CXP82852 View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

View to exact match

CXP82852

CMOS 8-bit Single Chip Microcomputer

Sony Semiconductor 

CXP82832/82840/82852/82860

Pin

PE6/PWM

1 pin

PE7/TO/ADJ

1 pin

PD0/A55

to

PD7/A48

PF0/A47

to

PF7/A40

PG0/A39

to

PG7/A32

PH0/A31

to

PH7/A24

32 pins

Port E

PWM

Circuit format

Port E output selection

"0" when reset

Port E data

"1" when reset

Output enable

Data bus

RD (Port E)

When reset

High level

Port E

Internal reset signal

Port E data

00

"1" when reset TO 01

MPX

ADJ16K∗1 10

∗2

ADJ2K∗2 11

Port E output selection (upper)

Port E output selection (lower)

"00" when reset

TO output enable

∗1 ADJ signal is a frequency dividing

output for 32kHz oscillation frequency adjustment.

ADJ2 can be used for buzzer output.

∗2 Pull-up transistor approx. 150kΩ

High level

(with approx.

150kΩ

resistor when

reset)

Port D

Port F

Port G

Port H

Segment output data

Output selection control signal

∗

("0" when reset)

Port D, F, G and H data

"0" when reset

OP

Pull-down resistor

Mask

option

VFDP

Data bus

RD (Ports D, F, G and H)

∗ High voltage drive transistor

Hi-Z or Low

level (when

PD resistor is

connected)

–8–

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