Appendix C I/O Block Diagrams; Port 1 Block Diagram - Hitachi F-ZTAT H8/3039 Series Hardware Manual

C.1 Port 1 Block Diagram
Hardware standby
P1
n
WP1D: Write to P1DDR
WP1: Write to port 1
RP1: Read port 1
n = 0 to 7
Set priority
*:

Appendix C I/O Block Diagrams

Software standby
Modes 6 and 7
Modes 6 and 7
Modes 1, 3, and 5
Figure C-1 Port 1 Block Diagram
Modes 1, 3, and 5
Reset
S R
Q
P1 DDR
n
C
WP1D
Reset
R
Q
P1 DR
n
C
WP1
RP1
D
*
D
655