Bank B-4: VI End
The
ADC-8032A
has a programmable Vertical Interval function that allows you to set where the VI
ends and the first line of active video begins. Everything up to (but not including) the first line of
active video is considered part of the Vertical Interval and will be affected by this function. In 525-
line mode, signals in the vertical interval are passed without setup even if setup is enabled. The range
in 525-line mode is line 20 to 22. Use the following steps to select the end point for vertical blanking:
1. Select Bank B, and rotate
Function Select
to position 4.
2. Choose field 1 and field 2 settings, according to the table below:
•
Toggle
Mode Select
up
to increase the line at which the VI ends.
•
Toggle
Mode Select
down
to decrease the line at which the VI ends.
Bank SW1 Function Select SW2 Mode Select Heads-Up Display Label Default
B 4
+
Increase
-
Decrease
VI END (##)
20* or 23**
* 525-line mode (NTSC / PAL-M) default value is selectable from 20-22
** 626-line mode (PAL / PAL-N) default value is fixed at 23
Bank B-5: SuperBlack
Use the following steps to enable or disable the SuperBlack clipping function:
1. Select Bank B, and rotate
Function Select
to position 5.
2. Choose the desired SuperBlack setting:
•
Toggle
Mode Select
up
to allow the input’s active video signal to pass
through unaltered.
•
Toggle
Mode Select
down
to clip any value below black.
Bank SW1 Function Select SW2 Mode Select Heads-Up Display Label Default
B
5
+
Pass Through
-
Clip
SUPER BLK PASS
CLIP
PASS
Bank B-6: V Bit Lock
Use the following steps to force the V bit on either line 10 or 20.
1. Select Bank B, and rotate
Function Select
to position 6.
2. Choose the desired line:
•
Toggle
Mode Select
up
to have the V bit set on line 20.
•
Toggle
Mode Select
down
to have the V bit set on line 10.
Bank SW1 Function Select SW2 Mode Select Heads-Up Display Label Default
B
2
+
Line 20
-
Line 10
V BIT LOCK
20
10
20
4-12
•
Using Banks
ADC-8032A User Manual (Iss. 04)