UPD75212ACW データシートの表示（PDF） - NEC => Renesas Technology

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UPD75212ACW

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75212A

11. APPLICATION BLOCK DIAGRAM

11.1 VCR TIMER TUNER

Main Power Supply

Power

Failure

Detection

INT4

+

Super Capacitor

VDD

VSS

T0–T9 10

Electronic

LPF

Tuner

Tape Count Pulse

Tape Up/Down

SCK

System Controller

SO

Microcomputer SI

µ PD75104/75106

EEPROM™

µ PD6252

PPO µPD75212A S0–S15 16

 Timer

 Tuner

INT1







Remote

Controlled

 Reception

 Tape Counter

PORT6

SCK

SO

INT0

BUZ

X1 X2 XT1 XT2

Fluorescent Display Panel (FIP)

16 Segments × 10 Digits

Key Matrix

(16 × 4)

µ PC2800A

Remote Controlled

Signal

BZ Piezoelectric Buzzer

44

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