lc74761m Sanyo Semiconductor Corporation, lc74761m Datasheet - Page 8

• Manufacturer Part Number: lc74761m
• Description: On-screen Display Lsi
• Manufacturer: Sanyo Semiconductor Corporation

Second byte
Note: When the chip is reset by the RST pin, the register states (bits) are all cleared to 0.
3 COMMAND2: Vertical Display Position Setting Command
First byte
Second byte
Note: When the chip is reset by the RST pin, the register states (bits) are all cleared to 0.
DA0 to DA7
DA0 to DA7
DA0 to DA7
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Register name
Register name
Register name
(MSB)
(LSB)
SZ21
SZ20
SZ11
SZ10
VP5
VP4
VP3
VP2
VP1
VP0
c7
c6
c5
c4
c3
c2
c1
c0
—
—
—
—
—
—
State
State
State
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
0
1
0
0
1
0
1
0
1
0
1
0
0
0
1
0
1
0
1
0
1
0
1
0
1
Character code (from 00 to FF (hexadecimal))
The command 2 identification code:
sets the vertical display position.
Second byte identification code
The vertical display start position is given by
where H is the horizontal synchronization pulse period.
VS = H
SZ21
SZ11
0
1
0
1
(
SZ20
SZ10
n = 0
5
2
LC74761, 74761M
Register content
Register content
Register content
n
VPn)
Normal size
Triple size
Normal size
Triple size
Function
Function
Function
0
0
Double size
Normal size
Double size
Normal size
1
1
Character size for the second line
Character size for the first line
The six bits VP0 to VP5 specify the
vertical display start position.
The weight of the lsb is 1
Note
Note
Note
No. 4846-8/20
H.