Y1start[9:0] is the vertical, Y2start[9:0] is the vertical, Y3start[9:0] is the vertical – Sensoray 614 Caption Overlay User Manual
Page 6: Y4start[9:0] is the vertical, Y5start[9:0] is the vertical, Start position of the 5th window, in pixels/lines

Overlay/Caption Window-1 Y Position: Y1START
Reg INDEX: 20 h
15
14
13
12
11
10
9
8
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6
5
4
3
2
1
0
R/W
0
0
0
0
0
0
Y1START9 Y1START8 Y1START7 Y1START6 Y1START5 Y1START4 Y1START3 Y1START2 Y1START1 Y1START0
DEFAULT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y1START[9:0] is the vertical
start position of the 1st window, in pixels/lines
Overlay/Caption Window-2 Y Position: Y2START
Reg INDEX: 21 h
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R/W
0
0
0
0
0
0
Y2START9 Y2START8 Y2START7 Y2START6 Y2START5 Y2START4 Y2START3 Y2START2 Y2START1 Y2START0
DEFAULT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y2START[9:0] is the vertical
start position of the 2nd window, in pixels/lines
Overlay/Caption Window-3 Y Position: Y3START
Reg INDEX: 22 h
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R/W
0
0
0
0
0
0
Y3START9 Y3START8 Y3START7 Y3START6 Y3START5 Y3START4 Y3START3 Y3START2 Y3START1 Y3START0
DEFAULT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y3START[9:0] is the vertical
start position of the 3rd window, in pixels/lines
Overlay/Caption Window-4 Y Position: Y4START
Reg INDEX: 23 h
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R/W
0
0
0
0
0
0
Y4START9 Y4START8 Y4START7 Y4START6 Y4START5 Y4START4 Y4START3 Y4START2 Y4START1 Y4START0
DEFAULT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y4START[9:0] is the vertical
start position of the 4th window, in pixels/lines
Overlay/Caption Window-5 Y Position: Y5START
Reg INDEX: 24 h
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R/W
0
0
0
0
0
0
Y5START9 Y5START8 Y5START7 Y5START6 Y5START5 Y5START4 Y5START3 Y5START2 Y5START1 Y5START0
DEFAULT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Y5START[9:0] is the vertical
start position of the 5th window, in pixels/lines