HD6433308 Datasheet, PDF (135/349 Pages) Hitachi Semiconductor – Hitachi Single-Chip MicroComputer

Hardware standby
P9 5
*
Mode 1 or 2
DPME Mode 3
Mode
1 or 2
Reset
R
Q
D
P95 DDR
C
WP9D
Reset
R
Q
D
P95 DR
C
WP9
Dual-port RAM
module
RDY
output
AS output
RP9
WP9D: Write Port 9 DDR
WP9: Write Port 9
RP9: Read Port 9
*
NMOS open drain if DPME="1" (Slave mode)
Figure 5-23. Port 9 Schematic Diagram (Pin P95)
120