H8S-2655 Datasheet, PDF (1069/1091 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer

Appendix C I/O Port Block Diagrams
Reset
R
Q
D
PF1DDR
C
WDDRF
Reset
R
PF₁
Q
D
PF1DR
C
WDRF
Mode 1/2/4/5/6
RDRF
Bus controller
BRLE output
Bus request
acknowledge output
RPORF
Legend:
WDDRF : Write to PFDDR
WDRF : Write to PFDR
RDRF : Read PFDR
RPORF : Read port F
Figure C.12 (b) Port F Block Diagram (Pin PF₁)
Rev. 5.00 Sep 14, 2006 page 1041 of 1060
REJ09B0331-0500