参数资料
型号: LC74731W
厂商: SANYO SEMICONDUCTOR CO LTD
元件分类: 画面叠加
英文描述: ON-SCREEN DISPLAY IC, PQFP64
封装: SQFP-64
文件页数: 8/38页
文件大小: 153K
代理商: LC74731W
No. 6526-16/38
LC74731W
COMMAND22 (Character size setting command)
First byte
DA0 to 7
Register
Content
Notes
State
Function
7
1
Command 2 identification code
6
0
Horizontal display position setup and horizontal direction
5
1
character size settings
4—
0
3
1
Extended command 2 identification code
2—
0
1—
0
SRM
0
Continuous mode: off
Character size continuous mode specification
1
Continuous mode: on
Second byte
Note that all registers are set to 0 when the LC74731W is reset by the RST pin.
DA0 to 7
Register
Content
Notes
State
Function
7
0
Second byte identification bit
6—
0
5—
0
4—
0
3
VS1
0
VS1
VS0
Character size
Vertical direction character size, in line units
10
0
1
×
00
1
2
×
2
VS0
1
10
3
×
11
4
×
1
HS1
0
HS1
HS0
Character size
Horizontal direction character size, in line units
10
0
1
×
00
1
2
×
0
HS0
1
10
3
×
11
4
×
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