NJU3551

- 10 -

s

OPTION as same as mask version (NJU3501)

1) INPUT OUTPUT Terminal Selection

All of input-output terminals select a terminal type for each port from the following table by the mask

option.

[ CIRCUIT TYPE TABLE ]

TERMINAL TYPES

Input / Output

Terminal*1

SYMBOL

EXTRA FUNCTION

REMARKS

PA0

ICP

IC

OC

PA1

ICP

IC

OC

PA2

ICP

IC

OC

PA3

ICP

IC

OC

PB0

IOP

IO

PB1

IOP

IO

PB2

IOP

IO

PB3

IOP

IO

SDO / PC0

ICP

IC

OC

SO

Serial data output

MSB

LSB

MSB first

LSB first

SDI(O) / PC1

*2

ICP

IC

OC

SDP

SD

Serial data input/output

SCK / PC2

*2

ICP

IC

OC

SCP

SC

Serial clock input/output

PD0

ISP

IS

OC

Restart signal input

PD1

ISP

IS

OC

Edge detection

R

F

Rise edge detection

Fall edge detection

EXTI / PE0

*2

ISP

IS

IIP

II

External interrupt input

(EXTI)

Note) The symbol in the above table is the same as in mask option generator software.

*1) The symbol and the detail circuits of INPUT OUTPUT TERMINAL are written in INPUT OUTPUT

TERMINAL TYPE.

*2) The pull-up resistance is added to the terminal selected as the extra function.