HD64F2149 Datasheet, PDF (986/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

Appendix C I/O Port Block Diagrams
C.1 Port 1 Block Diagram
Mode 1
Hardware
standby
Mode 1
P1n
Mode 2, 3
EXPE
RP1P
Reset
R
QD
P1nPCR
C
WP1P
Reset
R
QD
P1nDDR
C^*
WP1D
Reset
R
QD
P1nDR
C
WP1
8-bit PWM
PWM output enable
PWM output
RP1
WP1P : Write to P1PCR
WP1D : Write to P1DDR
WP1 : Write to P1DDR
RP1P : Read P1PCR
RP1 : Read port 1
n = 0 to 7
Note: * Set priority
Figure C.1 Port 1 Block Diagram
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