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RS232 COMMUNICATION PROTOCOL
Baud rate: 9600 - Data bit: 8 - Stop bit: 1 -Parity bit: none
Command Function Description Feedback Code
1A1. Switching audio input to input 1 A : 1 -> 1
2A1. Switching audio input to input 2 A : 2 -> 1
0A0. Mute the Audio Mute Audio
0A1. UnMute the Audio UnMute Audio
1A0. Mute the Mic audio Mute Mic
2A0. Mute the Line Out audio Mute LIN
600% Current Status of the PA100 A: 1 -> 1
Volume : 30
Bass 00
Treble 00
601% MIC volume up Volume of MIC : 51
602% MIC volume down Volume of MIC : 51
603% Line volume up Volume of LINE : 51
604% Line volume down Volume of LINE : 51
605% Bass volume up Bass of LINE : 04
606% Bass volume down Bass of LINE : 04
607% Treble volume up Treble of LINE : 04
608% Treble volume down Treble of LINE : 04
609% Reset to default settings A : 1 -> 1
Volume : 50
Bass 07
Treble 07
5[x][x]% Preset MIC volume, [xx] is set from [00] to [60]. 61 degrees in total Volume of MIC : 50
7[x][x]% Preset line volume, [xx] is set from [00] to [60]. 61 degrees in total Volume of LINE : 50
8[x][x]% Preset bass volume, [xx] is set from [00] to [08]. 9 degrees in total Bass of LINE : 04
9[x][x]% Preset treble volume, [xx] is set from [00] to [08]. 9 degrees in total Treble of LINE : 04
Notice:
1: The characters inside bracket [ ] are the variable code, which is the changeable.
2: The bracket [ ] is not included in the RS232 commands.
Example 1: Switching the input 2 to the line-out should be [2A1.]
Example 2: Turning up the volume of the line audio should be [603%]
Example 3: Preset the MIC volume to be “21” degree should be [521%]
Example 4: Checking the current status of the PA100 should be [600%]