UPD703003 datasheet(7/82 Pages) NEC

7 / 82 page

µPD703003

Data Sheet U12261EJ2V1DS00

2. LIST OF PIN FUNCTIONS

2.1 Port Pins

(1/2)

Pin Name

I/O

Function

Alternate Function Pin

P00

I/O

Port 0

TO110

P01

8-bit I/O port

TO111

P02

Input/output mode can be specified bitwise

TCLR11

P03

TI11

P04

INTP110

P05

INTP111

P06

INTP112

P07

INTP113/ADTRG

P10

I/O

Port 1

TO120

P11

8-bit I/O port

TO121

P12

Input/output mode can be specified bitwise

TCLR12

P13

TI12

P14

INTP120

P15

INTP121/SO2

P16

INTP122/SI2

P17

INTP123/SCK2

P20

I/O

Port 2

PWM0

P21

8-bit I/O port

PWM1

P22

Input/output mode can be specified bitwise

TXD0/SO0

P23

RXD0/SI0

P24

SCK0

P25

TXD1/SO1

P26

RXD1/SI1

P27

SCK1

P30

I/O

Port 3

TO130

P31

8-bit I/O port

TO131

P32

Input/output mode can be specified bitwise

TCLR13

P33

TI13

P34

INTP130

P35

INTP131/SO3

P36

INTP132/SI3

P37

INTP133/SCK3

P40 to P47

I/O

Port 4

AD0 to AD7

8-bit I/O port

Input/output mode can be specified bitwise

P50 to P57

I/O

Port 5

AD8 to AD15

8-bit I/O port

Input/output mode can be specified bitwise

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