LC877256A datasheet(9/24 Pages) SANYO

Teilenummer	LC877256A

Bauteilbeschribung	8-Bit Single Chip Microcontroller with 64/56/48 KB ROM and 2048-Byte RAM On Chip

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Hersteller	SANYO [Sanyo Semicon Device]

Direct Link	https://www.sanyo-av.com/us/

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9 / 24 page

LC877264A/56A/48A

No.6719-9/24

Pin name

I/O

Function description

Option

PORT8

P80 to P87

I/O

• 8bit Input/output port

• Input/output can be specified for each bit individually

• Other functions:

AD input port: AN0 to AN7

Small signal detector input port: MICIN(P87)

No

S0/PA0 to

S7/PA7

I/O

• Segment output for LCD

• Can be used as general purpose input/output port (PA)

No

S8/PB0 to

S15/PB7

I/O

• Segment output for LCD

• Can be used as general purpose input/output port (PB)

No

S16/PC0 to

S23/PC7

I/O

• Segment output for LCD

• Can be used as general purpose input/output port (PC)

No

S24 /PD0to

S31/PD7

I/O

• Segment output for LCD

• Can be used as general purpose input/output port (PD)

No

S32/PE0 to

S39/PE7

I/O

• Segment output for LCD

• Can be used as general purpose input/output port (PE)

No

S40/PF0 to

S47/PF7

I/O

• Segment output for LCD

• Can be used as general purpose input/output port (PF)

No

COM0/PL0 to

COM3/PL3

I/O

• Common output for LCD

• Can be used as general purpose input port (PL)

No

V1/PL4 to

V3/PL6

I/O

• LCD output bias power supply

• Can be used as general purpose input port (PL)

No

RES

I

Reset terminal

No

XT1

I

• Input for 32.768kHz crystal oscillation

• Other functions:

General purpose input port

AD input port: AN10

• When not in use, connect to VDD1

No

XT2

I/O

• Output for 32.768kHz crystal oscillation

• Other functions:

General purpose input port

AD input port: AN11

• When not in use, set to oscillation mode and leave open

No

CF1

I

Input terminal for ceramic oscillator

No

CF2

O

Output terminal for ceramic oscillator

No

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