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4.4
COMMANDS SUPPORTED IN STREAM OPERATING MODE
SERIAL PROTOCOL
Models 8084/8084AD/8085 Closed Caption Encoder Manual
Command:
^Ad<sp>mm/dd/yyyy<sp>day of week<sp>U<cr>
mm/dd/yyyy Local date or UTC date
day of week Numeric day of week. Sunday is day 1
U
Optional parameter to indicate that UTC date is requested or
specified by the mm/dd/yyyy parameter
Examples:
^Ad<sp>01/26/2000<sp>4<cr>
Set local date to January 26, 2000 and day is Wednesday.
^Ad<sp>03/25/2001<cr>
Set local date to March 25, 2001. No day of week indicated.
^Ad<sp>12/21/2001<sp>7<sp>U<cr>
Set UTC date to December 21, 2001.
The following commands are supported when the closed caption encoder
is set to stream mode. The front panel display will typically show LINE 21
KEY and both FLD1 and FLD2 ENABLE LED's will be on.
4.4.1
Transparent State
In Transparent state, incoming line 21 video in the respective data stream
will be copied through to the output.
Command:
^A7<sp>fx<cr>
^A7<sp>dc<cr>
Default
^A7<sp>F1<cr>
In the first form of the command, the optional parameter fx identifies the
field (i.e. all streams in that field) that will be placed in the transparent
state.
In the second form of the command the parameter dc identifies the data
stream that will be placed in transparent state.
Examples:
^A7<sp>F1<cr>
^A7<sp>C1<cr>
^A7<sp>T2<cr>
^A7<sp>TX<cr>
Revision 1.6.6
Field 1 in transparent state
Captions 1 in transparent state
Text 2 in transparent state
XDS stream in transparent state
Page 4-12
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