Remote Control Protocol For Presets Changing And Gain Volume - Marani DPA-260A User Manual

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USB RS

Remote Control protocol for Presets Changing and Gain Volume

controls
The following is the HEX Code for controlling the DPA-260A recall presets and master volume
control:
Preset Changing:
A. The User has to send the following Command including the number of the preset to load on
the unit:
TX:
STX ID M _ ID N _
F H 0 C H 3 XX
= 0,..,31 ( )
XX ID device
=0,...,23
Npreset Presetnumber
'
The DPA-260A s microcontroller will check if the Preset is initialized
created...)
,
B. If YES then the microcontroller will send back to the User eg Crestron AMX Remote Control
the same frame usedby the command
RX:
STX ID M _ ID N _
F H 0 C H 3 XX
,
So in this case if the user gets back EXACTLY what was sent the preset is existing and loaded on
the unit.
C. If the preset that the user wanted to load is NOT YET INITIALIZED not yet created so not
...).
available the microcontroller will notify that to the user sending back the following frame
RX:
STX ID M _ ID N _
F H 0 C H 3 XX
_ _
CMD RECALL PRESET CMD BH
CMD D0 D1 D2
1BH NPreset 00H 00H
CMD D0 D1 D2
1BH NPreset 00H 00H
CMD D0 D1 D2
1BH FFH 00H 00H
: =1
,
D3 D4 D5
00H 00H 00H
(
D3 D4 D5
00H 00H 00H
,
,
D3 D4 D5
00H 00H 00H
32
/
D6 D7 ETX
00H 00H F H 7
(
available or not yet
/ ..)
D6 D7 ETX
00H 00H F H 7
( ,
:
D6 D7 ETX
00H 00H F H 7