NEC PD78058FY(A) User Manual

Page 62

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62

CHAPTER 3 PIN FUNCTION (

µ

PD78058F SUBSERIES)

(2) Non-port pins (1/2)

Pin Name

Input/Output

Function

After Reset Alternate Function

INTP0

Input

External interrupt request inputs with specifiable valid edges (rising

Input

P00/TI00

INTP1

edge, falling edge, both rising and falling edges).

P01/TI01

INTP2

P02

INTP3

P03

INTP4

P04

INTP5

P05

INTP6

P06

SI0

Input

Serial interface serial data input

Input

P25/SB0

SI1

P20

SI2

P70/RxD

SO0

Output

Serial interface serial data output

Input

P26/SB1

SO1

P21

SO2

P71/TxD

SB0

Input/

Serial interface serial data input/output

Input

P25/SI0

SB1

output

P26/SO0

SCK0

Input/

Serial interface serial clock input/output

Input

P27

SCK1

output

P22

SCK2

P72/ASCK

STB

Output

Serial interface automatic transmit/receive strobe output

Input

P23

BUSY

Input

Serial interface automatic transmit/receive busy input

Input

P24

RxD

Input

Asynchronous serial interface serial data input

Input

P70/SI2

TxD

Output

Asynchronous serial interface serial data output

Input

P71/SO2

ASCK

Input

Asynchronous serial interface serial clock input

Input

P72/SCK2

TI00

Input

External count clock input to 16-bit timer (TM0)

Input

P00/INTP0

TI01

Capture trigger signal input to capture register (CR00)

P01/INTP1

TI1

External count clock input to 8-bit timer (TM1)

P33

TI2

External count clock input to 8-bit timer (TM2)

P34

TO0

Output

16-bit timer (TM0) output (also used for 14-bit PWM output)

Input

P30

TO1

8-bit timer (TM1) output

P31

TO2

8-bit timer (TM2) output

P32

PCL

Output

Clock output (for main system clock and subsystem clock trimming)

Input

P35

BUZ

Output

Buzzer output

Input

P36

RTP0 to RTP7

Output

Real-time output port outputting data in synchronization with trigger

Input

P120 to P127

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