VBI Menu
The following diagram illustrates the structure and flow of the
VBI Menu o
n the Adtec
EN-30 device:
Control
Function
Options
API Command
VBI Source
VBI Source allows selection of
Composite or SDI for as vbi data source.
SDI
Composite
*.ECMD# VBS
Closed Caption
Closed Captions can be configured to
one of the following options depending
on video source and VBI source
configuration.
OFF: Blocks Closed Caption Data
WAVEFORM: Passes
Waveform/VBI/Line21 caption data
DTVCC: Passes ANC/CDP/DTVCC cation
data
ATSC 608 -> 708: Upconverts 608
caption data to 708 CDP caption data
OFF
WAVEFORM
DTVCC
ATSC Convert
DVS 157
*.ECMD# CLC