AL250 International Power Sources, Inc., AL250 Datasheet - Page 26

• Manufacturer Part Number: AL250
• Description: Video Scan Doubler
• Manufacturer: International Power Sources, Inc.

15h:
16h:
17h:
18h:
19h:
1Ah: Overlay Color 2 Blue (R/W) [OVL2BLUE]
1Bh:
1Ch: Overlay Color 3 Green (R/W) [OVL3GREEN]
1Dh: Overlay Color 3 Blue (R/W) [OVL3BLUE]
1Eh:
1Fh:
2Fh:
OvlLogic3
OvlLut
Overlay Color 1 Red (R/W) [OVL1RED]
Overlay1Red
Overlay Color 1 Green (R/W) [OVL1GREEN]
Overlay1Green
Overlay Color 1 Blue (R/W) [OVL1BLUE]
Overlay1Blue
Default RGB value for overlay 1 is: (R, G, B) = (0, 0, 255), blue
Overlay Color 2 Red (R/W) [OVL2RED]
Overlay2Red
Overlay Color 2 Green (R/W) [OVL2GREEN]
Overlay2Green
Overlay2Blue
Default RGB value for overlay 2 is: (R, G, B) = (255, 255, 0), yellow
Overlay Color 3 Red (R/W) [OVL3RED]
Overlay3Red
Overlay3Green
Overlay3Blue
Default RGB value for overlay 3 is: (R, G, B) = (255, 0, 0), red
On-Screen Display 1 (OSD1) Horizontal Start (R/W) [OSD1HSTART]
Osd1HStart
On-Screen Display 2 (OSD2) Horizontal Start (R/W) [OSD2HSTART]
Osd2HStart
On Screen Display (OSD) Vertical Start (R/W) [OSDVSTART]
<5:4>
<7>
<7:0>
<7:0>
<7:0>
<7:0>
<7:0>
<7:0>
<7:0>
<7:0>
<7:0>
<7:3>
<7:3>
Overlay logic operation between video and overlay color 3
when overlay key = “11”
00 select overlay color 3
01 video AND overlay color 3
10 video OR overlay color 3
11 video XOR overlay color 3
If 1, video will go through LUTs when ovlkey pins are “11”
and OvlLogic3 settings are ignored.
Overlay 1 color red component
Overlay 1 color green component
Overlay 1 color blue component
Overlay 1 color red component
Overlay 1 color green component
Overlay 1 color blue component
Overlay 3 color red component
Overlay 3 color green component
Overlay 3 color blue component
On Screen Display bitmap 1 horizontal start. (unit: 64 pixels)
On Screen Display bitmap 2 horizontal start. (unit: 64 pixels)
July 28, 1999
AL250
26