
858
Standby
PE13/
TIOC4B/
MRES
PEW
RES
QD
C
PE13DR
PER
PFC
SBYCR
Q HIZ
QPE13MD0
QPE13MD1
QPE13IOR
SYSC
MRES
Internal
data bus
PER: Port E read signal
PEW: Port E write signal
RES: Reset si
nal
MTU
TIOC4B
TIOC4B
Figure B.33 PE13/TIOC4B/MRES Block Diagram