3069RF-ZTAT Datasheet, PDF (945/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

C.3 Port 3 Block Diagram
Hardware standby
External
bus released
Mode 7
Write to external
address
Reset
R
Q
D
P3 _n DDR
C
WP3D
Reset
R
Mode 7
P3n
Q
D
P3 _nDR
Modes
1 to 5
C
WP3
RP3
[Legend]
WP3D: Write to P3DDR
WP3: Write to port 3
RP3: Read port 3
n = 0 to 7
Read external
address
Figure C.3 Port 3 Block Diagram
Rev. 5.0, 09/04, page 923 of 978