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 

11.2 CD PLAYER

µPD75212A

Servo

SIO

Control IC

SCK

SI/SO

T0–S13 14

S0–S11 12

Fluorescent Display Panel (FIP)

12 Segments × 14 Digits

Loading

Circuit

BZ

µPD75212A

PORT6

BUZ

INT0

X1 X2

Key Matrix

(12 × 4)

µ PC2800A

Remote Controlled

Signal

11.3 ECR

Main Power Supply

Power

Failure

Detection

+

INT4

VDD

VSS

T0–T15 16

RAM

S0–S9 10

Fluorescent Display Panel (FIP)

10 Segments × 16 Digits

µPD75212A

Printer

Key Matrix

(10 × 4)

PPO

BZ

X1 X2 XT1 XT2

45

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