MC68HC08AS20 Datasheet, PDF (179/386 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

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Table 15-1. I/O Register Summary (Continued)
Register Name
Bit 7
6
5
4
3
2
1
Bit 0
Read:
0
Data Direction Register C
(DDRC)
Write:
MCLKEN
Reset: 0
0
0
DDRC4 DDRC3 DDRC2 DDRC1 DDRC0
0
0
0
0
0
0
Read: 0
Data Direction Register D
(DDRD)
Write:
0
Reset: 0
DDRD6 DDRD5 DDRD4 DDRD3 DDR2 DDRD1 DDRD0
0
0
0
0
0
0
0
Read:
Port E Data Register
(PTE)
Write:
Reset:
PTE7
PTE6
PTE5 PTE4 PTE3 PTE2
Unaffected by Reset
PTE1
PTE0
Read: 0
0
0
Port F Data Register
(PTF)
Write:
0
PTF3 PTF2 PTF1 PTF0
Reset:
Unaffected by Reset
Read:
Data Direction Register E
(DDRE)
Write:
Reset:
DDRE7
0
DDRE6
0
DDRE5
0
DDRE4
0
DDRE3 DDRE2
0
0
DDRE1
0
DDRE0
0
Read: 0
Data Direction Register F
(DDRF)
Write:
Reset: 0
0
0
0
0
0
DDRF3 DDRF2 DDRF1 DDRF0
0
0
0
0
0
= Unimplemented
R = Reserved
MC68HC08AS20 — Rev. 4.1
Freescale Semiconductor
Advance Information
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