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參數(shù)資料
| 型號(hào)： | LC74784 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | On-Screen Display Controller LSI for VCR Products(用于錄象機(jī)的屏幕顯示控制器的大規(guī)模集成電路（LSI）) |
| 中文描述： | 屏幕顯示控制器芯片的錄像機(jī)產(chǎn)品（用于錄象機(jī)的屏幕顯示控制器的大規(guī)模集成電路（LSI）的） |
| 文件頁(yè)數(shù)： | 12/17頁(yè) |
| 文件大?。?/td> | 187K |
| 代理商： | LC74784 |
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COMMAND5 (Display control setup command)
First byte
Second byte
Note: The register states are all set to zero when the LC74784/M is reset with the RST pin.
No. 4991-12/15
LC74784, 74784M
Register content
DA0 to DA7
Register name
State
Function
Note
7
—
0
Second byte identification bit
6
—
0
5
HLFINT
0
Normal mode
1
Half internal synchronization mode
4
BCL
0
Background color present
Only valid with internal synchronization.
1
No background color (only the background level is set)
3
CB
0
Outputs a color burst signal.
Only valid when BCL is high.
1
Stops color burst signal output.
0
2
PH2
1
0
1
PH1
1
0
0
PH0
1
Sample background color phase diagram
for PAL mode color burst
*
: When 2fsc NTSC is used
Phase 2
Phase 1
Phase 0
Background color (phase)
NTSC
π
/2
*
In phase
*
3
π
/2
*
π
*
3
π
/4
π
/4
7
π
/4
5
π
/4
PAL
±
π
/2
In phase
π
/2
±
π
±3
π
/4
±
π
/4
π
/4
3
π
/4
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
–
–
–
Register content
DA0 to DA7
Register name
State
Function
Note
7
—
1
6
—
1
Command 5 identification code
Display control
5
—
0
4
—
1
3
NP1
0
1
Switches between NTSC, PAL, PAL-M
and PAL-N
2
NP0
0
1
1
NON
0
Interlaced
Switches between interlaced and non-
interlaced displays
1
Non-interlaced
0
INT
0
External synchronization
Switches between external and internal
synchronization
1
Internal synchronization
NP1
NP0
0
1
0
NTSC
PAL-M
1
PAL
PAL-N
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LC74785 | On-Screen Display Controller LSI(屏幕顯示控制器規(guī)模集成電路（LSI）) |
| LC74786JM | On-Screen Display Controller |
| LC74786 | On-Screen Display Controller(屏幕顯示控制器) |
| LC74787JM | SMD-RES,20K,.1%, 1/10W,25PPM,.08X.05 |
| LC74787 | 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 |
|---|---|
| LC74784M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-screen Display Controller LSI for VCR Products |
| LC74785 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller LSI |
| LC74785M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller LSI |
| LC74786 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74786-9606-E | 制造商:ON Semiconductor 功能描述:ON-SCREEN DISPLAY CONTROL - Ammo Pack |
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