3 PJ2 PJ1 PJ0
Write:
Reset:00000000
$0029
Port J Data Direction
Register (DDRJ)
See page 97.
Read:
DDRJ7 DDRJ6 DDRJ5 DDRJ4 DDRJ3 DDRJ2 DDRJ1 DDRJ0
Write:
Reset:00000000
$002A
Port J Key Wakeup
Interrupt Enable Register
(KWIEJ)
See page 97.
Read:
KWIEJ7 KWIEJ6 KWIEJ5 KWIEJ4 KWIEJ3 KWIEJ2 KWIEJ1 KWIEJ0
Write:
Reset:00000000
$002B
Port J Key Wakeup Flag
Register (KWIFJ)
See page 98.
Read:
KWIFJ7 KWIFJ6 KWIFJ5 KWIFJ4 KWIFJ3 KWIFJ2 KWIFJ1 KWIFJ0
Write:
Reset:00000000
$002C
Port J Key Wakeup
Polarity Register
(KPOLJ) See page 98.
Read:
KPOLJ7 KPOLJ6 KPOLJ5 KPOLJ4 KPOLJ3 KPOLJ2 KPOLJ1 KPOLJ0
Write:
Reset:00000000
$002D
Port J Key Wakeup
Pullup/Pulldown Select
Register (PUPSJ)
See page 99.
Read:
PUPSJ7 PUPSJ6 PUPSJ5 PUPSJ4 PUPSJ3 PUPSJ2 PUPSJ1 PUPSJ0
Write:
Reset:00000000
$002E
Port J Key Wakeup
Pullup/Pulldown Enable
Register (PULEJ)
See page 99.
Read:
PULEJ7 PULEJ6 PULEJ5 PULEJ4 PULEJ3 PULEJ2 PULEJ1 PULEJ0
Write:
Reset:00000000
$002F Reserved RRRRRRRR
$0030
Port F Data Register
(PORTF)
See page 85.
Read: 0
PF6 PF5 PF4 PF3 PF2 PF1 PF0
Write:
Reset:00000000
$0031
Port G Data Register
(PORTG)
See page 85.
Read: 0 0
Bit 5Bit 4Bit 3Bit 2Bit 1Bit 0
Write:
Reset:00000000
$0032
Port F Data Direction
Register (DDRF)
See page 86.
Read: 0
DDRF6 DDRF5 DDRF4 DDRF3 DDRF2 DDRF1 DDRF0
Write:
Reset:00000000
Addr.Register Name Bit 7654321Bit 0
= Unimplemented
R
= Reserved U = Unaffected
Figure 2-1. Register Map (Sheet 4 of 14)