UPD78044F datasheet(13/74 Pages) RENESAS

13 / 74 page

mPD78042F, 78043F, 78044F, 78045F

3.2

PINS OTHER THAN PORT PINS (1/2)

Pin name

I/O

Function

On reset

Shared by:

INTP0

Input

Valid edge (rising, falling, or both rising and falling edges) can

Input

P00/TI0

INTP1

be specified.

P01

INTP2

External interrupt input

P02

INTP3

Falling edge-active external interrupt input

Input

P03/CI0

SI0

Input

Serial data input lines of serial interface

Input

P25/SB0

SI1

P20

SO0

Output

Serial data output lines of serial interface

Input

P26/SB1

SO1

P21

SB0

I/O

Serial data I/O lines of serial interface

Input

P25/SI0

SB1

P26/SO0

SCK0

I/O

Serial clock I/O lines of serial interface

Input

P27

SCK1

P22

STB

Output

Automatic transmission/reception strobe output line of serial

Input

P23

interface

BUSY

Input

Automatic transmission/reception busy input line of serial interface

Input

P24

TI0

Input

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

Input

P00/INTP0

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 output (multiplexed with 14-bit PWM output)

Input

P30

TO1

8-bit timer output

P31

TO2

P32

CI0

Input

Clock input to 6-bit up/down counter

Input

P03/INTP3

PCL

Output

Clock output (for trimming main system clock and subsystem

Input

P35

clock)

BUZ

Output

Buzzer output

Input

P36

FIP0, FIP1

Output

High-voltage, high-current digit/segment output of FIP

Output

P80, P81

FIP2-FIP9

controller/driver

P90-P97

FIP10-FIP15

Output

High-voltage, high-current digit/segment output of FIP

Output

P100-P105

controller/driver

FIP16, FIP17

Output

High-voltage segment output of FIP controller/driver

Output

P106, P107

FIP18-FIP25

Input

P110-P117

FIP26-FIP33

P120-P127

VLOAD

—

Connects pull-down resistor to FIP controller/driver

—

UPD78044F Datasheet(PDF) 13 Page - Renesas Technology Corp

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