Appendix C I/O Port Block Diagrams - Hitachi H8S/2646 Hardware Manual

Hitachi 16-bit single-chip microcomputer h8s/2646 series

Table of Contents

Appendix C I/O Port Block Diagrams

Port 1 Block Diagrams

: Write to P1DDR

: Write to P1DR

: Read port 1

Priority order: Output compare output > PWM output

Figure C-1 (a) Port 1 Block Diagram (Pins P10 and P11)

pulse output > DR output

Pulse output enable

Pulse output

Output compare

Output/PWM output enable

Output compare output/

Input capture input