VP330
RS-232 & TCP/IP communication protocol
Oct 2021
Version : 2.1 (for firmware 1.11 or higher)
65
15.3.3. Select a subtitle track using track index
Byte
Role
Value (represented in
hexa)
Description
0
Synchro
0x80 | id
Sync byte and player ID
1
Command
0x2D
Manual selection of subtitles according
to language code ISO-639
2
Language code
[0x00-0x7F]
Track index between 0 and 127
15.3.4. List all subtitle tracks
This is an extension of the info request.
Byte
Role
Value (represented in
hexa)
Description
0
Synchro
0x80 | id
Sync byte and player ID
1
Command
0x04
Manual selectionof subtitles according
to code language ISO-639
2
Subcommand
0x41
List all subtitle tracks
Return value: list of ISO-639 language codes splitted by semicolon and ended by CRLF.
eng;ara;nld
15.4. Unitary transmission mode and daisy chain
VP330 can send several kinds of data through RS-232 port.
• specific data using tags [RSxxx].
• command frames retransmitted in « Daisy Chain » mode.
Default mode
Only data using [RSxxx] are sent through Tx output.
• « Daisy Chain » Mode
With this mode, all data entering through Rx are retransmitted through Tx. Us this mode when you chain
players. Connect Tx output of a player to Rx input of another player. Data received by the first player is
sent to the second player. You can activate this mode by refeering to chapter
Example