UPD78042F データシートの表示（PDF） - NEC => Renesas Technology

部品番号

コンポーネント説明

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UPD78042F

8-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

2. BLOCK DIAGRAM

TO0/P30

TI0/INTP0/P00

TO1/P31

TI1/P33

TO2/P32

TI2/P34

CI0/INTP3/P03

SI0/SB0/P25

SO0/SB1/P26

SCK0/P27

SI1/P20

SO1/P21

SCK1/P22

STB/P23

BUSY/P24

ANI0/P10-

ANI7/P17

AVDD

AVSS

AVREF

INTP0/TI0/P00-

INTP3/CI0/P03

BUZ/P36

PCL/P35

16-bit timer/

event counter

8-bit timer/

event counter 1

8-bit timer/

event counter 2

Watchdog timer

Watch timer

6-bit up/down

counter

Serial

interface 0

Serial

interface 1

A/D converter

Interrupt control

Buzzer output

Clock output

control

mPD78042F, 78043F, 78044F, 78045F

78K/0

CPU core

ROM

RAM

VDD VSS IC

Port 0

Port 1

Port 2

Port 3

Port 7

Port 8

Port 9

Port 10

Port 11

Port 12

FIP

controller/driver

System control

P00

P01-P03

P04

P10-P17

P20-P27

P30-P37

P70-P74

P80, P81

P90-P97

P100-P107

P110-P117

P120-P127

FIP0-FIP33

VLOAD

RESET

X1

X2

XT1/P04

XT2

Remark The capacities of the internal ROM and RAM differ depending on the product.

8

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