Audio Zone Amplifier
Installation Guide
Operations of RS232 Control
5.
You can use a terminal software to control the 500216. Please set the parameters of the
COM Port (baud rate, data bit, stop bit and the parity bit) to 9600, 8, 1, none.
5.1. RS232 Communication Commands
Communication protocol:
RS232 Communication Protocol
Command
Function Description
Feedback Code
1A1.
Switching the audio to input 1 (RCA)
A: 1 -> 1
2A1.
Switching the audio to input 2 (3.5mm) A: 2 -> 1
0A0.
Mute Audio for MIC and Line out
Mute
1A0.
Mute Audio for MIC
Mute MIC
2A0.
Mute Audio for Line out
Mute LIN
0A1.
Unmute Audio
Unmute
3A0.
Switch ON Noise Gate
Gate On
4A0.
Switch OFF Noise Gate
Gate Off
600%
Checking the working status
A: 1 -> 1
Volume: 30
Bass: 00
Treble: 00
601%
MIC volume up
Volume of MIC: 51
602%
MIC volume down
Volume of MIC: 50
603%
Line volume up
Volume of LINE: 51
604%
Line volume down
Volume of LINE: 50
605%
Bass level up
Bass of LINE: 04
606%
Bass level down
Bass of LINE: 03
607%
Treble level up
Treble of LINE: 04
608%
Treble level down
Treble of LINE: 03
609%
Initialization, back to default settings
Init OK
5[x][x]%
Preset MIC Volume, [xx] ranges from
[00] to [60]. (Total of 61 levels)
Volume of MIC: 50
7[x][x]%
Preset line Volume, [xx] ranges from
[00] to [60]. (Total of 61 levels)
Volume of LINE: 50
8[x][x]%
Preset the Bass level, [xx] ranges
from [00] to [08]. (Total of 9 levels)
Bass of LINE: 04
9[x][x]%
Preset the Treble level, [xx] ranges
from [00] to [08]. (Total of 9 levels)
Treble of LINE: 04
Note:
1. The info inside brackets [ ] is a variable code. The brackets [ ] are not included.
2. Any dot “.” or percent “%” sign after the command is part of the command.
© MuxLab Inc. 2015
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