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參數(shù)資料
| 型號： | LC74787 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | On-Screen Display Controller(屏幕顯示控制器) |
| 中文描述： | 屏幕顯示控制器（屏幕顯示控制器） |
| 文件頁數(shù)： | 16/23頁 |
| 文件大?。?/td> | 215K |
| 代理商： | LC74787 |
No. 5730-16/23
LC74787, 74787M, 74787JM
COMMAND7 (Display control setup command)
First byte
DA
Register
Contents
Notes
0 to 7
State
Function
7
—
1
6
—
1
Command 7 identification code.
5
—
1
Display control setup.
4
—
1
3
—
0
Extended command 0 identification code
2
—
0
1
SEL1
0
Vertical synchronizing signal (external V separation) input
Switches the SEP
IN
(pin 20) input.
Only valid when CTL3 is high.
1
Frame signal input
0
CTL3
0
Use internal V separation
Switches V separation.
1
Do not use internal V separation
Second byte
DA
Register
Contents
Notes
0 to 7
State
Function
7
—
0
Second byte identification bit
6
—
0
5
—
0
4
VNPSEL
0
V falling edge detection
Switches the V acquisition polarity in external mode
when internal V separation is used.
1
V rising edge detection
3
VSPSEL
0
VSEP: about 8.9 μs (for NTSC)
Switches the internal V separation period.
1
VSEP: about 17.8 μs (for NTSC)
2
MSKERS
0
Mask valid
Clears the HSYNC and VSYNC masks.
1
Mask invalid
1
MSKSEL
0
3H (for NTSC)
Switches the VSYNC mask.
1
20H (for NTSC)
0
EGL
0
Frame level 0 only (V
BK0
)
Two-stage frame level (V
BK0
and V
BK1
)
Switches the frame level.
1
(Only valid when BLK0 is 0 and BLK1 is 1.)
Note: All registers are set to 0 when the LC74787/M/JM is reset by the RST pin.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LC74788JM | TRI N RECP F J/N 0-19 NO SEAL |
| LC74788 | On-Screen Display Controller(屏幕顯示控制器) |
| LC74789JM | On-Screen Display Controller |
| LC74789N | LC74789N |
| LC74789 | On-Screen Display Controller(屏幕顯示控制器) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LC74787JM | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74787JM-9607-E | 制造商:SANYO Semiconductor Co Ltd 功能描述: |
| LC74787M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74788 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74788JM | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
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