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HTG12B0 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc

No. de pieza HTG12B0
Descripción Electrónicos  4-Bit Microcontroller
PDF  33 Pages
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Fabricante Electrónico  HOLTEK [Holtek Semiconductor Inc]
Página de inicio  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HTG12B0 Datasheet(HTML) 2 Page - Holtek Semiconductor Inc

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Block Diagram
Note: ACC: Accumulator
R0~R4: Working registers
ROMB: ROM bank switch
RAMB: RAM bank switch
LCDC: LCD control register
PA, PB: I/O ports
PS, PM: Input ports
HTG12B0
2
September 8, 1999
C ont r o l
&
Ti m i n g
Ci r c u i t
St a c k
Pr o g r a m
C ount e r
RO M
AL U
AC C
Ti m e r
PA
PS
R0
R1
R2
R3
R4
I n st r u ct i o n
Dec oder
LC D Dr i v e r
TM C L K
T e m por ar y
Dat a R A M
Di s pl ay Dat a R A M
PM
S ound
Ef f e c t
BZ
BZ
PB
RO M B
RA M B
LC DC
XI N
XO U T
OS C I
OS C O
RE S
T EST 1
T EST 2
T1 D
T5 1 2
VDD
VS S
VO U T 1
VO U T 2
VO U T 3
VO U T 4
VL C 1
VL C 2
VL C 3
VL C 4
PS 0
PS 1
PS 2
PS 3
PB 0
PB 1
PB 2
PB 3
PA 0
PA 1
PA 2
PA 3
PM 0
PM 1
PM 2
PM 3



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