LC87F2608A

No.A2175-10/23

Port Output Types

The table below lists the types of port outputs and the presence/absence of a pull-up resistor.

Data can be read into any input port even if it is in the output mode.

Port Name

Option Selected

in Units of

Option Type

Output Type

Pull-up Resistor

P10 to P12

1 bit

1

CMOS

Programmable

2

N-channel open drain

Programmable

P30 to P33

1 bit

1

CMOS

Programmable

2

N-channel open drain

Programmable

On-chip Debugger Pin Processing

For the processing of the on-chip debugger pins, refer to the separately available documents entitled "RD87 On-chip

Debugger Installation" and "LC872000 Series On-chip Debugger Pin Processing."

Recommended Unused Pin Connections

Pin Name

Recommended Unused Pin Connections

Board

Software

P10 to P12

OPEN

Set output low

P30 to P33

OPEN

Set output low

User Options

Option Name

Option Type

Flash Version

Option

Switched in

Unit of

Description

Port output type

P10 to P12

enable

1bit

CMOS

N-channel open drain

P30 to P33

enable

1bit

CMOS

N-channel open drain

Program start address

-

enable

-

00000H

01E00H

Brown-out detector reset

function

Brown-out detector

function

enable

-

Enable: Used

Disable: Not used

Brown-out trip level

enable

-

3 levels

Power-on-reset function

Power-on-reset level

enable

-

3 levels

High-speed RC oscillator

circuit

Oscillation frequency

enable

-

20 MHz

40 MHz

Package type

-

enable

-

MFP10S: LC87F2608A

MFP14S: Debugged by using

LC87D2708A or LC87F2708A