Datasheet
Appendix D Pin States 
Rev.7.00 Feb. 14, 2007  page 1099 of 1108 
REJ09B0089-0700 
Port Name 
Pin Name 
MCU 
Operating 
Mode 
Reset 
Hardware 
Standby 
Mode 
Software 
Standby Mode 
Bus-Released 
State 
Program Execution 
State 
Sleep Mode 
PF1/BACK/ 
IRQ1/CS5 
4 to 6  T  T  [BRLE + CS25E · 
PF1CS5S = 0] 
kept 
[BRLE · DDR · 
CS25E · PF1CS5S 
=1] 
And 
[OPE = 0] 
T 
[BRLE · DDR · 
CS25E · PF1CS5S = 
1] 
And 
[OPE = 1] 
H 
[BRLE = 1] 
BACK 
L  [BRLE + CS25E · 
PF1CS5S = 0] 
I/O port 
[BRLE · DDR · 
CS25E · PF1CS5S 
=1] 
CS5 
[BRLE = 1] 
BACK 
 7 T T kept  kept  I/O port 
PF0/BREQ/ 
IRQ0/CS4 
4 to 6  T  T  [BRLE + CS25E · 
PF0CS4S = 0] 
kept 
[BRLE · DDR · 
CS25E · PF0CS4S 
= 1] 
And 
[OPE = 0] 
T 
[BRLE · DDR · 
CS25E · PF0CS4S = 
1] 
And 
[OPE = 1] 
H 
[BRLE = 1] 
T 
T  [BRLE + CS25E · 
PF0CS4S = 0] 
I/O port 
[BRLE · DDR · 
CS25E · PF0CS4S 
= 1] 
CS4 
[BRLE = 1] 
BREQ 
 7 T T kept  kept  I/O port 










