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Número de pieza
componentes Descripción
HT49R50 Ver la hoja de datos (PDF) - Holtek Semiconductor
Número de pieza
componentes Descripción
Fabricante
HT49R50
8-Bit Microcontroller
Holtek Semiconductor
HT49R50 Datasheet PDF : 59 Pages
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Block Diagram
P ro g ra m
EPRO M
P ro g ra m
C o u n te r
STAC K
In te rru p t
C ir c u it
IN T C
In s tr u c tio n
R e g is te r
MP
M
U
D ATA
M e m o ry
X
In s tr u c tio n
D ecoder
T im in g
G e n e r a tio n
O SC2
O SC1
RES
VDD
VSS
M UX
A LU
S h ifte r
STATU S
BP
ACC
LC D
M e m o ry
L C D D R IV E R
HT49R50
T im e r C L K 0 ~ 1
TM R 0
TM R 1
M
U
X
TM R 0C
TM R 1C
TM R 0~1
R TC
W DT
T im e B a s e
S Y S C L K /4
M
U
R TC O SC
X
W DT O SC
PC
PO RT B
PB
PO RT A
PA
P C 0~P C 3
P B 0 /IN T 0
P B 1 /IN T 1
P B 2 /T M R 0
P B 3 /T M R 1
P B 4~P B 7
P A 0 /B Z
P A 1 /B Z
PA2
P A 3 /P F D
P A 4~P A 7
O SC3
O SC4
C O M 0~
COM 2
C O M 3/
S E G 32
S E G 0~
S E G 31
2
October 22, 1999
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