UPD75208 NEC, UPD75208 Datasheet - Page 36

• Manufacturer Part Number: UPD75208
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

11. APPLICATION BLOCK DIAGRAM
11.1 VCR TIMER TUNER
36
Tape Count Pulse
Tape Up/Down
PD75104/75106
System Controller
Microcomputer SI
EEPROM™
PD6252
Electronic
Tuner
SCK
SO
Main Power Supply
Detection
Power
Failure
LPF
INT4
PPO
INT1
SCK
SO
X1
Timer
Tuner
Remote
Controlled
Reception
Tape Counter
X2
PD75208
V
DD
XT1
+
V
S0–S11
T0–T15
SS
PORT6
XT2
INT0
BUZ
Super Capacitor
16
12
BZ
Fluorescent Display Panel (FIP)
12 Segments
Piezoelectric Buzzer
PC2800A
Key Matrix
(12
4)
16 Digits
Remote Controlled
Signal
PD75208