HD64F2357F20V Datasheet, PDF (998/1049 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-chip Microcomputer H8S Family / H8S/2300 Series

Appendix C I/O Port Block Diagrams
C.1 Port 1 Block Diagram
Reset
R
Q
D
P1nDDR
C
WDDR1
Reset
R
Q
D
P1nDR
P1_n
C
WDR1
PPG module
Pulse output enable
Pulse output
DMA controller
DMA transfer
acknowledge enable
DMA transfer
acknowledge
RDR1
TPU module
Output compare output/
PWM output enable
Output compare output/
PWM output
RPOR1
Legend:
WDDR1: Write to P1DDR
WDR1: Write to P1DR
RDR1: Read P1DR
RPOR1: Read port 1
n = 0 or 1
Input capture input
Figure C-1 (a) Port 1 Block Diagram (Pins P1₀ and P1₁)
Rev.6.00 Oct.28.2004 page 968 of 1016
REJ09B0138-0600H