LC651306A View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LC651306A

4-Bit Single-Chip Microcontroller for Small-Scale Control Applications

SANYO -> Panasonic 

System Block Diagram

LC651306A/04A/02A/01A

LC651306A/1304A/1302A/1301A

PA0-3

AD0-3

PF0-3

AD4-7

PC0-3

Port A

8-BIT

ADC

Port F

Port C

PD0-3 Port D

Serial

PF1/SO

shift

4/8 bit register

lower digit

Serial

4 bit shift

register

PF0/SI

PF2/SCK

higher digit

4/8 bit

PF3/INT

RAM

F WR

DP

E

AC

Serial

mode

register

Serial

mode

register

I/O Bus

Port E

PE0-1 WDR

PC

STACK

to

STACK

ROM

IR I.DEC

System Bus

ALU

STS

CF ZF EXTF TMF

CSF ZS

TM CTL

INT

OSC

OSC1

OSC2

RES

TEST

VDD

VSS

RAM

F

WR

AC

ALU

DP

E

CTL

OSC

TM

STS

: Data Memory

: Flag

: Working Register

: Accumulator

: Arithmetic and Logic Unit

: Data Pointer

: E register

: Control register

: Oscillation Circuit

: Timer

: Status register

ROM :

PC

:

INT :

IR

:

I.DEC :

CF, CSF :

ZF, ZSF :

EXTF :

TMF :

Program Memory

Program Counter

Interrupt control

Instruction Register

Instruction Decoder

Carry Flag, Carry Save Flag

Zero Flag, Zero Save Flag

External Interrupt Request Flag

Internal Interrupt Request Flag

No.6727-5/21

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