Appendix C I/O Port Block Diagrams; Port 1 Block Diagram - Renesas F-ZTAT H8 Series Hardware Manual

Appendix C I/O Port Block Diagrams

Appendix C I/O Port Block Diagrams
C.1

Port 1 Block Diagram

Hardware standby
P1
n
Legend:
WP1D: Write to P1DDR
WP1: Write to port 1
RP1: Read port 1
Note: n = 0 to 7
Rev. 3.00 Mar 21, 2006 page 776 of 814
REJ09B0302-0300
Software
standby Mode 7
External bus
released
Mode 7
Mode
1 to 6
Figure C.1 Port 1 Block Diagram
Reset
Mode 1 to 4
Q
P1 DDR
n
C
WP1D
Reset
Q
P1 DR
n
C
WP1
RP1
R
D
R
D