HD64F2149 Datasheet, PDF (987/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

C.2 Port 2 Block Diagrams
Mode 1
Hardware
standby
Mode 1
P2n
Mode 2, 3
EXPE
RP2P
Reset
R
QD
P2nPCR
C
WP2P
Reset
R
QD
P2nDDR
C^*
WP2D
Reset
R
QD
P2nDR
C
WP2
8-bit PWM
PWM output enable
PWM output
RP2
WP2P : Write to P2PCR
WP2D : Write to P2DDR
WP2 : Write to port 2
RP2P : Read P2PCR
RP2 : Read port 2
n = 0 to 3
Note: * Set priority
Figure C.2 Port 2 Block Diagram (Pins P20 to P23)
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