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参数资料
| 型号： | LC7442E |
| 元件分类： | 画面叠加 |
| 英文描述： | PICTURE-IN-PICTURE IC, PQFP64 |
| 封装： | QFP-64 |
| 文件页数： | 22/23页 |
| 文件大小： | 317K |
| 代理商： | LC7442E |
LC7442, 7442E
Frame control
Wipe function
Note:
The wipe function can only be used on the B screen.
Display area
This function allows display in an intermediate state of the wipe operation.
<Application Example>
— Reducing the size of the sub-screen to reduce the disruption of the main screen
— Aspect conversion
No. 4412-8/22
Frame on/off: Registers WK-B and WK-A
Frame color: Registers WKVR-B and WKVR-A
Fixed color: white
Arbitrary color: Specified by register data
[YWK5 to YWK2]
[RWK5 to RWK2]
[BWK5 to BWK2]
Becomes 1/9 or less of the screen area.
(the compression ratio is fixed at 1/9)
Example:
Down converter sub-screen (handles letterbox display)
16:9
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