Lightspeed CAT 860, User Manual

Page: 42 / 88

42
1. Overview
2. Setup & Use
3. Optional
Accessories
4. T
roubleshooting
5. W
arranty
, Safety
& Specifications
<CMD>
Symbol
Hex
Value
<Param> Value Definition
MMAI 0xE7
Command Packet:
The controller sends no
<Param> character in the
command packet.
The Mute microphone
volume command sets both
microphone channels (A &
B) to -79dB.
Response Packet:
If the command is properly
received, the CAT 860
responds by repeating
back the command packet
with an added imbedded
<Param> character
containing the value
0x81 indicating that the
microphone audio inputs
are in the muted state.
If the command is not
received properly, the CAT
860 responds by sending a
<NACK> character.
8. UN-MUTE MICROPHONE AUDIO INPUTS COMMAND
UMAI 0xE8
Command Packet:
The controller sends no
<Param> character in the
command packet.
Definition:
The un-mute microphone
volume command
reloads the previously set
microphone volume levels.
Response Packet:
If the command is properly
received, the CAT 860
responds by repeating
back the command packet
with an added imbedded
<Param> character
containing the value
0x80 indicating that the
microphone audio inputs
are no longer in the muted
state.
If the command is not
received properly, the CAT
860 responds by sending a
<NACK> character.
14. RS-232 SERIAL INTERFACE
COMMAND DEFINITION
CONT’D
BASIC COMMAND SET FOR AUDIO SWITCHER OPERATIONS CONT’D
Audio Input Functions for the A/V Source Group Cont’d
7. MUTE MICROPHONE AUDIO INPUTS COMMAND