HD64F3028F25 Datasheet, PDF (869/925 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

C.3 Port 3 Block Diagram
Hardware standby
External
bus released
Mode 6/7
Write to external
address
Reset
R
Q
D
P3 _n DDR
C
WP3D
Reset
R
Mode 6/7
P3n
Q
D
P3 _nDR
Mode
1 to 5
C
WP3
RP3
Read external
address
WP3D: Write to P3DDR
WP3: Write to port 3
RP3: Read port 3
n = 0 to 7
Figure C.3 Port 3 Block Diagram
Rev. 2.00, 09/03, page 837 of 890