r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 1280

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Appendix
Table A.2
Rev. 1.00 Sep. 19, 2008 Page 1252 of 1270
REJ09B0466-0100
Port Name
Pin Name
Port 1
P27, P26
P25/WAIT-B
P24 to P20
P34 to P30
P35/OE-B
Port 4
P53
P52/BACK-B 1, 2, 4, 7
P51/BREQ-B 1, 2, 4, 7
Port States in Each Processing State (H8S/2424 Group)
MCU
Operating
Mode
1, 2, 4, 7
1, 2, 4, 7
1, 2, 4, 7
1, 2, 4, 7
1, 2, 4, 7
1, 2, 4, 7
1, 2, 4, 7
1, 2, 4, 7
Reset
T
T
T
T
T
T
T
T
T
T
Hardware
Standby
Mode
T
T
T
T
T
T
T
T
T
T
Software
Standby Mode
Keep
Keep
[WAIT-B input]
T
[Other than the
above]
Keep
Keep
Keep
[OE-B output,
OPE = 0]
T
[OE-B output,
OPE = 1]
H
[Other than the
above]
Keep
T
Keep
[BACK-B
output]
T
[Other than the
above]
Keep
[BREQ-B input]
T
[Other than the
above]
Keep
Bus Release
State
Keep
Keep
[WAIT-B input]
T
[Other than the
above]
Keep
Keep
Keep
[OE-B output]
T
[Other than the
above]
Keep
T
Keep
[BACK-B output]
BACK-B
[Other than the
above]
Keep
[BREQ-B input]
BREQ-B
[Other than the
above]
Keep
Program
Execution State
Sleep Mode
I/O port
I/O port
[WAIT-B input]
WAIT-B
[Other than the
above]
I/O port
I/O port
I/O port
[OE-B output]
OE
[Other than the
above]
I/O port
Input port
I/O port
[BACK-B output]
BACK-B
[Other than the
above]
I/O port
[BREQ-B input]
BREQ-B
[Other than the
above]
I/O port