68HC08PT48 Datasheet, PDF (41/352 Pages) Freescale Semiconductor, Inc – Advance Information

Memory Map
Memory Map
Addr.
Register Name
Bit 7
6
$0004
Read:
Port A Data Direction Register
(DDRA)
DDRA7
Write:
Reset: 0
DDRA6
0
$0005
Read:
Port B Data Direction Register
(DDRB)
DDRB7
Write:
Reset: 0
DDRB6
0
$0006
Read:
Port C Data Direction Register
(DDRC)
DDRC7
Write:
Reset: 0
DDRC6
0
$0007
Read:
Port D Data Direction Register
(DDRD)
DDRD7
Write:
Reset: 0
DDRD6
0
$0008
Read:
Port E Data Register
(PTE)
Write:
Reset:
PTE7
PTE6
$0009
Read:
Port F Data Register
(PTF)
Write:
Reset:
PTF7
PTF6
$000A
Read:
Port G Data Register
(PTG)
Write:
Reset:
PTG7
PTG6
5
DDRA5
0
DDRB5
0
DDRC5
0
DDRD5
0
PTE5
PTF5
PTG5
4
3
DDRA4 DDRA3
0
0
DDRB4 DDRB3
0
0
DDRC4 DDRC3
0
0
DDRD4 DDRD3
0
0
PTE4 PTE3
Unaffected by reset
PTF4 PTF3
Unaffected by reset
PTG4 PTG3
Unaffected by reset
2
1
Bit 0
DDRA2 DDRA1 DDRA0
0
0
0
DDRB2 DDRB1 DDRB0
0
0
0
DDRC2 DDRC1 DDRC0
0
0
0
DDRD2 DDRD1 DDRD0
0
0
0
PTE2 PTE1 PTE0
PTF2 PTF1 PTF0
PTG2 PTG1 PTG0
$000B
Unimplemented
Read:
$000C
Port E Data Direction Register
(DDRE)
DDRE7
Write:
Reset: 0
DDRE6
0
DDRE5
0
DDRE4
0
DDRE3
0
DDRE2 DDRE1 DDRE0
0
0
0
Read:
$000D
Port F Data Direction Register
(DDRF)
DDRF7
Write:
Reset: 0
DDRF6
0
DDRF5
0
DDRF4
0
DDRF3
0
DDRF2 DDRF1 DDRF0
0
0
0
= Unimplemented U = Undetermined X = Indeterminate
Figure 2-3. Control, Status, and Data Registers (Sheet 2 of 10)
MC68HC(9)08PT48 — Rev. 2.0
MOTOROLA
Memory Map
Advance Information
41