9
RS232 communication ASCII CODE protocol:
Note:
Coding system:8n1: 1 start bit + 8 data bits + 1 stop bit per byte = 10 bits per byte.
The serial port speed/baud rate:9600
Group
Command
Function Description
Feedback Code
Source Switch Setting
1A1
Switching the source to input 1
A:1->1←
2A1
Switching the source to input 2
A:1->2←
3A1
Switching the source to input 3
A:1->3←
Mute Setting
1A0
Mute All
Mute All←
0A0
unMute All
UnMute All←
Step Setting
600%
Volume Up
Volume:15←
601%
Volume Down
Volume:15←
602%
Base Up
Base:02←
603%
Base Down
Base:02←
604%
Treble Up
Treble:03←
605%
Treble Down
Treble:03←
Initialization
609%
Initialization, back to the default setting
A:1->1←
Volume:00←
Base:05←
Treble:05←
Request
690%
Checking the working status
A:1->1←
Volume:15←
Base:02←
Treble:03←
691%
Checking the Source status
A:1->1←
692%
Checking the Volume status
Volume:15←
693%
Checking the Base status
Base:02←
694%
Checking the Treble status
Treble:03←
7[x][x]%
Preset Volume, [x][x] is arranging from [0][0] to
[1][9], 20 degree in total
Volume:15←
8[x][x]%
Preset Base, [x][x] is arranging from [0][1] to
[0][9], 9 degree in total
Base:02←
9[x][x]%
Preset Treble, [x][x] is arranging from [0][1] to
[0][9], 9 degree in total
Treble:03←
EX:
MUTE ALL : 1A0
Volume Up
: 600%
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