HD6433044 Datasheet, PDF (836/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

C.6 Port 6 Block Diagrams
Mode 7
P6 ₀
Reset
R
Q
D
P6₀ DDR
C
WP6D
Reset
R
Q
D
P6₀ DR
C
WP6
Bus controller
WAIT
input
enable
RP6
WP6D: Write to P6DDR
WP6: Write to port 6
RP6: Read port 6
Figure C-6 (a) Port 6 Block Diagram (Pin P6₀)
Bus controller
WAIT
input
829