Hitachi H8/329 Series Hardware Manual page 102

Hardware standby
P4
n
Mode 1 or 2
WP4D: Write Port 4 DDR
WP4: Write Port 4
RP4: Read Port 4
n = 3, 4, 5
Figure 5-6. Port 4 Schematic Diagram (Pins P4
Mode 1 or 2
Mode 3
93
Reset
R
Q D
P4 DDR
n
C
WP4D
Reset
R
Q D
P4 DR
n
C
WP4
RP4
, P4 and P4
3 4 5
RD output
WR output
AS ouput
)