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UPD178002 Datasheet(PDF) 7 Page - NEC

Part # UPD178002
Description  8-BIT SINGLE-CHIP MICROCONTROLLERS
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD178002 Datasheet(HTML) 7 Page - NEC

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7
µPD178002, 178003
Data Sheet U12628EJ3V0DS00
2. BLOCK DIAGRAM
Remark
The internal ROM capacity varies depending on the product.
8-bit timer/
event counter 1
8-bit timer/
event counter 2
Basic timer
Serial interface 1
A/D Converter
Interrupt control
Buzzer output
System control
RAM
78K/0
CPU
core
ROM
6
6
8
8
8
8
8
6
3
3
P00
P01 to P06
Frequency
counter
PLL
voltage
regulator
PLL
Voltage regulator
TI1/P33
TI2/P34
SI1/P20
SO1/P21
SCK1/P22
RESET
X1
X2
VDDPORT
GNDPORT
VDD
RESET
CPU
Peripheral
REGOSC
REGCPU
GND
VOSC
VCPU
ANI0/P10 to
ANI2/P12
BEEP/P36
Port 0
Port 1
Port 2
Port 3
Port 4
Port 5
Port 6
Port 12
Port 13
P10 to P15
P20 to P27
P30 to P37
P40 to P47
P50 to P57
P60 to P67
P120 to P125
P132 to P134
AMIFC
FMIFC
EO0
EO1
VCOL
VCOH
VDDPLL
GNDPLL
IC
INTP0/P00
INTP1/P01


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