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WR
PU
RD
WR
PORT
WR
PM
Alternate function
Remark
PU1: Pull-up resistor option register 1
PM1: Port 1 mode register
RD:
Port 1 read signal
WR:
Port 1 write signal
CHAPTER 14
Figure 14-12. Block Diagram of P13
PU1
PU13
Selector
Output latch
(P13)
PM1
PM13
User's Manual U13850EJ4V0UM
PORT FUNCTION
V
DD
P-ch
P13/SI1/RxD0
383
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