RA6963
Preliminary Version 1.3
a) Auto Read mode
Dot Matrix LCD Controller
b) Auto Write mode
A u to R e a d S ta rt
A u to W rite S ta rt
S e t A d d re s s
P o in te r
S e t A d d re s s
P o in te r
S ta tu s C h e c k
1
S ta tu s C h e c k
1
S T A 0 ,1
S T A 0 ,1
A u to R e a d B 1 h
A u to W rite B 0 h
S ta tu s C h e c k
2
S ta tu s C h e c k
2
S T A 3
S T A 2
D a ta R e a d
D a ta W rite
S ta tu s C h e c k
2
S ta tu s C h e c k
2
R e p e titio n
R e p e titio n
D a ta R e a d
D a ta W rite
S ta tu s C h e c k
2
S ta tu s C h e c k
2
A u to re s e t B 2 h
E N D
A u to R e s e t B 2 h
E N D
S e t A d d re s s P o in te r
S ta tu s C h e c k
1
S ta tu s C h e c k 1
S ta tu s C h e c k 2
S e t A d d re s s d a ta
(lo w e r 8 b its )
S T A 0 ,1
S T A 0 = 1 ,
S T A 1 = 1 ?
S T A 2 = 1 ,
(S T A 3 = 1 )?
N O
N O
S ta tu s C h e c k
1
Y E S
Y E S
S e t A d d re s s D a ta
(u p p e r 8 b its )
R E T U R N
R E T U R N
S ta tu s C h e c k
1
S e n d S e t A d d re s s P o in te r
C o m m a n d
S e t A d d re s s
P o in te r
E N D
< Figure 6-8 >
RAiO TECHNOLOGY INC.
www.raio.com.tw
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RAIO [ RAIO TECHNOLOGY INC. ]
