Datasheet
Appendix 
R01UH0310EJ0500 Rev. 5.00    Page 1353 of 1384 
Sep 25, 2012     
H8S/2426, H8S/2426R, H8S/2424 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, 4  H 
PF3/LWR 
3, 7  T 
T [LWR output, 
OPE = 0] 
T 
[LWR output, 
OPE = 1] 
H 
[Other than the 
above] 
Keep 
[LWR output] 
T 
[Other than the 
above] 
Keep 
[LWR output] 
LWR 
[Other than the 
above] 
I/O port 
PF2/LCAS*
1
/ 
CS6 
1, 2, 3, 4, 7  T  T  [LCAS output, 
OPE = 0] 
T 
[LCAS output, 
OPE = 1] 
H 
[CS output, 
OPE = 1] 
T 
[CS output, 
OPE = 1] 
H 
[Other than the 
above] 
Keep 
[LCAS output] 
T 
[CS output] 
T 
[Other than the 
above] 
Keep 
[LCAS output] 
LCAS 
[CS output] 
CS 
[Other than the 
above] 
I/O port 
PF1/UCAS*
1
/
CS5 
1, 2, 3, 4, 7  T  T  [UCAS output, 
OPE = 0] 
T 
[UCAS output, 
OPE = 1] 
H 
[CS output, 
OPE = 1] 
T 
[CS output, 
OPE = 1] 
H 
[Other than the 
above] 
Keep 
[UCAS output] 
T 
[CS output] 
T 
[Other than the 
above] 
Keep 
[UCAS output] 
UCAS 
[CS output] 
CS 
[Other than the 
above] 
I/O port 










