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8
Baud Rate: 9600bps Data Bit: 8bits Parity: None Stop Bit: 1bit
RS-232
Connection
RS-232 is connected through a 9-pin female D connector. The pins will have functions associated
with them, some will be unassigned.
No. Pin Function
1 ---- Not used
2 Tx Transmit
3 Rx Receive
4 ---- Not used
5 Gnd Ground
6 ---- Not used
7 ---- Not used
8 ---- Not used
9 ---- Not used
1
2
3
4
5
5
9 8 7
6
2
3
Command
The command codes are case sensitive, do not change capitalization, spacing, or lettering.
Command Feedback Description
1A1. 1A1 Switching the audio to input 1
2A1. 2A1 Switching the audio to input 2
0A0. Mute Audio Mute Audio of MIC and Line out
0A1. UnMute Audio UnMute Audio
1A0. Mute MIC Mute audio of MIC
2A0. Mute LINE Mute audio of line out
600% A: 1 -> 1
Volume: 30
Bass: 00
Treble: 00
Shows the audio status
601% Volume of MIC: 51 MIC volume up
602% Volume of MIC: 51 MIC volume down
603% Volume of LINE: 51 Line volume up
604% Volume of LINE: 51 Line volume down
605% Bass of LINE: 04 Bass level up
606% Bass of LINE: 04 Bass level down
607% Treble of LINE: 04 Treble level up
608% Treble of LINE: 04 Treble level down
609% A: 1 -> 1
Volume: 50
Bass: 04
Treble: 04
Resets back to default settings
5xx% Volume of MIC: xx Preset MIC volume, [xx] arranges from [00] to [60].
Example: 509% --> Volume of MIC: 09
7xx% Volume of LINE: xx Preset line volume, [xx] arranges from [00] to [60].
Example: 723% --> Volume of LINE: 23
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