thomann the t.racks 8x8 Matrix Notice D'utilisation page 53

Tab. 14 : Get Now Level (0×4D)
0 1
DLE STX
Packet 0×7B 0×7D
MCU Return: 1st Byte: In/Out, 2nd Byte = Channel, 3rd Byte: -128 ... –1, 0... +127dB = 0x80 ...
0xFF, 0x00 ... 0x7F
Example (Read In1 level): 7B7D014D0000007D7B
Example (Read Out1 level): 7B7D014D0100007D7B
Example (Read Aux level): 7B7D014D0200007D7B
Tab. 15 : Matrix Control (0×4E)
0 1
DLE STX
Packet 0×7B 0×7D
2 3 4
Device CMD In/Out
Addres
s
1...254 0×4D In:0,
Out:1,
Aux: 2
2 3 4
Device CMD Chann
Addres el
s
1...254 0×4E 00...15 00...15 On:1,
Utilisation
5 6 7
Chann 0×00 STX
el
00...15 0 0×7D
5 6 7
In On/Off STX
0×7D
Off:0
8x8 Matrix
Controller
8
DLE
0×7B
8
DLE
0×7B
53