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(1) Port pins
Pin Name
I/O
P00
I/O
P01
P02
P03
P04
P05
P06
P07
P10
I/O
P11
P12
P13
P14
P15
P20
I/O
P21
P22
P23
P24
P25
P26
P27
Remark
PULL: On-chip pull-up resistor
52
CHAPTER 2
PULL
Yes
Port 0
8-bit I/O port
Input/output mode can be specified in 1-bit units.
Yes
Port 1
6-bit I/O port
Input/output mode can be specified in 1-bit units.
Yes
Port 2
8-bit I/O port
Input/output mode can be specified in 1-bit units.
User's Manual U13850EJ4V0UM
PIN FUNCTIONS
Function
(1/3)
Alternate Function
NMI
INTP0
INTP1
INTP2
INTP3
INTP4/ADTRG
INTP5/RTPTRG
INTP6
SI0/SDA0
SO0
SCK0/SCL0
SI1/RXD0
SO1/TXD0
SCK1/ASCK0
SI2/SDA1
SO2
SCK2/SCL1
SI3/RXD1
SO3/TXD1
SCK3/ASCK1
TI2/TO2
TI3/TO3
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