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HT12A Datasheet(PDF) 8 Page - Holtek Semiconductor Inc

Part # HT12A
Description  212 Series of Encoders
PDF  14 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT12A Datasheet(HTML) 8 Page - Holtek Semiconductor Inc

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· HT12A
· HT12E
Note:
D8~D11 are transmission enables of the HT12A.
TE is the transmission enable of the HT12E.
HT12A/HT12E
Rev. 1.10
8
January 24, 2003
S t a n d b y m o d e
D a t a e n a b l e ?
N o
N o
D a t a w i t h c a r r i e r
s e r i a l o u t p u t
D a t a s t i l l e n a b l e d ?
L / M B = G N D ?
S e n d t h e
l a s t c o d e
N o
Y e s
Y e s
Y e s
S e n d ² 1 ² 7 t i m e s f o r
a l l o f t h e d a t a c o d e s
P o w e r o n
S t a n d b y m o d e
T r a n s m i s s i o n
e n a b l e d ?
N o
N o
Y e s
Y e s
4 d a t a w o r d s
t r a n s m i t t e d
T r a n s m i s s i o n
s t i l l e n a b l e d
4 d a t a w o r d s
t r a n s m i t t e d
c o n t i n u o u s l y
P o w e r o n



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