Datasheet

Rev. 3.00, 03/04, page 817 of 830
Appendix
A. I/O Port States in Each Pin State
Port Name
Pin Name
MCU
Operating
Mode
Reset
Hardware
Standby
Mode
Software
Standby
Mode
Watch
Mode
Sleep
Mode
Subsleep
Mode
Subactive
Mode
Program
Execution
State
Port 1
A7 to A0
(EXPE = 1) T T kept* kept* kept* kept* Address
output/input
port
Address
output/input
port
(EXPE = 0) I/O port I/O port
Port 2
A15 to A8
(EXPE = 1) T T kept* kept* kept* kept* Address
output/
I/O port
Address
output/
I/O port
(EXPE = 0) I/O port I/O port
Port 3
D15 to D8
(EXPE = 1) T T T T T T D15 to D8 D15 to D8
(EXPE = 0) kept kept kept kept I/O port I/O port
Port 4
(EXPE = 1) T T kept kept kept kept I/O port I/O port
(EXPE = 0)
Port 5
(EXPE = 1) T T kept kept kept kept I/O port I/O port
(EXPE = 0)
Port 6
D7 to D0
(EXPE = 1) T T kept kept kept kept D7 to D0/
I/O port
D7 to D0/
I/O port
(EXPE = 0) I/O port I/O port
Port 7
(EXPE = 1) T T T T T T Input port Input port
(EXPE = 0)
Port 8
(EXPE = 1) T T kept kept kept kept I/O port I/O port
(EXPE = 0)
Port 97
WAIT,
CS256
(EXPE = 1) T T T/kept T/kept T/kept T/kept WAIT/CS256/
I/O port
WAIT/CS256
/I/O port
(EXPE = 0) kept kept kept kept I/O port I/O port
Port 96
φ, EXCL
(EXPE = 1) T T [DDR = 1]
H
[DDR = 0]
T
EXCL
input
[DDR = 1]
Clock
output
[DDR = 0]
T
EXCL
input
EXCL input Clock output/
EXCL input/
Input port
(EXPE = 0)