NEC 78K0/KD1 Series User Manual page 37

(2) Non-port pins (1/2)
Pin Name I/O
INTP0 Input
INTP1 to INTP3
INTP4
INTP5
INTP6
SI10 Input
SO10 Output
SCK10 I/O
RxD0 Input
RxD6
TxD0 Output
TxD6
TI000 Input
TI010
TO00 Output
TI50 Input
TI51
TO50 Output
TO51
TOH0
TOH1
PCL Output
ANI0 to ANI7 Input
AV Input
REF
−
AV
SS
KR0 to KR7 Input
−
REGC
RESET Input
X1 Input
−
X2
XT1 Input
−
XT2
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 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
Capture trigger input to capture register (CR000) of 16-bit
timer/event counter 00
16-bit timer/event counter 00 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
Clock output (for trimming of X1 input clock, subsystem clock)
A/D converter analog input
A/D converter reference voltage input
A/D converter ground potential. Make the same potential as
EV or V .
SS SS
Key interrupt input
Connecting regulator output stabilization capacitor. Connect
via a 0.1 µ F capacitor. To use the CPU at high speed
to V
SS
(f = 10 MHz, V = 4.0 to 5.5 V), connect this pin directly to
XP DD
V .
DD
System reset input
Connecting crystal resonator for X1 input clock oscillation
Connecting crystal resonator for subsystem clock oscillation
Preliminary User's Manual U16315EJ1V0UD
After Reset Alternate Function
Input P120
P30 to P32
P33/TI51/TO51
P16/TOH1
P140/PCL
Input P11/RxD0
Input P12
Input P10/TxD0
Input P11/SI10
P14
Input P10/SCK10
P13
Input P00
P01/TO00
Input P01/TI010
Input P17/TO50
P33/TO51/INTP4
Input P17/TI50
P33/TI51/INTP4
P15
P16/INTP5
Input P140/INTP6
Input P20 to P27
− −
− −
Input P70 to P77
− −
− −
− −
− −
− −
− −
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