NEC 78K0 User Manual page 49

8-bit single-chip microcontrollers
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(2) Non-port pins (1/2)
Pin Name
I/O
INTP0
Input
INTP1 to INTP3
INTP4
INTP5
INTP6
INTP7
SI10
Input
Note
SI11
SIA0
SO10
Output
Note
SO11
SOA0
SCK10
I/O
Note
SCK11
SCKA0
Note
SSI11
Input
BUSY0
Input
STB0
Output
RxD0
Input
RxD6
TxD0
Output
TxD6
TI000
Input
Note
TI001
TI010
Note
TI011
TO00
Output
Note
TO01
TI50
Input
TI51
TO50
Output
TO51
TOH0
TOH1
Note SO11, SI11, SCK11, SSI11, TI001, TI011, and TO01 are available only in the
78F0148.
CHAPTER 2 PIN FUNCTIONS
Function
External interrupt request input for which the valid edge (rising
edge, falling edge, or both rising and falling edges) can be
specified
Serial data input to serial interface
Serial data output from serial interface
Clock input/output for serial interface
Serial interface chip select input
Serial interface busy input
Serial interface strobe output
Serial data input to asynchronous serial interface
Serial data output from asynchronous serial interface
External count clock input to 16-bit timer/event counter 00
Capture trigger input to capture registers (CR000, CR010) of
16-bit timer/event counter 00
External count clock input to 16-bit timer/event counter 01
Capture trigger input to capture registers (CR001, CR011) of
16-bit timer/event counter 01
Capture trigger input to capture register (CR000) of 16-bit
timer/event counter 00
Capture trigger input to capture register (CR001) of 16-bit
timer/event counter 01
16-bit timer/event counter 00 output
16-bit timer/event counter 01 output
External count clock input to 8-bit timer/event counter 50
External count clock input to 8-bit timer/event counter 51
8-bit timer/event counter 50 output
8-bit timer/event counter 51 output
8-bit timer H0 output
8-bit timer H1 output
User's Manual U15947EJ2V0UD
*
After Reset
Alternate Function
Input
P120
P30 to P32
P33/TI51/TO51
P16/TOH1
P140/PCL
P141/BUZ/BUSY0
Input
P11/RxD0
P03
P143
Input
P12
P02
P144
Input
P10/TxD0
P04
P142
Input
P05/TI001
Input
P141/BUZ/INTP7
Input
P145
Input
P11/SI10
P14
Input
P10/SCK10
P13
Input
P00
Note
P05/SSI11
P01/TO00
Note
P06/TO01
Input
P01/TI010
Note
P06/TI011
Input
P17/TO50
P33/TO51/INTP4
Input
P17/TI50
P33/TI51/INTP4
P15
P16/INTP5
µ
PD780146, 780148, and
49

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