CXP84340M Просмотр технического описания (PDF) - Sony Semiconductor

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Компоненты Описание

производитель

CXP84340M

CMOS 8-bit Single Chip Microcomputer

Sony Semiconductor 

CXP84332M/84340M

Pin

PB4/SO0

1 pin

PB7/SO1

1 pin

PC0 to PC7

8 pins

PE0/EC0

PE1/EC1

PE2/RMC

PE3/NMI

4 pins

Circuit format

Port B

Pull-up resistance

∗

"0" when reset

SO

Output enable

Port B output

selection

"0" when reset

Port B data

IP

Port B direction

"0" when reset

Data bus

RD (Port B)

Port B

SO

Output enable

Port B output

selection

"1" when reset

Port B data

∗ Pull-up transistors

approx. 10kΩ

Internal reset signal

∗

Data bus

RD (Port B)

Port C

Pull-up resistance

"0" when reset

Port C data

∗ Pull-up transistors

approx. 200kΩ

∗2

When reset

Hi-Z

( )High level

with approx.

200kΩ

resistor

when reset

Port C direction

"0" when reset

Data bus

RD (Port C)

Port E

Schmitt input

IP

∗1 IP

∗1 Large current 12mA

∗2 Pull-up transistors

approx. 10kΩ

EC0

EC1

RMC/NMI

Data bus

RD (Port E)

Hi-Z

Hi-Z

–7–

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