Datasheet

Appendix C I/O Port Block Diagrams
R01UH0166EJ0600 Rev. 6.00 Page 1409 of 1434
Mar 02, 2011
H8S/2633 Group, H8S/2633 F-ZTAT
TM
,
H8S/2633R F-ZTAT
TM
, H8S/2695
C.22 Port E Block Diagram
R
PEnPCR
C
QD
Reset
WPCRE
Reset
WDRE
R
C
QD
PEn
RDRE
RPORE
PEnDR
WDDRE
C
QD
PEnDDR
RPCRE
Reset
R
Internal upper data bus Internal lower data bus
Mode 7
Modes 4 to 6
External address
write
External addres
lower read
WDDRE:
WDRE:
WPCRE:
RDRE:
RPORE:
RPCRE:
n = 0 to 7
Write to PEDDR
Write to PEDR
Write to PEPCR
Read PEDR
Read port E
Read PEPCR
Legend:
Figure C.22 Port E Block Diagram (Pins PE0 to PE7)