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UPD78044F Datasheet(PDF) 8 Page - NEC

Part # UPD78044F
Description  8-BIT SINGLE-CHIP MICROCOMPUTER
PDF  58 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD78044F Datasheet(HTML) 8 Page - NEC

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8
µPD78044H, 78045H, 78046H
2. BLOCK DIAGRAM
Remark The capacity of the internal ROM differs depending on the product.
TO0/P30
TI0/INTP0/P00
TO1/P31
P33
TO2/P32
P34
SI1/P20
SO1/P21
SCK1/P22
ANI0/P10-
ANI7/P17
AVDD
AVSS
AVREF
INTP0/TI0/P00-
INTP3/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
Serial interface 1
A/D converter
Interrupt control
Buzzer output
Clock output
control
VDD
VSS
IC
RAM
1024 bytes
78K/0
CPU core
ROM
Port 0
Port 2
Port 3
Port 7
Port 8
Port 9
Port 10
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
Port 1
Port 11



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