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參數(shù)資料
| 型號： | LC74730M |
| 元件分類： | 畫面疊加 |
| 英文描述： | ON-SCREEN DISPLAY IC, PDSO30 |
| 封裝： | MFP30S |
| 文件頁數(shù)： | 13/14頁 |
| 文件大?。?/td> | 250K |
| 代理商： | LC74730M |
Second byte
Note: All these registers are set to 0 by a reset due to the RST pin.
④ COMMAND 3 (Horizontal display start position and horizontal size setup command)
First byte
Second byte
Note: All these registers are set to 0 by a reset due to the RST pin.
No. 4247-8/14
LC74730M
Register content
DA0 to DA7
Register name
State
Function
Note
7—
0
Second byte identification bit
6—
0
5
HP5
0
(MSB)
1
4
HP4
0
1
3
HP3
0
1
2
HP2
0
1
HP1
0
1
0
HP0
0
(LSB)
1
The horizontal display start position is
specified by the 6 bits HP0 to HP5.
The weight of the low-order bit is 2 Tc.
If HS is the horizontal start position then:
5
HS = Tc × (2Σ 2nHPn)
n = 0
Where Tc is a single period of the LC oscillator connected the
OSCIN and OSCOUT pins.
Register content
DA0 to DA7
Register name
State
Function
Note
7—
0
Second byte identification bit
6—
0
5
VP5
0
(MSB)
1
4
VP4
0
1
3
VP3
0
1
2
VP2
0
1
VP1
0
1
0
VP0
0
(LSB)
1
The vertical display start position is
specified by the 6 bits VP0 to VP5.
The weight of the low-order bit is 2 H.
If VS is the vertical display start position then:
5
VS = H × (2Σ 2nVPn)
n = 0
Where H is horizontal period pulse period.
Register content
DA0 to DA7
Register name
State
Function
Note
7—
1
6—
0
Command 3 identification code
5—
1
Sets up the horizontal display position and the character size
4—
1
in the horizontal direction.
3
HS21
0
1
Horizontal character size for the
2
HS20
0
second line
1
HS11
0
1
Horizontal character size for the first line
0
HS10
0
1
HS21
HS20
01
01 Tc per dot
2 Tc per dot
13 Tc per dot
1 Tc per dot
HS11
HS10
01
01 Tc per dot
2 Tc per dot
13 Tc per dot
1 Tc per dot
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LC74731 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74731W | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74731W_11 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74731W-9818-E | 功能描述:顯示驅(qū)動器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel |
| LC74731WS-9818-E | 功能描述:顯示驅(qū)動器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel |
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