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UPD78014 Datasheet(PDF) 9 Page - NEC

Part # UPD78014
Description  8-BIT SINGLE-CHIP MICROCOMPUTER
PDF  62 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD78014 Datasheet(HTML) 9 Page - NEC

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9
µPD78001B(A), 78002B(A)
2.
BLOCK DIAGRAM
P01-P03
P10-P17
P20-P27
P30-P37
P40-P47
P50-P57
P60-P67
AD0/P40-
AD7/P47
A8/P50-
A15/P57
RD/P64
WR/P65
WAIT/P66
ASTB/P67
PORT0
PORT1
PORT2
PORT3
PORT4
PORT5
PORT6
EXTERNAL
ACCESS
78K/0
CPU CORE
8-bit TIMER/
EVENT COUNTER 1
8-bit TIMER/
EVENT COUNTER 2
WATCHDOG TIMER
WATCH TIMER
SERIAL
INTERFACE 0
INTERRUPT
CONTROL
TO1/P31
TI1/P33
TO2/P32
TI2/P34
SI0/SB0/P25
SO0/SB1/P26
SCK0/P27
INTP0/P00 –
INTP3/P03
P00
P04
ROM
RAM
BUZZER OUTPUT
BUZ/P36
CLOCK OUTPUT
CONTROL
PCL/P35
RESET
X1
X2
XT1/P04
XT2
SYSTEM
CONTROL
VDD
VSS
IC0-
IC3
Remark
Internal ROM & RAM capacity varies depending on the product.



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