UPD78F9234MC-5A4-A Datasheet, PDF (63/419 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

WRPU
RD
CHAPTER 4 PORT FUNCTIONS
Figure 4-9. Block Diagram of P41 and P44
PU4
PU41, PU44
Alternate
function
WRPORT
WRPM
P4
Output latch
(P41, P44)
PM4
PM41, PM44
PU4: Pull-up resistor option register 4
P4: Port register 4
PM4: Port mode register 4
RD: Read signal
WR××: Write signal
VDD
P-ch
P41/INTP3,
P44/RxD6
User’s Manual U17446EJ5V0UD
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