Datasheet

Appendix
R01UH0309EJ0500 Rev. 5.00 Page 1361 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
Port Name
Pin Name
MCU
Operating
Mode
Reset
Hardware
Standby
Mode
Software Standby
Mode
Bus Release
State
Program
Execution State
Sleep Mode
1, 2 L T [OPE = 0]
T
[OPE = 1]
Keep
T [Address output]
A20 to A16
PA4/A20
PA3/A19
PA2/A18
PA1/A17
PA0/A16
3, 4, 7 T T [Address output,
OPE = 0]
T
[Address output,
OPE = 1]
Keep
[Other than the
above]
Keep
[Address output]
T
[Other than the
above]
Keep
[Address output]
A20 to A16
[Other than the
above]
I/O port
1, 2 L T [OPE = 0]
T
[OPE = 1]
Keep
T [Address output]
A15 to A8
Port B
3, 4, 7 T T [Address output,
OPE = 0]
T
[Address output,
OPE = 1]
Keep
[Other than the
above]
Keep
[Address output]
T
[Other than the
above]
Keep
[Address output]
A15 to A8
[Other than the
above]
I/O port