参数资料
型号: LC7471
元件分类: 画面叠加
英文描述: ON-SCREEN DISPLAY IC, PDIP22
封装: SHRINK, DIP-22
文件页数: 10/12页
文件大小: 134K
代理商: LC7471
LC7471
No.4088–7/12
Table 7. Phase selection
Video Signal Control Register (0BEH)
The function of each bit in the video signal control register is shown in the following table. Note that a LOW-level
pulse on RST resets all bits to 0.
t
i
b
a
t
a
De
m
a
N
n
o
i
t
c
n
u
F
00
H
P
.
7
e
l
b
a
t
n
i
n
w
o
h
s
a
t
s
r
u
b
r
o
l
o
c
e
h
t
n
i
,
r
o
l
o
c
d
n
u
o
r
g
k
c
a
b
e
h
t
e
c
n
e
h
d
n
a
,
e
s
a
h
p
e
h
t
s
t
c
e
l
e
S
11
H
P
2–
n
o
i
t
c
n
u
f
o
N
3–
n
o
i
t
c
n
u
f
o
N
4–
n
o
i
t
c
n
u
f
o
N
5T
S
R
S
Y
S
H
G
I
H
s
e
o
g
S
C
li
t
n
u
t
e
s
e
r
s
n
i
a
m
e
r
e
c
i
v
e
d
e
h
t
a
h
t
e
t
o
N
.
1
n
e
h
w
F
O
y
a
l
p
s
i
d
e
h
t
s
n
r
u
t
d
n
a
s
r
e
t
s
i
g
e
r
ll
a
s
t
e
s
e
R
.
n
i
a
g
a
6–
n
o
i
t
c
n
u
f
o
N
7N
O
P
S
D.
1
n
e
h
w
,
N
O
d
n
a
,
0
n
e
h
w
F
O
y
a
l
p
s
i
d
r
e
t
c
a
r
a
h
c
s
t
c
e
l
e
S
8P
T
S
C
S
O
d
e
n
r
u
t
e
b
n
a
c
s
r
o
t
a
ll
i
c
s
o
e
h
t
a
h
t
e
t
o
N
.
1
n
e
h
w
,
F
O
d
n
a
,
0
n
e
h
w
N
O
r
o
t
a
ll
i
c
s
o
C
L
d
n
a
r
o
t
a
ll
i
c
s
o
l
a
t
s
y
r
c
e
h
t
s
n
r
u
T
.
F
O
s
i
y
a
l
p
s
i
d
r
e
t
c
a
r
a
h
c
e
h
t
d
n
a
d
e
t
c
e
l
e
s
i
n
o
i
t
a
z
i
n
o
r
h
c
n
y
s
l
a
n
r
e
t
x
e
n
e
h
w
y
l
n
o
F
O
9–
n
o
i
t
c
n
u
f
o
N
A–
n
o
i
t
c
n
u
f
o
N
BN
O
N
/
T
N
I
.
1
n
e
h
w
,
y
a
l
p
s
i
d
e
c
a
l
r
e
t
n
i
-
n
o
n
,
d
l
e
i
f
/
s
e
n
i
3
6
2
d
n
a
,
0
n
e
h
w
y
a
l
p
s
i
d
e
c
a
l
r
e
t
n
i
,
d
l
e
i
f
/
s
e
n
il
5
.
2
6
2
s
t
c
e
l
e
S
C–
n
o
i
t
c
n
u
f
o
N
1
H
P0
H
Pe
s
a
h
P
00
π 2
/
01
π
10
3
π 2
/
11
e
s
a
h
p
n
I
General Control Register (0BFH)
The function of each bit in the general control register is shown in the following table. Note that a LOW-level pulse on
RST resets all bits to 0.
t
i
b
a
t
a
De
m
a
N
n
o
i
t
c
n
u
F
0L
O
C
B
.
1
n
e
h
w
,
F
0
d
n
a
,
)
y
l
n
o
n
o
i
t
a
z
i
n
o
r
h
c
n
y
s
l
a
n
r
e
t
n
i
r
o
f
d
il
a
v
(
0
n
e
h
w
N
O
r
o
l
o
c
d
n
u
o
r
g
k
c
a
b
s
t
c
e
l
e
S
1–
n
o
i
t
c
n
u
f
o
N
2T
X
E
.
1
n
e
h
w
,
l
a
n
r
e
t
n
i
d
n
a
,
0
n
e
h
w
n
o
i
t
a
z
i
n
o
r
h
c
n
y
s
l
a
c
i
t
r
e
v
d
n
a
l
a
t
n
o
z
i
r
o
h
l
a
n
r
e
t
x
e
s
t
c
e
l
e
S
30
L
F
.
8
e
l
b
a
t
n
i
n
w
o
h
s
a
e
l
c
y
c
y
t
u
d
g
n
i
h
s
a
l
f
y
a
l
p
s
i
d
e
h
t
s
t
c
e
l
e
S
41
L
F
52
L
F
.
1
n
e
h
w
,
s
5
.
0
y
l
e
t
a
m
i
x
o
r
p
a
f
o
d
n
a
,
0
n
e
h
w
s
1
y
l
e
t
a
m
i
x
o
r
p
a
f
o
d
o
i
r
e
p
g
n
i
h
s
a
l
f
a
s
t
c
e
l
e
S
6–
n
o
i
t
c
n
u
f
o
N
70
K
L
B
.
9
e
l
b
a
t
n
i
n
w
o
h
s
a
y
a
l
p
s
i
d
e
h
t
f
o
a
e
r
a
g
n
i
k
n
a
l
b
e
h
t
s
t
c
e
l
e
S
81
K
L
B
9–
n
o
i
t
c
n
u
f
o
N
A–
n
o
i
t
c
n
u
f
o
N
BD
O
M
T
S
T
l
a
m
r
o
n
g
n
i
r
u
d
e
t
c
e
l
e
s
e
b
t
o
n
d
l
u
o
h
s
e
d
o
m
t
s
e
t
a
h
t
e
t
o
N
.
1
n
e
h
w
,
e
d
o
m
t
s
e
t
d
n
a
,
0
n
e
h
w
n
o
i
t
a
r
e
p
o
l
a
m
r
o
n
s
t
c
e
l
e
S
.
n
o
i
t
a
r
e
p
o
C–
n
o
i
t
c
n
u
f
o
N
Table 8. Flashing duty cycle selection
Table 9. Blanking area selection
1
L
F0
L
Fe
l
c
y
c
y
t
u
D
00
F
O
g
n
i
h
s
a
l
F
01
%
5
2
10
%
0
5
11
%
5
7
1
K
L
B0
K
L
Ba
e
r
a
g
n
i
k
n
a
l
B
00
F
O
g
n
i
k
n
a
l
B
01
e
z
i
s
r
e
t
c
a
r
a
h
C
10
e
z
i
s
e
m
a
r
F
11
a
e
r
a
l
a
t
o
T
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