NEC PD78056F User Manual page 80

Pd78058f series; pd78058fy series 8-bit single-chip microcontrollers
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(2) Non-port pins (1/2)
Pin Name
Input/Output
INTP0
Input
External interrupt request inputs with specifiable valid edges (rising
INTP1
edge, falling edge, both rising and falling edges).
INTP2
INTP3
INTP4
INTP5
INTP6
SI0
Input
Serial interface serial data input
SI1
SI2
SO0
Output
Serial interface serial data output
SO1
SO2
SB0
Input/
Serial interface serial data input/output
SB1
output
SDA0
SDA1
SCK0
Input/
Serial interface serial clock input/output
SCK1
output
SCK2
SCL
STB
Output
Serial interface automatic transmit/receive strobe output
BUSY
Input
Serial interface automatic transmit/receive busy input
RxD
Input
Asynchronous serial interface serial data input
TxD
Output
Asynchronous serial interface serial data output
ASCK
Input
Asynchronous serial interface serial clock input
TI00
Input
External count clock input to 16-bit timer (TM0)
TI01
Capture trigger signal input to capture register (CR00)
TI1
External count clock input to 8-bit timer (TM1)
TI2
External count clock input to 8-bit timer (TM2)
TO0
Output
16-bit timer (TM0) output (also used for 14-bit PWM output)
TO1
8-bit timer (TM1) output
TO2
8-bit timer (TM2) output
PCL
Output
Clock output (for main system clock and subsystem clock trimming)
BUZ
Output
Buzzer output
RTP0 to RTP7 Output
Real-time output port outputting data in synchronization with trigger
80
CHAPTER 4 PIN FUNCTION ( PD78058FY SUBSERIES)
Function
After Reset Alternate Function
Input
P00/TI00
P01/TI01
P02
P03
P04
P05
P06
Input
P25/SB0/SDA0
P20
P70/RxD
Input
P26/SB1/SDA1
P21
P71/TxD
Input
P25/SI0/SDA0
P26/SO0/SDA1
P25/SI0/SB0
P26/SO0/SB1
Input
P27/SCL
P22
P72/ASCK
P27/SCK0
Input
P23
Input
P24
Input
P70/SI2
Input
P71/SO2
Input
P72/SCK2
Input
P00/INTP0
P01/INTP1
P33
P34
Input
P30
P31
P32
Input
P35
Input
P36
Input
P120 to P127

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