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2.4 Types of Pin I/O Circuit and Connection of Unused Pins
Connection of a 1 to 10 kΩ resistor is recommended when connecting to V
resistor.
Pin
P00/NMI
P01/ESO0/INTP0
P02/ESO1/INTP1
P03/ADTRG0/INTP2
P04/ADTRG1/INTP3
P05/INTP4 to P07/INTP6
P10/TIUD10/TO10
P11/TCUD10/INTP100
P12/TCLR10/INTP101
P13/TIUD11/TO11
P14/TCUD11/INTP110
P15/TCLR11/INTP111
P20/TI2/INTP20
P21/TO21/INTP21 to P24/TO24/INTP24
P25/TCLR2/INTP25
P26/TI3/TCLR3/INTP30
P27/TO3/INTP31
P30/RXD0
P31/TXD0
P32/RXD1
P33/TXD1
P34/ASCK1
P35/RXD2
P36/TXD2
P37/ASCK2
P40/SI0
P41/SO0
P42/SCK0
P43/SI1
P44/SO1
P45/SCK1
P46/CRXD
P47/CTXD
PCM0/WAIT
PCM1/CLKOUT
PCM2/HLDAK
CHAPTER 2 PIN FUNCTIONS
I/O Circuit Type
2
Connect directly to V
5-AC
Input status: Independently connect to V
Output status: Leave open.
5
5-AC
5
5-AC
5
5-AC
5
5-AC
5
5-AC
5
User's Manual U14492EJ3V0UD
, V
, CV
, CV
DD5
SS5
DD
Recommended Connection
.
SS5
or V
DD5
SS5
, or AV
via a
SS
SS
(1/2)
via a resistor.
59
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