CHAPTER 4 PORT FUNCTIONS
Figure 4-13. Block Diagram of P52
EVDD
WRPU
PU5
P-ch
PU52
WRPFC
WRPMC
WRPM
PFC5
PFC52
PMC5
PMC52
PM5
PM52
TO50 output
RTP02 output
WRPORT
Output latch
(P52)
P52/TO50/RTP02/KR2
RD
Address
KR2 input
Remark PU5: Pull-up resistor option register 5
PFC5: Port 5 function control register
PM5: Port 5 mode register
PMC5: Port 5 mode control register
RD:
Port 5 read signal
WR: Port 5 write signal
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User’s Manual U15862EJ3V0UD