User`s manual

Alcorn McBride Digital Video Machine HD User’s Manual Rev 1.0
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Command Protocol Summary
The following tables list all of the commands that are supported by the DVMHD. Additional playlist
commands can be found in the Playlist Control section of this manual.
Playback Command List
Description Command Bytes Response Comments
Search File (Number) nnnnnSE R n = File number (0-99999)
Search File (Name) ”<filename>”SE R <filename> = filename with
extension (ie. Test.mpg)
Play PL R Plays selected file
Loop Play LP R Plays and loops selected file
Play File (Number) nnnnnPL R n = File number (0-99999)
Play File (Name) ”<filename>”PL R <filename> = filename with
extension (ie. Test.mpg)
Loop File (Number) nnnnnLP R n = File number (0-99999)
Loop File (Name) ”<filename>”LP R <filename> = filename with
extension (ie. Test.mpg)
Play Next (Number) nnnnnPN R n = File number (0-99999)
Play Next (Name) ”<filename>”PN R <filename> = filename with
extension (ie. Test.mpg)
Loop Next (Number) nnnnnLN R n = File number (0-99999)
Loop Next (Name) ”<filename>”LN R <filename> = filename with
extension (ie. Test.mpg)
Still ST R Picture remains
Pause PA R Picture goes black
Stop RJ R Picture remains
Audio Mute nAD R n=0(Mute), n=1(Unmute)
Video Mute nVD R n=0(Black Screen),
1=(Normal)
Status Request ?P P0n n=0(Error), 1(Stopped),
4(Playing),
5(Stilled/Searched), 6(Paused)
Clip Request ?C <filename> <filename> = ASCII filename