HD6473837H Datasheet, PDF (552/562 Pages) Renesas Technology Corp – Hardware Manual

C.10 Block Diagram of Port A
V_CC
PA _n
SBY
PDRA _n
PCRA _n
V_SS
PDRA: Port data register A
PCRA: Port control register A
n = 0 to 3
Figure C.10 Port A Block Diagram
Internal
data bus
535