HD64F2149 Datasheet, PDF (1017/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

Hardware
standby
P9n
Reset
R
Q
D
P9nDDR
C
WP9D
Reset
R
QD
P9nDR
C
WP9
RP9
WP9D : P9DDR
WP9 : Write to port 9
RP9 : Read port 9
n = 1 or 2
IRQ1 input
IRQ0 input
IRQ1 enable
IRQ0 enable
Figure C.33 Port 9 Block Diagram (Pins P91, P92)
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