HD6433308 Datasheet, PDF (345/349 Pages) Hitachi Semiconductor – Hitachi Single-Chip MicroComputer

Appendix C. Pin States
C.1 Pin States in Each Mode
Table C-1. Pin States
Pin
name
P17 – P10
A7 – A0
P27 – P20
A15 – A8
P37 – P30
D7 – D0
P47 – P40,
P52 – P50,
P67 – P60,
P77 – P70,
P86 – P81,
MCU
mode
1
2
Reset
Low
3-State
3
1
Low
2
3-State
3
1
3-State
2
3
1
3-State
2
3
1
3-State
2
3
1
3-State
2
3
1
3-State
2
3
1
3-State
2
3
Hardware
standby
3-State
3-State
3-State
Software Sleep
standby mode
Low
Prev. state
Low if (Addr.
DDR = 1, output pins:
Prev. state last address
if DDR = 0 accessed)
Prev. state
Low
Prev. state
Low if (Addr.
DDR = 1, output pins:
Prev. state last address
if DDR = 0 accessed)
Prev. state
3-state 3-State
Normal
operation
Addr. output
Addr. output
or input port
I/O port
Addr. output
Addr. output
or input port
I/O port
D7 – D0
3-State
Prev. state Prev. state
Prev. state Prev. state
(note 3)
I/O port
I/O port
3-State
Prev. state Prev. state I/O port
(note 3)
3-State
Prev. state Prev. state I/O port
(note 3)
3-State
3-State 3-State
Input port
3-State
Prev. state Prev. state I/O port
(note 3)
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